CINXE.COM

<!DOCTYPE html> <html class="client-nojs vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref--excluded vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-not-available" lang="ca" dir="ltr"> <head> <meta charset="UTF-8"> <title>Fitxer:Fresnel lens.svg - Viquipèdia, l'enciclopèdia lliure</title> <script>(function(){var className="client-js vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref--excluded vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-not-available";var cookie=document.cookie.match(/(?:^|; )cawikimwclientpreferences=([^;]+)/);if(cookie){cookie[1].split('%2C').forEach(function(pref){className=className.replace(new RegExp('(^| )'+pref.replace(/-clientpref-\w+$|[^\w-]+/g,'')+'-clientpref-\\w+( |$)'),'$1'+pref+'$2');});}document.documentElement.className=className;}());RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":[",\t.",".\t,"],"wgDigitTransformTable":["",""], "wgDefaultDateFormat":"dmy","wgMonthNames":["","gener","febrer","març","abril","maig","juny","juliol","agost","setembre","octubre","novembre","desembre"],"wgRequestId":"a4cd6fd9-5a59-4360-9a0c-9f5f17ed0d4a","wgCanonicalNamespace":"File","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":6,"wgPageName":"Fitxer:Fresnel_lens.svg","wgTitle":"Fresnel lens.svg","wgCurRevisionId":0,"wgRevisionId":0,"wgArticleId":0,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":[],"wgPageViewLanguage":"ca","wgPageContentLanguage":"ca","wgPageContentModel":"wikitext","wgRelevantPageName":"Fitxer:Fresnel_lens.svg","wgRelevantArticleId":0,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionCreate":[],"wgNoticeProject":"wikipedia","wgCiteReferencePreviewsActive":true,"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true,"wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"ca","pageLanguageDir":"ltr", "pageVariantFallbacks":"ca"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":true,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":0,"wgRelatedArticlesCompat":[],"wgCentralAuthMobileDomain":false,"wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":false,"wgVector2022LanguageInHeader":true,"wgULSisLanguageSelectorEmpty":true,"wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness","fullVersionList","mobile","model","platform","platformVersion"],"GEHomepageSuggestedEditsEnableTopics":true,"wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false,"wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.globalCssJs.user.styles":"ready","site.styles":"ready","user.styles":"ready","ext.globalCssJs.user":"ready","user":"ready","user.options":"loading","mediawiki.interface.helpers.styles":"ready","mediawiki.action.view.filepage":"ready", "skins.vector.search.codex.styles":"ready","skins.vector.styles":"ready","skins.vector.icons":"ready","filepage":"ready","ext.wikimediamessages.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript":"ready","ext.uls.interlanguage":"ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["site","mediawiki.page.ready","skins.vector.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.gadget.UkensKonkurranse","ext.gadget.refToolbar","ext.gadget.charinsert","ext.gadget.AltresViccionari","ext.gadget.purgetab","ext.gadget.DocTabs","ext.gadget.switcher","ext.urlShortener.toolbar","ext.centralauth.centralautologin","mmv.bootstrap","ext.popups","ext.visualEditor.desktopArticleTarget.init","ext.visualEditor.targetLoader","ext.echo.centralauth","ext.eventLogging","ext.wikimediaEvents","ext.navigationTiming","ext.uls.interface","ext.cx.eventlogging.campaigns","ext.checkUser.clientHints","oojs-ui.styles.icons-media","oojs-ui-core.icons"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.impl(function(){return["user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"}); }];});});</script> <link rel="stylesheet" href="/w/load.php?lang=ca&modules=ext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cext.wikimediamessages.styles%7Cfilepage%7Cmediawiki.action.view.filepage%7Cmediawiki.interface.helpers.styles%7Cskins.vector.icons%2Cstyles%7Cskins.vector.search.codex.styles&only=styles&skin=vector-2022"> <script async="" src="/w/load.php?lang=ca&modules=startup&only=scripts&raw=1&skin=vector-2022"></script> <link rel="stylesheet" href="https://commons.wikimedia.org/w/index.php?title=MediaWiki:Filepage.css&action=raw&ctype=text/css"> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=ca&modules=site.styles&only=styles&skin=vector-2022"> <meta name="generator" content="MediaWiki 1.44.0-wmf.4"> <meta name="referrer" content="origin"> <meta name="referrer" content="origin-when-cross-origin"> <meta name="robots" content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/1200px-Fresnel_lens.svg.png"> <meta property="og:image:width" content="1200"> <meta property="og:image:height" content="1794"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/800px-Fresnel_lens.svg.png"> <meta property="og:image:width" content="800"> <meta property="og:image:height" content="1196"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/640px-Fresnel_lens.svg.png"> <meta property="og:image:width" content="640"> <meta property="og:image:height" content="957"> <meta name="viewport" content="width=1120"> <meta property="og:title" content="Fitxer:Fresnel lens.svg - Viquipèdia, l'enciclopèdia lliure"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//ca.m.wikipedia.org/wiki/Fitxer:Fresnel_lens.svg"> <link rel="alternate" type="application/x-wiki" title="Modifica" href="/w/index.php?title=Fitxer:Fresnel_lens.svg&action=edit"> <link rel="apple-touch-icon" href="/static/apple-touch/wikipedia.png"> <link rel="icon" href="/static/favicon/wikipedia.ico"> <link rel="search" type="application/opensearchdescription+xml" href="/w/rest.php/v1/search" title="Viquipèdia (ca)"> <link rel="EditURI" type="application/rsd+xml" href="//ca.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://commons.wikimedia.org/wiki/File:Fresnel_lens.svg"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.ca"> <link rel="alternate" type="application/atom+xml" title="Canal de sindicació Atom Viquipèdia" href="/w/index.php?title=Especial:Canvis_recents&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-6 ns-subject mw-editable page-Fitxer_Fresnel_lens_svg rootpage-Fitxer_Fresnel_lens_svg skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Vés al contingut</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Lloc"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Menú principal" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Menú principal</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Menú principal</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">amaga</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navegació </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Portada" title="Visiteu la pàgina principal [z]" accesskey="z"><span>Portada</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Especial:Article_aleatori" title="Carrega una pàgina a l’atzar [x]" accesskey="x"><span>Article a l'atzar</span></a></li><li id="n-Articles-de-qualitat" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Articles_de_qualitat"><span>Articles de qualitat</span></a></li> </ul> </div> </div> <div id="p-Comunitat" class="vector-menu mw-portlet mw-portlet-Comunitat" > <div class="vector-menu-heading"> Comunitat </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-portal" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Portal" title="Sobre el projecte, què podeu fer, on trobareu les coses"><span>Portal viquipedista</span></a></li><li id="n-Agenda-d'actes" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Trobades"><span>Agenda d'actes</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Especial:Canvis_recents" title="Una llista dels canvis recents al wiki [r]" accesskey="r"><span>Canvis recents</span></a></li><li id="n-La-taverna" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:La_taverna"><span>La taverna</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Contacte"><span>Contacte</span></a></li><li id="n-Xat" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Canals_IRC"><span>Xat</span></a></li><li id="n-help" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Ajuda" title="El lloc per a saber més coses"><span>Ajuda</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Portada" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Viquipèdia" src="/static/images/mobile/copyright/wikipedia-wordmark-ca.svg" style="width: 7.5em; height: 1.4375em;"> <img class="mw-logo-tagline" alt="l'Enciclopèdia Lliure" src="/static/images/mobile/copyright/wikipedia-tagline-ca.svg" width="120" height="14" style="width: 7.5em; height: 0.875em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Especial:Cerca" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Cerca a la Viquipèdia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Cerca</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Cerca a Viquipèdia" aria-label="Cerca a Viquipèdia" autocapitalize="sentences" title="Cerca a la Viquipèdia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Especial:Cerca"> </div> <button class="cdx-button cdx-search-input__end-button">Cerca</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Eines personals"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Aparença"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Aparença" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Aparença</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_ca.wikipedia.org&uselang=ca" class=""><span>Donatius</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Especial:Crea_compte&returnto=Fitxer%3AFresnel+lens.svg" title="Us animem a crear un compte i iniciar una sessió, encara que no és obligatori" class=""><span>Crea un compte</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Especial:Registre_i_entrada&returnto=Fitxer%3AFresnel+lens.svg" title="Us animem a registrar-vos, però no és obligatori [o]" accesskey="o" class=""><span>Inicia la sessió</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Més opcions" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Eines personals" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Eines personals</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Menú d'usuari" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_ca.wikipedia.org&uselang=ca"><span>Donatius</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Especial:Crea_compte&returnto=Fitxer%3AFresnel+lens.svg" title="Us animem a crear un compte i iniciar una sessió, encara que no és obligatori"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Crea un compte</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Especial:Registre_i_entrada&returnto=Fitxer%3AFresnel+lens.svg" title="Us animem a registrar-vos, però no és obligatori [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Inicia la sessió</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pàgines per a editors no registrats <a href="/wiki/Ajuda:Introducci%C3%B3" aria-label="Vegeu més informació sobre l'edició"><span>més informació</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Especial:Contribucions_pr%C3%B2pies" title="Una llista de les modificacions fetes des d'aquesta adreça IP [y]" accesskey="y"><span>Contribucions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Especial:Discussi%C3%B3_personal" title="Discussió sobre les edicions per aquesta adreça ip. [n]" accesskey="n"><span>Discussió per aquest IP</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Lloc"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <h1 id="firstHeading" class="firstHeading mw-first-heading">Fitxer:Fresnel lens.svg</h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang mw-portlet-lang-icon-only" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector-empty" aria-label="Aquest article només existeix en aquesta llengua. Afegiu l'article per a altres llengües" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only mw-portlet-lang-heading-empty" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language mw-ui-icon-wikimedia-language"></span> <span class="vector-dropdown-label-text">Afegeix llengües</span> </label> <div class="vector-dropdown-content"> <div class="mw-portlet-empty-language-selector-body"> El contingut de la pàgina no s'admet en altres llengües. </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Espais de noms"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-image" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Fitxer:Fresnel_lens.svg" title="Visualitza la pàgina del fitxer [c]" accesskey="c"><span>Fitxer</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Fitxer_Discussi%C3%B3:Fresnel_lens.svg&action=edit&redlink=1" rel="discussion" class="new" title="Discussió sobre el contingut d'aquesta pàgina (encara no existeix) [t]" accesskey="t"><span>Discussió</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Canvia la variant de llengua" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">català</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Vistes"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Fitxer:Fresnel_lens.svg"><span>Mostra</span></a></li><li id="ca-view-foreign" class="vector-tab-noicon mw-list-item"><a href="https://commons.wikimedia.org/wiki/File:Fresnel_lens.svg"><span>Mostra en Wikimedia Commons</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Fitxer:Fresnel_lens.svg&action=edit" title="Create the source code of the local description page [e]" accesskey="e"><span>Afegeix una descripció local</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Eines de la pàgina"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Eines" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Eines</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Eines</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">amaga</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Més opcions" > <div class="vector-menu-heading"> Accions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Fitxer:Fresnel_lens.svg"><span>Mostra</span></a></li><li id="ca-more-view-foreign" class="vector-more-collapsible-item mw-list-item"><a href="https://commons.wikimedia.org/wiki/File:Fresnel_lens.svg"><span>Mostra en Wikimedia Commons</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Fitxer:Fresnel_lens.svg&action=edit" title="Create the source code of the local description page [e]" accesskey="e"><span>Afegeix una descripció local</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Especial:Enlla%C3%A7os/Fitxer:Fresnel_lens.svg" title="Una llista de totes les pàgines wiki que enllacen amb aquesta [j]" accesskey="j"><span>Què hi enllaça</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Especial:P%C3%A0gines_especials" title="Llista totes les pàgines especials [q]" accesskey="q"><span>Pàgines especials</span></a></li><li id="t-print" class="mw-list-item"><a href="javascript:print();" rel="alternate" title="Versió per a impressió d'aquesta pàgina [p]" accesskey="p"><span>Versió per a impressora</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Fitxer:Fresnel_lens.svg&action=info" title="Més informació sobre aquesta pàgina"><span>Informació de la pàgina</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Especial:UrlShortener&url=https%3A%2F%2Fca.wikipedia.org%2Fwiki%2FFitxer%3AFresnel_lens.svg"><span>Obtén una URL abreujada</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Especial:QrCode&url=https%3A%2F%2Fca.wikipedia.org%2Fwiki%2FFitxer%3AFresnel_lens.svg"><span>Descarrega el codi QR</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects emptyPortlet" > <div class="vector-menu-heading"> En altres projectes </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Eines de la pàgina"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Aparença"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Aparença</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">amaga</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">De la Viquipèdia, l'enciclopèdia lliure</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><ul id="filetoc" role="navigation"><li><a href="#file">Fitxer</a></li> <li><a href="#filehistory">Historial del fitxer</a></li> <li><a href="#filelinks">Ús del fitxer</a></li> <li><a href="#globalusage">Ús global del fitxer</a></li></ul><div class="fullImageLink" id="file"><a href="//upload.wikimedia.org/wikipedia/commons/e/e8/Fresnel_lens.svg"><img alt="Fitxer:Fresnel lens.svg" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/401px-Fresnel_lens.svg.png" decoding="async" width="401" height="600" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/602px-Fresnel_lens.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/802px-Fresnel_lens.svg.png 2x" data-file-width="535" data-file-height="800" /></a><div class="mw-filepage-resolutioninfo">Mida d'aquesta previsualització PNG del fitxer SVG: <a href="//upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/401px-Fresnel_lens.svg.png" class="mw-thumbnail-link">401 × 600 píxels</a>. <span class="mw-filepage-other-resolutions">Altres resolucions: <a href="//upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/160px-Fresnel_lens.svg.png" class="mw-thumbnail-link">160 × 240 píxels</a> | <a href="//upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/321px-Fresnel_lens.svg.png" class="mw-thumbnail-link">321 × 480 píxels</a> | <a href="//upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/513px-Fresnel_lens.svg.png" class="mw-thumbnail-link">513 × 768 píxels</a> | <a href="//upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/685px-Fresnel_lens.svg.png" class="mw-thumbnail-link">685 × 1.024 píxels</a> | <a href="//upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/1369px-Fresnel_lens.svg.png" class="mw-thumbnail-link">1.369 × 2.048 píxels</a> | <a href="//upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/535px-Fresnel_lens.svg.png" class="mw-thumbnail-link">535 × 800 píxels</a>.</span></div></div> <div class="mw-content-ltr fullMedia" lang="ca" dir="ltr"><p><bdi dir="ltr"><a href="//upload.wikimedia.org/wikipedia/commons/e/e8/Fresnel_lens.svg" class="internal" title="Fresnel lens.svg">Fitxer original</a></bdi> <span class="fileInfo">(fitxer SVG, nominalment 535 × 800 píxels, mida del fitxer: 5 Ko)</span> </p></div><div class="sharedUploadNotice"> <style data-mw-deduplicate="TemplateStyles:r33554519">.mw-parser-output .fmbox{clear:both;margin:0.2em 0;width:100%;border:1px solid #a2a9b1;background-color:var(--background-color-interactive-subtle,#f8f9fa);box-sizing:border-box;color:var(--color-base,#202122)}.mw-parser-output .fmbox-warning{border:1px solid #bb7070;background-color:#ffdbdb;color:#202122}.mw-parser-output .fmbox-editnotice{background-color:transparent}.mw-parser-output .fmbox .mbox-text{border:none;padding:0.25em 0.9em;width:100%}.mw-parser-output .fmbox .mbox-image{border:none;padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .fmbox .mbox-imageright{border:none;padding:2px 0.9em 2px 0;text-align:center}.mw-parser-output .fmbox .mbox-invalid-type{text-align:center}</style><table class="plainlinks fmbox fmbox-system" role="presentation"><tbody><tr><td class="mbox-image"><figure class="mw-halign-center" typeof="mw:File"><span title="Logo del projecte Wikimedia Commons"><img alt="Logo del projecte Wikimedia Commons" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/35px-Commons-logo.svg.png" decoding="async" width="35" height="47" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/53px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/70px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span><figcaption>Logo del projecte Wikimedia Commons</figcaption></figure></td><td class="mbox-text" style="text-align: center; font-size: 95%;">Aquest fitxer i la informació mostrada a continuació provenen del dipòsit multimèdia lliure <a href="/wiki/Wikimedia_Commons" title="Wikimedia Commons">Wikimedia Commons</a>.<br /> <span typeof="mw:File"><a href="https://commons.wikimedia.org/wiki/File:Fresnel_lens.svg?uselang=ca" title="Descripció a Commons"><img alt="Descripció a Commons" src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b9/Gtk-go-forward-ltr.svg/20px-Gtk-go-forward-ltr.svg.png" decoding="async" width="20" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b9/Gtk-go-forward-ltr.svg/30px-Gtk-go-forward-ltr.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b9/Gtk-go-forward-ltr.svg/40px-Gtk-go-forward-ltr.svg.png 2x" data-file-width="60" data-file-height="60" /></a></span> <span class="plainlinks"><b><a class="external text" href="https://commons.wikimedia.org/wiki/File:Fresnel_lens.svg?uselang=ca">Vegeu la pàgina original a Commons</a></b></span></td></tr></tbody></table><div style="position:absolute; right:25px; display:none;"><span typeof="mw:File"><a href="https://commons.wikimedia.org/wiki/File:Fresnel_lens.svg?uselang=ca" title="Descripció a Commons"><img alt="Descripció a Commons" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/15px-Commons-logo.svg.png" decoding="async" width="15" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/22px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span></div> </div> <div id="shared-image-desc"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="mw-heading mw-heading2"><h2 id="Resum">Resum</h2></div> <div class="hproduct commons-file-information-table"> <table class="fileinfotpl-type-information vevent" dir="ltr"> <tbody><tr> <td id="fileinfotpl_desc" class="fileinfo-paramfield" lang="ca">Descripció<span class="summary fn" style="display:none">Fresnel lens.svg</span></td> <td class="description"> <div class="description de" dir="ltr" lang="de"><span class="language de" title="alemany"><b>Deutsch: </b></span> Vergleich zwischen Fresnellinse (1) und herkömmlicher Linse (2)</div><div class="description en" dir="ltr" lang="en"><span class="language en" title="anglès"><b>English: </b></span> Comparison between Fresnel lens (1) and normal lens (2)</div><div class="description pl" dir="ltr" lang="pl"><span class="language pl" title="polonès"><b>Polski: </b></span> Soczewka Fresnela (1) w porównaniu ze zwykłą soczewką (2)</div><div class="description ru" dir="ltr" lang="ru"><span class="language ru" title="rus"><b>Русский: </b></span> Линза Френеля (1) и обычная линза (2)</div> <div class="description uk" dir="ltr" lang="uk"><span class="language uk" title="ucraïnès"><b>Українська: </b></span> Лінза Френеля (1) та звичайна лінза (2)</div></td> </tr> <tr> <td id="fileinfotpl_date" class="fileinfo-paramfield" lang="ca">Data</td> <td lang="ca"> <time class="dtstart" datetime="2006-04-25" lang="ca" dir="ltr" style="white-space:nowrap">25 d'abril de 2006</time></td> </tr> <tr> <td id="fileinfotpl_src" class="fileinfo-paramfield" lang="ca">Font</td> <td> <div class="description de" dir="ltr" lang="de"><span class="language de" title="alemany"><b>Deutsch: </b></span> eigene Zeichnung</div><div class="description en" dir="ltr" lang="en"><span class="language en" title="anglès"><b>English: </b></span> own drawing</div><div class="description pl" dir="ltr" lang="pl"><span class="language pl" title="polonès"><b>Polski: </b></span> rysunek własny</div></td> </tr> <tr> <td id="fileinfotpl_aut" class="fileinfo-paramfield" lang="ca">Autor</td> <td> <a href="//commons.wikimedia.org/wiki/User:Pko" title="User:Pko">Pko</a></td> </tr> <tr> <td id="fileinfotpl_perm" class="fileinfo-paramfield" lang="ca">Permís<br><small>(<a href="//commons.wikimedia.org/wiki/Commons:Reutilitzaci%C3%B3_de_contingut_fora_de_Wikimedia" class="mw-redirect" title="Commons:Reutilització de contingut fora de Wikimedia">Com reutilitzar aquest fitxer</a>)</small></td> <td> public domain</td> </tr> </tbody></table> </div> <div class="mw-heading mw-heading2"><h2 id="Llicència"><span id="Llic.C3.A8ncia"></span>Llicència</h2></div> <table class="licensetpl" style="display:none"> <tbody><tr> <td><span class="licensetpl_short">Public domain</span><span class="licensetpl_long">Public domain</span><span class="licensetpl_link_req">false</span><span class="licensetpl_attr_req">false</span> </td></tr></tbody></table> <table style="width: 100%; clear: both; margin: 0.5em auto; background-color: var(--background-color-neutral-subtle, #f7f8ff); color: var(--color-base, #202122); border: var(--border-subtle, 2px solid #8888aa); border-spacing: 8px; padding: 0px;" dir="ltr" class="layouttemplate" lang="ca"> <tbody><tr> <td><span typeof="mw:File"><span title="Public domain"><img alt="Public domain" src="https://upload.wikimedia.org/wikipedia/commons/thumb/6/62/PD-icon.svg/64px-PD-icon.svg.png" decoding="async" width="64" height="64" class="mw-file-element" srcset="https://upload.wikimedia.org/wikipedia/commons/thumb/6/62/PD-icon.svg/96px-PD-icon.svg.png 1.5x, https://upload.wikimedia.org/wikipedia/commons/thumb/6/62/PD-icon.svg/128px-PD-icon.svg.png 2x" data-file-width="196" data-file-height="196"></span></span> </td> <td>Jo, el titular del copyright d'aquesta obra, l'allibero al <b><a href="https://en.wikipedia.org/wiki/ca:Domini_p%C3%BAblic" class="extiw" title="w:ca:Domini públic">domini públic</a></b>. Això s'aplica a tot el món.<br><small>En alguns països això pot no ser legalment possible, en tal cas:</small><br><i>Jo faig concessió a tothom del dret d'usar aquesta obra <b>per a qualsevol propòsit</b>, sense cap condició llevat d'aquelles requerides per la llei.</i> </td></tr></tbody></table><h1 class="mw-slot-header"><mediainfoslotheader></mediainfoslotheader></h1><mediainfoview style="display: none"><mediainfoviewcaptions><div class="wbmi-entityview-captionsPanel oo-ui-layout oo-ui-panelLayout oo-ui-panelLayout-framed"><h3 class="wbmi-entityview-captions-header">Llegendes</h3><div class="wbmi-entityview-caption oo-ui-layout oo-ui-horizontalLayout"><label class="wbmi-language-label oo-ui-widget oo-ui-widget-enabled oo-ui-labelElement-label oo-ui-labelElement oo-ui-labelWidget">català</label><div lang="ca" dir="ltr" class="wbmi-caption-value wbmi-entityview-emptyCaption">Afegeix una explicació d'una línia del que representa aquest fitxer</div></div></div></mediainfoviewcaptions><mediainfoviewstatements><div id="P180" data-property="P180" data-statements="[]" data-formatvalue="[]" class="wbmi-entityview-statementsGroup wbmi-entityview-statementsGroup-P180 oo-ui-layout oo-ui-panelLayout oo-ui-panelLayout-framed"><div class="wbmi-statements-widget"><div class="wbmi-statement-header"><div class="wbmi-entity-data"><div class="wbmi-entity-title"><h3 class="wbmi-statements-title">Elements representats en aquest fitxer</h3><h4 class="wbmi-entity-label"><bdi><a target="_blank" title="d:Special:EntityPage/P180" href="https://www.wikidata.org/wiki/Special:EntityPage/P180">representa l'entitat</a></bdi></h4></div></div></div><div class="wbmi-content-items-group"></div></div></div><div id="P170" data-property="P170" data-statements="[{"mainsnak":{"snaktype":"somevalue","property":"P170","hash":"d3550e860f988c6675fff913440993f58f5c40c5"},"type":"statement","qualifiers":{"P4174":[{"snaktype":"value","property":"P4174","hash":"2c4b7a3bf02fe08dca9077f358b5479fdd13dd5d","datavalue":{"value":"Pko","type":"string"}}],"P2093":[{"snaktype":"value","property":"P2093","hash":"616fc14e0184c6172a9bb272d83a586de653cd67","datavalue":{"value":"Pko","type":"string"}}],"P2699":[{"snaktype":"value","property":"P2699","hash":"11679e32ed43fd569e7726b63d450383c5c5ba20","datavalue":{"value":"https:\/\/commons.wikimedia.org\/wiki\/user:Pko","type":"string"}}]},"qualifiers-order":["P4174","P2093","P2699"],"id":"M732049$786674BF-5AB4-4F15-A6A3-02790DF77469","rank":"normal"}]" data-formatvalue="{"{\"value\":{\"entity-type\":\"property\",\"numeric-id\":170,\"id\":\"P170\"},\"type\":\"wikibase-entityid\"}":{"text\/html":{"ca":{"":"<a target=\"_blank\" title=\"d:Special:EntityPage\/P170\" href=\"https:\/\/www.wikidata.org\/wiki\/Special:EntityPage\/P170\">creador<\/a>"}},"text\/plain":{"ca":{"":"creador"}}},"{\"value\":{\"entity-type\":\"property\",\"numeric-id\":4174,\"id\":\"P4174\"},\"type\":\"wikibase-entityid\"}":{"text\/html":{"ca":{"":"<a target=\"_blank\" title=\"d:Special:EntityPage\/P4174\" href=\"https:\/\/www.wikidata.org\/wiki\/Special:EntityPage\/P4174\">nom d'usuari de Wikimedia<\/a>"}},"text\/plain":{"ca":{"":"nom d'usuari de Wikimedia"}}},"{\"value\":\"Pko\",\"type\":\"string\"}":{"text\/html":{"ca":{"P4174":"<a target=\"_blank\" class=\"wb-external-id external\" href=\"https:\/\/www.wikidata.org\/wiki\/Special:CentralAuth?target=Pko\" rel=\"nofollow\">Pko<\/a>","P2093":"Pko"}},"text\/plain":{"ca":{"P4174":"Pko","P2093":"Pko"}}},"{\"value\":{\"entity-type\":\"property\",\"numeric-id\":2093,\"id\":\"P2093\"},\"type\":\"wikibase-entityid\"}":{"text\/html":{"ca":{"":"<a target=\"_blank\" title=\"d:Special:EntityPage\/P2093\" href=\"https:\/\/www.wikidata.org\/wiki\/Special:EntityPage\/P2093\">nom curt de l'autor<\/a>"}},"text\/plain":{"ca":{"":"nom curt de l'autor"}}},"{\"value\":{\"entity-type\":\"property\",\"numeric-id\":2699,\"id\":\"P2699\"},\"type\":\"wikibase-entityid\"}":{"text\/html":{"ca":{"":"<a target=\"_blank\" title=\"d:Special:EntityPage\/P2699\" href=\"https:\/\/www.wikidata.org\/wiki\/Special:EntityPage\/P2699\">URL<\/a>"}},"text\/plain":{"ca":{"":"URL"}}},"{\"value\":\"https:\\\/\\\/commons.wikimedia.org\\\/wiki\\\/user:Pko\",\"type\":\"string\"}":{"text\/html":{"ca":{"P2699":"<a target=\"_blank\" rel=\"nofollow\" class=\"external free\" href=\"https:\/\/commons.wikimedia.org\/wiki\/user:Pko\">https:\/\/commons.wikimedia.org\/wiki\/user:Pko<\/a>"}},"text\/plain":{"ca":{"P2699":"https:\/\/commons.wikimedia.org\/wiki\/user:Pko"}}}}" class="wbmi-entityview-statementsGroup wbmi-entityview-statementsGroup-P170 oo-ui-layout oo-ui-panelLayout oo-ui-panelLayout-framed"><div class="wbmi-statements-widget"><div class="wbmi-statement-header"><div class="wbmi-entity-data"><div class="wbmi-entity-title"><h4 class="wbmi-entity-label"><bdi><a target="_blank" title="d:Special:EntityPage/P170" href="https://www.wikidata.org/wiki/Special:EntityPage/P170">creador</a></bdi></h4></div></div></div><div class="wbmi-content-items-group"><div class="wbmi-item wbmi-item-read"><div data-guid="M732049$786674BF-5AB4-4F15-A6A3-02790DF77469" class="wbmi-item-container"><div class="wbmi-entity-header"><div class="wbmi-entity-data"><div class="wbmi-entity-title"><h4 class="wbmi-entity-label"><bdi>Algun valor sense element de Wikidata</bdi></h4></div></div></div><div class="wbmi-item-qualifiers"><div class="wbmi-snaklist-container"><div class="wbmi-snaklist-content"><div class="wbmi-snak"><div class="wbmi-snak-value"><a target="_blank" title="d:Special:EntityPage/P4174" href="https://www.wikidata.org/wiki/Special:EntityPage/P4174">nom d'usuari de Wikimedia</a><span class="wbmi-snak-value-separator">: </span><span class="wbmi-snak-value--value"><a target="_blank" class="wb-external-id external" href="https://www.wikidata.org/wiki/Special:CentralAuth?target=Pko" rel="nofollow">Pko</a></span></div></div><div class="wbmi-snak"><div class="wbmi-snak-value"><a target="_blank" title="d:Special:EntityPage/P2093" href="https://www.wikidata.org/wiki/Special:EntityPage/P2093">nom curt de l'autor</a><span class="wbmi-snak-value-separator">: </span><span class="wbmi-snak-value--value">Pko</span></div></div><div class="wbmi-snak"><div class="wbmi-snak-value"><a target="_blank" title="d:Special:EntityPage/P2699" href="https://www.wikidata.org/wiki/Special:EntityPage/P2699">URL</a><span class="wbmi-snak-value-separator">: </span><span class="wbmi-snak-value--value"><a target="_blank" rel="nofollow" class="external free" href="https://commons.wikimedia.org/wiki/user:Pko">https://commons.wikimedia.org/wiki/user:Pko</a></span></div></div></div></div></div></div></div></div></div></div><div id="P6216" data-property="P6216" data-statements="[{"mainsnak":{"snaktype":"value","property":"P6216","hash":"f88a8b9472789ca66067ed50ce20dc2650af5744","datavalue":{"value":{"entity-type":"item","numeric-id":88088423,"id":"Q88088423"},"type":"wikibase-entityid"}},"type":"statement","id":"M732049$C0044D8C-F68C-48CB-8A89-AE39CAA01314","rank":"normal"}]" data-formatvalue="{"{\"value\":{\"entity-type\":\"property\",\"numeric-id\":6216,\"id\":\"P6216\"},\"type\":\"wikibase-entityid\"}":{"text\/html":{"ca":{"":"<a target=\"_blank\" title=\"d:Special:EntityPage\/P6216\" href=\"https:\/\/www.wikidata.org\/wiki\/Special:EntityPage\/P6216\">estatus dels drets d'autor<\/a>"}},"text\/plain":{"ca":{"":"estatus dels drets d'autor"}}},"{\"value\":{\"entity-type\":\"item\",\"numeric-id\":88088423,\"id\":\"Q88088423\"},\"type\":\"wikibase-entityid\"}":{"text\/html":{"ca":{"P6216":"<a target=\"_blank\" title=\"d:Special:EntityPage\/Q88088423\" href=\"https:\/\/www.wikidata.org\/wiki\/Special:EntityPage\/Q88088423\">amb drets d'autor, dedicat al domini p\u00fablic pel propietari dels drets d'autor<\/a>"}},"text\/plain":{"ca":{"P6216":"amb drets d'autor, dedicat al domini p\u00fablic pel propietari dels drets d'autor"}}}}" class="wbmi-entityview-statementsGroup wbmi-entityview-statementsGroup-P6216 oo-ui-layout oo-ui-panelLayout oo-ui-panelLayout-framed"><div class="wbmi-statements-widget"><div class="wbmi-statement-header"><div class="wbmi-entity-data"><div class="wbmi-entity-title"><h4 class="wbmi-entity-label"><bdi><a target="_blank" title="d:Special:EntityPage/P6216" href="https://www.wikidata.org/wiki/Special:EntityPage/P6216">estatus dels drets d'autor</a></bdi></h4></div></div></div><div class="wbmi-content-items-group"><div class="wbmi-item wbmi-item-read"><div data-guid="M732049$C0044D8C-F68C-48CB-8A89-AE39CAA01314" class="wbmi-item-container"><div class="wbmi-entity-header"><div class="wbmi-entity-data"><div class="wbmi-entity-title"><h4 class="wbmi-entity-label"><bdi><a target="_blank" title="d:Special:EntityPage/Q88088423" href="https://www.wikidata.org/wiki/Special:EntityPage/Q88088423">amb drets d'autor, dedicat al domini públic pel propietari dels drets d'autor</a></bdi></h4></div></div></div></div></div></div></div></div><div id="P275" data-property="P275" data-statements="[{"mainsnak":{"snaktype":"value","property":"P275","hash":"c50f467f552350584a199dd3c9ceadf026c05180","datavalue":{"value":{"entity-type":"item","numeric-id":98592850,"id":"Q98592850"},"type":"wikibase-entityid"}},"type":"statement","id":"M732049$8F6AA038-302B-4E19-AFD0-F1A3F6914A7E","rank":"normal"}]" data-formatvalue="{"{\"value\":{\"entity-type\":\"property\",\"numeric-id\":275,\"id\":\"P275\"},\"type\":\"wikibase-entityid\"}":{"text\/html":{"ca":{"":"<a target=\"_blank\" title=\"d:Special:EntityPage\/P275\" href=\"https:\/\/www.wikidata.org\/wiki\/Special:EntityPage\/P275\">llic\u00e8ncia<\/a>"}},"text\/plain":{"ca":{"":"llic\u00e8ncia"}}},"{\"value\":{\"entity-type\":\"item\",\"numeric-id\":98592850,\"id\":\"Q98592850\"},\"type\":\"wikibase-entityid\"}":{"text\/html":{"ca":{"P275":"<a target=\"_blank\" title=\"d:Special:EntityPage\/Q98592850\" href=\"https:\/\/www.wikidata.org\/wiki\/Special:EntityPage\/Q98592850\">alliberat al domini p\u00fablic pel titular dels drets d'autor<\/a>"}},"text\/plain":{"ca":{"P275":"alliberat al domini p\u00fablic pel titular dels drets d'autor"}}}}" class="wbmi-entityview-statementsGroup wbmi-entityview-statementsGroup-P275 oo-ui-layout oo-ui-panelLayout oo-ui-panelLayout-framed"><div class="wbmi-statements-widget"><div class="wbmi-statement-header"><div class="wbmi-entity-data"><div class="wbmi-entity-title"><h4 class="wbmi-entity-label"><bdi><a target="_blank" title="d:Special:EntityPage/P275" href="https://www.wikidata.org/wiki/Special:EntityPage/P275">llicència</a></bdi></h4></div></div></div><div class="wbmi-content-items-group"><div class="wbmi-item wbmi-item-read"><div data-guid="M732049$8F6AA038-302B-4E19-AFD0-F1A3F6914A7E" class="wbmi-item-container"><div class="wbmi-entity-header"><div class="wbmi-entity-data"><div class="wbmi-entity-title"><h4 class="wbmi-entity-label"><bdi><a target="_blank" title="d:Special:EntityPage/Q98592850" href="https://www.wikidata.org/wiki/Special:EntityPage/Q98592850">alliberat al domini públic pel titular dels drets d'autor</a></bdi></h4></div></div></div></div></div></div></div></div><div id="P571" data-property="P571" data-statements="[{"mainsnak":{"snaktype":"value","property":"P571","hash":"4f6e54ed5074154ccefb2e7398c781a2966595ab","datavalue":{"value":{"time":"+2006-04-25T00:00:00Z","timezone":0,"before":0,"after":0,"precision":11,"calendarmodel":"http:\/\/www.wikidata.org\/entity\/Q1985727"},"type":"time"}},"type":"statement","id":"M732049$1374394F-A5E3-480E-B51B-42B3C82558D6","rank":"normal"}]" data-formatvalue="{"{\"value\":{\"entity-type\":\"property\",\"numeric-id\":571,\"id\":\"P571\"},\"type\":\"wikibase-entityid\"}":{"text\/html":{"ca":{"":"<a target=\"_blank\" title=\"d:Special:EntityPage\/P571\" href=\"https:\/\/www.wikidata.org\/wiki\/Special:EntityPage\/P571\">data de creaci\u00f3 o fundaci\u00f3<\/a>"}},"text\/plain":{"ca":{"":"data de creaci\u00f3 o fundaci\u00f3"}}},"{\"value\":{\"time\":\"+2006-04-25T00:00:00Z\",\"timezone\":0,\"before\":0,\"after\":0,\"precision\":11,\"calendarmodel\":\"http:\\\/\\\/www.wikidata.org\\\/entity\\\/Q1985727\"},\"type\":\"time\"}":{"text\/html":{"ca":{"P571":"25 abr 2006"}},"text\/plain":{"ca":{"P571":"25 abr 2006"}}}}" class="wbmi-entityview-statementsGroup wbmi-entityview-statementsGroup-P571 oo-ui-layout oo-ui-panelLayout oo-ui-panelLayout-framed"><div class="wbmi-statements-widget"><div class="wbmi-statement-header"><div class="wbmi-entity-data"><div class="wbmi-entity-title"><h4 class="wbmi-entity-label"><bdi><a target="_blank" title="d:Special:EntityPage/P571" href="https://www.wikidata.org/wiki/Special:EntityPage/P571">data de creació o fundació</a></bdi></h4></div></div></div><div class="wbmi-content-items-group"><div class="wbmi-item wbmi-item-read"><div data-guid="M732049$1374394F-A5E3-480E-B51B-42B3C82558D6" class="wbmi-item-container"><div class="wbmi-entity-header"><div class="wbmi-entity-data"><div class="wbmi-entity-title"><h4 class="wbmi-entity-label"><bdi>25 abr 2006</bdi></h4></div></div></div></div></div></div></div></div></mediainfoviewstatements></mediainfoview>    </div></div> <h2 id="filehistory">Historial del fitxer</h2> <div id="mw-imagepage-section-filehistory"> <p>Cliqueu una data/hora per veure el fitxer tal com era aleshores. </p> <table class="wikitable filehistory"> <tr><th></th><th>Data/hora</th><th>Miniatura</th><th>Dimensions</th><th>Usuari/a</th><th>Comentari</th></tr> <tr><td>actual</td><td class="filehistory-selected" style="white-space: nowrap;"><a href="//upload.wikimedia.org/wikipedia/commons/e/e8/Fresnel_lens.svg">11:55, 26 abr 2006</a></td><td><a href="//upload.wikimedia.org/wikipedia/commons/e/e8/Fresnel_lens.svg"><img alt="Miniatura per a la versió del 11:55, 26 abr 2006" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Fresnel_lens.svg/80px-Fresnel_lens.svg.png" decoding="async" loading="lazy" width="80" height="120" data-file-width="535" data-file-height="800" /></a></td><td>535 × 800 <span style="white-space: nowrap;">(5 Ko)</span></td><td><a href="/w/index.php?title=Usuari:Madden&action=edit&redlink=1" class="new mw-userlink" title="Usuari:Madden (encara no existeix)"><bdi>Madden</bdi></a></td><td dir="ltr">resaved it as "Plain SVG" in Inkscape</td></tr> <tr><td></td><td style="white-space: nowrap;"><a href="//upload.wikimedia.org/wikipedia/commons/archive/e/e8/20060426105512%21Fresnel_lens.svg">14:55, 25 abr 2006</a></td><td><a href="//upload.wikimedia.org/wikipedia/commons/archive/e/e8/20060426105512%21Fresnel_lens.svg"><img alt="Miniatura per a la versió del 14:55, 25 abr 2006" src="//upload.wikimedia.org/wikipedia/commons/thumb/archive/e/e8/20060426105512%21Fresnel_lens.svg/80px-Fresnel_lens.svg.png" decoding="async" loading="lazy" width="80" height="120" data-file-width="535" data-file-height="800" /></a></td><td>535 × 800 <span style="white-space: nowrap;">(7 Ko)</span></td><td><a href="/w/index.php?title=Usuari:Pko&action=edit&redlink=1" class="new mw-userlink" title="Usuari:Pko (encara no existeix)"><bdi>Pko</bdi></a></td><td dir="ltr"></td></tr> <tr><td></td><td style="white-space: nowrap;"><a href="//upload.wikimedia.org/wikipedia/commons/archive/e/e8/20060425135525%21Fresnel_lens.svg">12:43, 25 abr 2006</a></td><td><a href="//upload.wikimedia.org/wikipedia/commons/archive/e/e8/20060425135525%21Fresnel_lens.svg"><img alt="Miniatura per a la versió del 12:43, 25 abr 2006" src="//upload.wikimedia.org/wikipedia/commons/thumb/archive/e/e8/20060425135525%21Fresnel_lens.svg/80px-Fresnel_lens.svg.png" decoding="async" loading="lazy" width="80" height="120" data-file-width="535" data-file-height="800" /></a></td><td>535 × 800 <span style="white-space: nowrap;">(6 Ko)</span></td><td><a href="/w/index.php?title=Usuari:Pko&action=edit&redlink=1" class="new mw-userlink" title="Usuari:Pko (encara no existeix)"><bdi>Pko</bdi></a></td><td dir="ltr"></td></tr> <tr><td></td><td style="white-space: nowrap;"><a href="//upload.wikimedia.org/wikipedia/commons/archive/e/e8/20060425114312%21Fresnel_lens.svg">12:00, 25 abr 2006</a></td><td><a href="//upload.wikimedia.org/wikipedia/commons/archive/e/e8/20060425114312%21Fresnel_lens.svg"><img alt="Miniatura per a la versió del 12:00, 25 abr 2006" src="//upload.wikimedia.org/wikipedia/commons/thumb/archive/e/e8/20060425114312%21Fresnel_lens.svg/93px-Fresnel_lens.svg.png" decoding="async" loading="lazy" width="93" height="120" data-file-width="700" data-file-height="900" /></a></td><td>700 × 900 <span style="white-space: nowrap;">(5 Ko)</span></td><td><a href="/w/index.php?title=Usuari:Pko&action=edit&redlink=1" class="new mw-userlink" title="Usuari:Pko (encara no existeix)"><bdi>Pko</bdi></a></td><td dir="ltr">{{Information| |Description={{en|Comparision between Fresnel lens and normal lens}}{{pl|Soczewka Fresnela w porównaniu ze zwykłą soczewką}} |Source={{en|own drawin}}{{pl|rysunek własny}} |Date=2006-04-25 |Author=~~~ |Permission=public domain |other_v</td></tr> </table> </div> <h2 id="filelinks">Ús del fitxer</h2> <div id='mw-imagepage-section-linkstoimage'> <p>La pàgina següent utilitza aquest fitxer: </p><ul class="mw-imagepage-linkstoimage"> <li class="mw-imagepage-linkstoimage-ns0"><a href="/wiki/Lent_de_Fresnel" title="Lent de Fresnel">Lent de Fresnel</a></li> </ul> </div> <h2 id="globalusage">Ús global del fitxer</h2> <div id="mw-imagepage-section-globalusage"><p>Utilització d'aquest fitxer en altres wikis: </p><ul> <li class='mw-gu-onwiki-als_wikipedia_org'>Utilització a als.wikipedia.org <ul> <li><a class="external" href="https://als.wikipedia.org/wiki/Fresnel-Linse">Fresnel-Linse</a></li> </ul></li> <li class='mw-gu-onwiki-ar_wikipedia_org'>Utilització a ar.wikipedia.org <ul> <li><a class="external" href="https://ar.wikipedia.org/wiki/%D9%85%D9%86%D8%A7%D8%B1%D8%A9">منارة</a></li> <li><a class="external" href="https://ar.wikipedia.org/wiki/%D8%B9%D8%AF%D8%B3%D8%A9_%D9%81%D8%B1%D9%8A%D9%86%D9%84">عدسة فرينل</a></li> </ul></li> <li class='mw-gu-onwiki-ast_wikipedia_org'>Utilització a ast.wikipedia.org <ul> <li><a class="external" href="https://ast.wikipedia.org/wiki/Faru">Faru</a></li> </ul></li> <li class='mw-gu-onwiki-ba_wikipedia_org'>Utilització a ba.wikipedia.org <ul> <li><a class="external" href="https://ba.wikipedia.org/wiki/%D0%A4%D1%80%D0%B5%D0%BD%D0%B5%D0%BB%D1%8C_%D0%BB%D0%B8%D0%BD%D0%B7%D0%B0%D2%BB%D1%8B">Френель линзаһы</a></li> </ul></li> <li class='mw-gu-onwiki-bg_wikipedia_org'>Utilització a bg.wikipedia.org <ul> <li><a class="external" href="https://bg.wikipedia.org/wiki/%D0%A4%D1%80%D0%B5%D0%BD%D0%B5%D0%BB%D0%BE%D0%B2%D0%B0_%D0%BB%D0%B5%D1%89%D0%B0">Френелова леща</a></li> </ul></li> <li class='mw-gu-onwiki-cs_wikipedia_org'>Utilització a cs.wikipedia.org <ul> <li><a class="external" href="https://cs.wikipedia.org/wiki/Fresnelova_%C4%8Do%C4%8Dka">Fresnelova čočka</a></li> </ul></li> <li class='mw-gu-onwiki-da_wikipedia_org'>Utilització a da.wikipedia.org <ul> <li><a class="external" href="https://da.wikipedia.org/wiki/Fresnellinse">Fresnellinse</a></li> </ul></li> <li class='mw-gu-onwiki-de_wikipedia_org'>Utilització a de.wikipedia.org <ul> <li><a class="external" href="https://de.wikipedia.org/wiki/Scheinwerfer">Scheinwerfer</a></li> <li><a class="external" href="https://de.wikipedia.org/wiki/Polylux_(Ger%C3%A4t)">Polylux (Gerät)</a></li> <li><a class="external" href="https://de.wikipedia.org/wiki/Diskussion:Fresnel-Linse">Diskussion:Fresnel-Linse</a></li> <li><a class="external" href="https://de.wikipedia.org/wiki/Veranstaltungsbeleuchtung">Veranstaltungsbeleuchtung</a></li> </ul></li> <li class='mw-gu-onwiki-en_wikipedia_org'>Utilització a en.wikipedia.org <ul> <li><a class="external" href="https://en.wikipedia.org/wiki/Augustin-Jean_Fresnel">Augustin-Jean Fresnel</a></li> <li><a class="external" href="https://en.wikipedia.org/wiki/Fresnel_lens">Fresnel lens</a></li> <li><a class="external" href="https://en.wikipedia.org/wiki/Fresnel_lantern">Fresnel lantern</a></li> </ul></li> <li class='mw-gu-onwiki-en_wikibooks_org'>Utilització a en.wikibooks.org <ul> <li><a class="external" href="https://en.wikibooks.org/wiki/Adventist_Youth_Honors_Answer_Book/Arts_and_Crafts/Lighthouses">Adventist Youth Honors Answer Book/Arts and Crafts/Lighthouses</a></li> <li><a class="external" href="https://en.wikibooks.org/wiki/Adventist_Youth_Honors_Answer_Book/Arts_and_Crafts/Lighthouses_-_Advanced">Adventist Youth Honors Answer Book/Arts and Crafts/Lighthouses - Advanced</a></li> <li><a class="external" href="https://en.wikibooks.org/wiki/Technical_Theatre/Lighting/Fresnels">Technical Theatre/Lighting/Fresnels</a></li> <li><a class="external" href="https://en.wikibooks.org/wiki/Technical_Theatre/Printable_version">Technical Theatre/Printable version</a></li> </ul></li> <li class='mw-gu-onwiki-en_wiktionary_org'>Utilització a en.wiktionary.org <ul> <li><a class="external" href="https://en.wiktionary.org/wiki/Fresnel_lens">Fresnel lens</a></li> </ul></li> <li class='mw-gu-onwiki-eo_wikipedia_org'>Utilització a eo.wikipedia.org <ul> <li><a class="external" href="https://eo.wikipedia.org/wiki/Fresnel-lenso">Fresnel-lenso</a></li> </ul></li> <li class='mw-gu-onwiki-es_wikipedia_org'>Utilització a es.wikipedia.org <ul> <li><a class="external" href="https://es.wikipedia.org/wiki/Lente_de_Fresnel">Lente de Fresnel</a></li> </ul></li> <li class='mw-gu-onwiki-et_wikipedia_org'>Utilització a et.wikipedia.org <ul> <li><a class="external" href="https://et.wikipedia.org/wiki/Fresneli_l%C3%A4%C3%A4ts">Fresneli lääts</a></li> </ul></li> <li class='mw-gu-onwiki-eu_wikipedia_org'>Utilització a eu.wikipedia.org <ul> <li><a class="external" href="https://eu.wikipedia.org/wiki/Fresnel_leiar">Fresnel leiar</a></li> </ul></li> <li class='mw-gu-onwiki-fa_wikipedia_org'>Utilització a fa.wikipedia.org <ul> <li><a class="external" href="https://fa.wikipedia.org/wiki/%D8%B9%D8%AF%D8%B3%DB%8C_%D9%81%D8%B1%D8%B3%D9%86%D9%84">عدسی فرسنل</a></li> </ul></li> <li class='mw-gu-onwiki-frr_wikipedia_org'>Utilització a frr.wikipedia.org <ul> <li><a class="external" href="https://frr.wikipedia.org/wiki/Fresnel-Lins">Fresnel-Lins</a></li> <li><a class="external" href="https://frr.wikipedia.org/wiki/Fresnel-Lens">Fresnel-Lens</a></li> </ul></li> <li class='mw-gu-onwiki-fr_wikipedia_org'>Utilització a fr.wikipedia.org <ul> <li><a class="external" href="https://fr.wikipedia.org/wiki/Augustin_Fresnel">Augustin Fresnel</a></li> <li><a class="external" href="https://fr.wikipedia.org/wiki/Lentille_de_Fresnel">Lentille de Fresnel</a></li> <li><a class="external" href="https://fr.wikipedia.org/wiki/Utilisateur:Goootio/Brouillon">Utilisateur:Goootio/Brouillon</a></li> <li><a class="external" href="https://fr.wikipedia.org/wiki/Concentrateur_solaire_%C3%A0_miroir_de_Fresnel">Concentrateur solaire à miroir de Fresnel</a></li> </ul></li> <li class='mw-gu-onwiki-fr_wiktionary_org'>Utilització a fr.wiktionary.org <ul> <li><a class="external" href="https://fr.wiktionary.org/wiki/lentille_de_Fresnel">lentille de Fresnel</a></li> </ul></li> <li class='mw-gu-onwiki-he_wikipedia_org'>Utilització a he.wikipedia.org <ul> <li><a class="external" href="https://he.wikipedia.org/wiki/%D7%A2%D7%93%D7%A9%D7%94">עדשה</a></li> <li><a class="external" href="https://he.wikipedia.org/wiki/%D7%A2%D7%93%D7%A9%D7%AA_%D7%A4%D7%A8%D7%A0%D7%9C">עדשת פרנל</a></li> <li><a class="external" href="https://he.wikipedia.org/wiki/%D7%9E%D7%A9%D7%AA%D7%9E%D7%A9:Gil_Albo/%D7%98%D7%99%D7%95%D7%98%D7%94">משתמש:Gil Albo/טיוטה</a></li> <li><a class="external" href="https://he.wikipedia.org/wiki/MOEMS">MOEMS</a></li> </ul></li> <li class='mw-gu-onwiki-id_wikipedia_org'>Utilització a id.wikipedia.org <ul> <li><a class="external" href="https://id.wikipedia.org/wiki/Lensa">Lensa</a></li> <li><a class="external" href="https://id.wikipedia.org/wiki/Lensa_Fresnel">Lensa Fresnel</a></li> </ul></li> <li class='mw-gu-onwiki-it_wikipedia_org'>Utilització a it.wikipedia.org <ul> <li><a class="external" href="https://it.wikipedia.org/wiki/Lente_di_Fresnel">Lente di Fresnel</a></li> <li><a class="external" href="https://it.wikipedia.org/wiki/Lanterna_di_Fresnel">Lanterna di Fresnel</a></li> </ul></li> <li class='mw-gu-onwiki-jv_wikipedia_org'>Utilització a jv.wikipedia.org <ul> <li><a class="external" href="https://jv.wikipedia.org/wiki/L%C3%A8nsa">Lènsa</a></li> </ul></li> <li class='mw-gu-onwiki-kk_wikipedia_org'>Utilització a kk.wikipedia.org <ul> <li><a class="external" href="https://kk.wikipedia.org/wiki/%D0%A4%D1%80%D0%B5%D0%BD%D0%B5%D0%BB%D1%8C_%D0%BB%D0%B8%D0%BD%D0%B7%D0%B0%D1%81%D1%8B">Френель линзасы</a></li> </ul></li> <li class='mw-gu-onwiki-ko_wikipedia_org'>Utilització a ko.wikipedia.org <ul> <li><a class="external" href="https://ko.wikipedia.org/wiki/%EC%82%AC%EC%9A%A9%EC%9E%90:%EA%B7%B8%EB%84%A4%EA%B3%A0%EC%B9%98%EA%B8%B0/%ED%94%84%EB%A0%88%EB%84%AC_%EB%A0%8C%EC%A6%88">사용자:그네고치기/프레넬 렌즈</a></li> </ul></li> <li class='mw-gu-onwiki-mk_wikipedia_org'>Utilització a mk.wikipedia.org <ul> <li><a class="external" href="https://mk.wikipedia.org/wiki/%D0%A4%D1%80%D0%B5%D0%BD%D0%B5%D0%BB%D0%BE%D0%B2%D0%B0_%D0%BB%D0%B5%D1%9C%D0%B0">Френелова леќа</a></li> </ul></li> <li class='mw-gu-onwiki-mn_wikipedia_org'>Utilització a mn.wikipedia.org <ul> <li><a class="external" href="https://mn.wikipedia.org/wiki/%D0%A4%D1%80%D0%B5%D0%BD%D0%B5%D0%BB%D0%B8%D0%B9%D0%BD_%D0%BB%D0%B8%D0%BD%D0%B7">Френелийн линз</a></li> </ul></li> <li class='mw-gu-onwiki-ms_wikipedia_org'>Utilització a ms.wikipedia.org <ul> <li><a class="external" href="https://ms.wikipedia.org/wiki/Kanta_Fresnel">Kanta Fresnel</a></li> </ul></li> <li class='mw-gu-onwiki-no_wikipedia_org'>Utilització a no.wikipedia.org <ul> <li><a class="external" href="https://no.wikipedia.org/wiki/Fresnel-linse">Fresnel-linse</a></li> </ul></li> <li class='mw-gu-onwiki-pl_wikipedia_org'>Utilització a pl.wikipedia.org <ul> <li><a class="external" href="https://pl.wikipedia.org/wiki/Soczewka_Fresnela">Soczewka Fresnela</a></li> </ul></li> <li class='mw-gu-onwiki-pt_wikipedia_org'>Utilització a pt.wikipedia.org <ul> <li><a class="external" href="https://pt.wikipedia.org/wiki/Lente_de_Fresnel">Lente de Fresnel</a></li> </ul></li> <li class='mw-gu-onwiki-ru_wikipedia_org'>Utilització a ru.wikipedia.org <ul> <li><a class="external" href="https://ru.wikipedia.org/wiki/%D0%9B%D0%B8%D0%BD%D0%B7%D0%B0_%D0%A4%D1%80%D0%B5%D0%BD%D0%B5%D0%BB%D1%8F">Линза Френеля</a></li> </ul></li> </ul> <p>Vegeu <a href="/wiki/Especial:Usatge_global/Fresnel_lens.svg" title="Especial:Usatge global/Fresnel lens.svg">més usos globals</a> d'aquest fitxer. </p></div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Obtingut de «<a dir="ltr" href="https://ca.wikipedia.org/wiki/Fitxer:Fresnel_lens.svg">https://ca.wikipedia.org/wiki/Fitxer:Fresnel_lens.svg</a>»</div></div> <div id="catlinks" class="catlinks catlinks-allhidden" data-mw="interface"></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy">Política de privadesa</a></li> <li id="footer-places-about"><a href="/wiki/Viquip%C3%A8dia:Quant_a_la_Viquip%C3%A8dia">Quant al projecte Viquipèdia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Viquip%C3%A8dia:Av%C3%ADs_d%27exempci%C3%B3_de_responsabilitat">Descàrrec de responsabilitat</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Codi de conducta</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Desenvolupadors</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/ca.wikipedia.org">Estadístiques</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Declaració de cookies</a></li> <li id="footer-places-mobileview"><a href="//ca.m.wikipedia.org/w/index.php?title=Fitxer:Fresnel_lens.svg&mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Versió per a mòbils</a></li> </ul> <ul id="footer-icons" class="noprint"> <li id="footer-copyrightico"><a href="https://wikimediafoundation.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/static/images/footer/wikimedia-button.svg" width="84" height="29" alt="Wikimedia Foundation" loading="lazy"></a></li> <li id="footer-poweredbyico"><a href="https://www.mediawiki.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/w/resources/assets/poweredby_mediawiki.svg" alt="Powered by MediaWiki" width="88" height="31" loading="lazy"></a></li> </ul> </footer> </div> </div> </div> <div class="vector-settings" id="p-dock-bottom"> <ul></ul> </div><script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-f69cdc8f6-lwkv4","wgBackendResponseTime":479,"wgPageParseReport":{"limitreport":{"cputime":"0.001","walltime":"0.001","ppvisitednodes":{"value":3,"limit":1000000},"postexpandincludesize":{"value":0,"limit":2097152},"templateargumentsize":{"value":0,"limit":2097152},"expansiondepth":{"value":1,"limit":100},"expensivefunctioncount":{"value":0,"limit":500},"unstrip-depth":{"value":0,"limit":20},"unstrip-size":{"value":0,"limit":5000000},"entityaccesscount":{"value":0,"limit":400},"timingprofile":["100.00% 0.000 1 -total"]},"cachereport":{"origin":"mw-web.codfw.main-f69cdc8f6-lwkv4","timestamp":"20241124170701","ttl":2592000,"transientcontent":false}}});});</script> </body> </html>