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Available in 39 languages" > <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--action-progressive mw-portlet-lang-heading-39" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">39 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%82%D9%84%D9%85_%D8%B6%D9%88%D8%A6%D9%8A" title="قلم ضوئي – Arabic" lang="ar" hreflang="ar" data-title="قلم ضوئي" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Llapiceru_%C3%B3pticu" title="Llapiceru ópticu – Asturian" lang="ast" hreflang="ast" data-title="Llapiceru ópticu" data-language-autonym="Asturianu" data-language-local-name="Asturian" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/%C4%B0%C5%9F%C4%B1q_q%C9%99l%C9%99m" title="İşıq qələm – Azerbaijani" lang="az" hreflang="az" data-title="İşıq qələm" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbaijani" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%B2%E0%A6%BE%E0%A6%87%E0%A6%9F_%E0%A6%AA%E0%A7%87%E0%A6%A8" title="লাইট পেন – Bangla" lang="bn" hreflang="bn" data-title="লাইট পেন" data-language-autonym="বাংলা" data-language-local-name="Bangla" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%A1%D0%B2%D0%B5%D1%82%D0%BB%D0%B8%D0%BD%D0%BD%D0%B0_%D0%BF%D0%B8%D1%81%D0%B0%D0%BB%D0%BA%D0%B0" title="Светлинна писалка – Bulgarian" lang="bg" hreflang="bg" data-title="Светлинна писалка" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Llapis_%C3%B2ptic" title="Llapis òptic – Catalan" lang="ca" hreflang="ca" data-title="Llapis òptic" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Sv%C4%9Bteln%C3%A9_pero" title="Světelné pero – Czech" lang="cs" hreflang="cs" data-title="Světelné pero" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Lichtgriffel" title="Lichtgriffel – German" lang="de" hreflang="de" data-title="Lichtgriffel" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Valguspliiats" title="Valguspliiats – Estonian" lang="et" hreflang="et" data-title="Valguspliiats" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A6%CF%89%CF%84%CE%BF%CE%B3%CF%81%CE%B1%CF%86%CE%AF%CE%B4%CE%B1" title="Φωτογραφίδα – Greek" lang="el" hreflang="el" data-title="Φωτογραφίδα" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/L%C3%A1piz_%C3%B3ptico" title="Lápiz óptico – Spanish" lang="es" hreflang="es" data-title="Lápiz óptico" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Lumplumo" title="Lumplumo – Esperanto" lang="eo" hreflang="eo" data-title="Lumplumo" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%82%D9%84%D9%85_%D9%86%D9%88%D8%B1%DB%8C" title="قلم نوری – Persian" lang="fa" hreflang="fa" data-title="قلم نوری" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Crayon_optique" title="Crayon optique – French" lang="fr" hreflang="fr" data-title="Crayon optique" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Solaspheann" title="Solaspheann – Irish" lang="ga" hreflang="ga" data-title="Solaspheann" data-language-autonym="Gaeilge" data-language-local-name="Irish" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%9D%BC%EC%9D%B4%ED%8A%B8_%ED%8E%9C" title="라이트 펜 – Korean" lang="ko" hreflang="ko" data-title="라이트 펜" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Svjetlosno_pero" title="Svjetlosno pero – Croatian" lang="hr" hreflang="hr" data-title="Svjetlosno pero" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Pena_cahaya" title="Pena cahaya – Indonesian" lang="id" hreflang="id" data-title="Pena cahaya" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Penna_ottica" title="Penna ottica – Italian" lang="it" hreflang="it" data-title="Penna ottica" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/F%C3%A9nyceruza" title="Fényceruza – Hungarian" lang="hu" hreflang="hu" data-title="Fényceruza" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%A1%D0%B2%D0%B5%D1%82%D0%BB%D0%BE%D1%81%D0%BD%D0%BE_%D0%BF%D0%B5%D1%80%D0%BE" title="Светлосно перо – Macedonian" lang="mk" hreflang="mk" data-title="Светлосно перо" data-language-autonym="Македонски" data-language-local-name="Macedonian" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Pen_cahaya" title="Pen cahaya – Malay" lang="ms" hreflang="ms" data-title="Pen cahaya" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%A9%E3%82%A4%E3%83%88%E3%83%9A%E3%83%B3" title="ライトペン – Japanese" lang="ja" hreflang="ja" data-title="ライトペン" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%AA%E0%A9%8D%E0%A8%B0%E0%A8%95%E0%A8%BE%E0%A8%B8%E0%A8%BC%E0%A9%80_%E0%A8%AA%E0%A9%88%E0%A9%B1%E0%A8%A8" title="ਪ੍ਰਕਾਸ਼ੀ ਪੈੱਨ – Punjabi" lang="pa" hreflang="pa" data-title="ਪ੍ਰਕਾਸ਼ੀ ਪੈੱਨ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="Punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Pi%C3%B3ro_%C5%9Bwietlne" title="Pióro świetlne – Polish" lang="pl" hreflang="pl" data-title="Pióro świetlne" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Caneta_%C3%B3ptica" title="Caneta óptica – Portuguese" lang="pt" hreflang="pt" data-title="Caneta óptica" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A1%D0%B2%D0%B5%D1%82%D0%BE%D0%B2%D0%BE%D0%B5_%D0%BF%D0%B5%D1%80%D0%BE" title="Световое перо – Russian" lang="ru" hreflang="ru" data-title="Световое перо" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Lajt_pen" title="Lajt pen – Albanian" lang="sq" hreflang="sq" data-title="Lajt pen" data-language-autonym="Shqip" data-language-local-name="Albanian" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B6%86%E0%B6%BD%E0%B7%9D%E0%B6%9A_%E0%B6%B4%E0%B7%90%E0%B6%B1" title="ආලෝක පැන – Sinhala" lang="si" hreflang="si" data-title="ආලෝක පැන" data-language-autonym="සිංහල" data-language-local-name="Sinhala" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Sveteln%C3%A9_pero" title="Svetelné pero – Slovak" lang="sk" hreflang="sk" data-title="Svetelné pero" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Svetlobno_pero" title="Svetlobno pero – Slovenian" lang="sl" hreflang="sl" data-title="Svetlobno pero" data-language-autonym="Slovenščina" data-language-local-name="Slovenian" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Light_pen" title="Light pen – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Light pen" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Valokyn%C3%A4" title="Valokynä – Finnish" lang="fi" hreflang="fi" data-title="Valokynä" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Ljuspenna" title="Ljuspenna – Swedish" lang="sv" hreflang="sv" data-title="Ljuspenna" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%92%E0%AE%B3%E0%AE%BF_%E0%AE%8E%E0%AE%B4%E0%AF%81%E0%AE%A4%E0%AF%81%E0%AE%95%E0%AF%8B%E0%AE%B2%E0%AF%8D" title="ஒளி எழுதுகோல் – Tamil" lang="ta" hreflang="ta" data-title="ஒளி எழுதுகோல்" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/I%C5%9F%C4%B1kl%C4%B1_kalem" title="Işıklı kalem – Turkish" lang="tr" hreflang="tr" data-title="Işıklı kalem" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%A1%D0%B2%D1%96%D1%82%D0%BB%D0%BE%D0%B2%D0%B5_%D0%BF%D0%B5%D1%80%D0%BE" title="Світлове перо – Ukrainian" lang="uk" hreflang="uk" data-title="Світлове перо" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D9%86%D9%88%D8%B1%DB%8C_%D9%82%D9%84%D9%85" title="نوری قلم – Urdu" lang="ur" hreflang="ur" data-title="نوری قلم" data-language-autonym="اردو" data-language-local-name="Urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-vec mw-list-item"><a href="https://vec.wikipedia.org/wiki/Pena_%C3%B2tega" title="Pena òtega – Venetian" lang="vec" hreflang="vec" data-title="Pena òtega" data-language-autonym="Vèneto" data-language-local-name="Venetian" class="interlanguage-link-target"><span>Vèneto</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q20139#sitelinks-wikipedia" title="Edit interlanguage links" class="wbc-editpage">Edit links</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <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-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Light_pen" title="View the content page [c]" accesskey="c"><span>Article</span></a></li><li id="ca-talk" 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class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Computer input device</div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">This article is about the computer input device. For the pen-sized flashlight, see <a href="/wiki/Penlight" class="mw-redirect" title="Penlight">penlight</a>.</div> <p class="mw-empty-elt"> </p> <figure typeof="mw:File/Thumb"><a href="/wiki/File:HypertextEditingSystemConsoleBrownUniv1969.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/cd/HypertextEditingSystemConsoleBrownUniv1969.jpg/220px-HypertextEditingSystemConsoleBrownUniv1969.jpg" decoding="async" width="220" height="169" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/cd/HypertextEditingSystemConsoleBrownUniv1969.jpg/330px-HypertextEditingSystemConsoleBrownUniv1969.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/cd/HypertextEditingSystemConsoleBrownUniv1969.jpg/440px-HypertextEditingSystemConsoleBrownUniv1969.jpg 2x" data-file-width="1428" data-file-height="1098" /></a><figcaption>Photo of the <a href="/wiki/Hypertext_Editing_System" title="Hypertext Editing System">Hypertext Editing System</a> (HES) console in use at <a href="/wiki/Brown_University" title="Brown University">Brown University</a>, circa October 1969. The photo shows HES on an IBM 2250 Mod 4 display station, including lightpen and programmed function keyboard, channel coupled to Brown's <a href="/wiki/IBM_360" class="mw-redirect" title="IBM 360">IBM 360</a> mainframe.</figcaption></figure> <p>A <b>light pen</b> is a <a href="/wiki/Computer" title="Computer">computer</a> <a href="/wiki/Input_device" title="Input device">input device</a> in the form of a light-sensitive wand used in conjunction with a computer's <a href="/wiki/Cathode-ray_tube" title="Cathode-ray tube">cathode-ray tube</a> (CRT) display. </p><p>It allows the user to point to displayed objects or draw on the screen in a similar way to a <a href="/wiki/Touchscreen" title="Touchscreen">touchscreen</a> but with greater positional accuracy. A light pen can work with any CRT-based display, but its ability to be used with <a href="/wiki/Liquid-crystal_display" title="Liquid-crystal display">LCDs</a> was unclear (though Toshiba and Hitachi displayed a similar idea at the "Display 2006" show in Japan<sup id="cite_ref-Slashphone_2006_1-0" class="reference"><a href="#cite_note-Slashphone_2006-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>). </p><p>A light pen detects changes in brightness of nearby screen pixels when scanned by <a href="/wiki/Cathode-ray_tube" title="Cathode-ray tube">cathode-ray tube</a> electron beam and communicates the timing of this event to the computer. Since a CRT scans the entire screen one pixel at a time, the computer can keep track of the expected time of scanning various locations on screen by the beam and infer the pen's position from the latest time stamps. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Light_pen&action=edit&section=1" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><span class="anchor" id="Lightgun"></span>The first light pen, at this time still called "light gun", was created around 1951–1955 as part of the <a href="/wiki/Whirlwind_I" title="Whirlwind I">Whirlwind I</a> project at <a href="/wiki/MIT" class="mw-redirect" title="MIT">MIT</a>, where it was used to select discrete symbols on the screen,<sup id="cite_ref-Everett_1980_2-0" class="reference"><a href="#cite_note-Everett_1980-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Roch_1996_3-0" class="reference"><a href="#cite_note-Roch_1996-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Carlson_2009_4-0" class="reference"><a href="#cite_note-Carlson_2009-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-CDE_2009_5-0" class="reference"><a href="#cite_note-CDE_2009-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> and later at the <a href="/wiki/Semi-Automatic_Ground_Environment" title="Semi-Automatic Ground Environment">SAGE</a> project, where it was used for tactical real-time-control of a radar-networked airspace.<sup id="cite_ref-Roch_1996_3-1" class="reference"><a href="#cite_note-Roch_1996-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p><p>One of the first more widely deployed uses was in the Situation Display consoles of the <a href="/wiki/AN/FSQ-7" class="mw-redirect" title="AN/FSQ-7">AN/FSQ-7</a> for military airspace surveillance. This is not very surprising, given its relationship with the Whirlwind projects. See <a href="/wiki/Semi-Automatic_Ground_Environment" title="Semi-Automatic Ground Environment">Semi-Automatic Ground Environment</a> for more details. </p><p>During the 1960s, light pens were common on graphics terminals such as the <a href="/wiki/IBM_2250" title="IBM 2250">IBM 2250</a> and were also available for the <a href="/wiki/IBM_3270" title="IBM 3270">IBM 3270</a> text-only terminal. </p><p>The first nonlinear editor, the <a href="/wiki/CMX_600" title="CMX 600">CMX 600</a> was controlled by a light pen, where operator clicked symbols superimposed on edited footage. </p><p>Light pen usage was expanded in the early 1980s to music workstations such as the <a href="/wiki/Fairlight_CMI" title="Fairlight CMI">Fairlight CMI</a> and personal computers such as the <a href="/wiki/BBC_Micro" title="BBC Micro">BBC Micro</a> and <a href="/wiki/Holborn_9100" title="Holborn 9100">Holborn 9100</a>. <a href="/wiki/IBM_PC" class="mw-redirect" title="IBM PC">IBM PC</a>-compatible <a href="/wiki/Monochrome_Display_Adapter" class="mw-redirect" title="Monochrome Display Adapter">MDA</a> (only early versions),<sup id="cite_ref-Kosmic_2023_6-0" class="reference"><a href="#cite_note-Kosmic_2023-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Color_Graphics_Adapter" title="Color Graphics Adapter">CGA</a>,<sup id="cite_ref-Kosmic_2023_6-1" class="reference"><a href="#cite_note-Kosmic_2023-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Hercules_Graphics_Card" title="Hercules Graphics Card">HGC</a><sup id="cite_ref-Elliott_2020_MDA_7-0" class="reference"><a href="#cite_note-Elliott_2020_MDA-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> (including <a href="/wiki/HGC%2B" class="mw-redirect" title="HGC+">HGC+</a><sup id="cite_ref-Elliott_2012_HGCPlus_8-0" class="reference"><a href="#cite_note-Elliott_2012_HGCPlus-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> and <a href="/wiki/InColor" class="mw-redirect" title="InColor">InColor</a><sup id="cite_ref-Elliott_2012_InColor_9-0" class="reference"><a href="#cite_note-Elliott_2012_InColor-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup>) and some <a href="/wiki/Enhanced_Graphics_Adapter" title="Enhanced Graphics Adapter">EGA</a> graphics cards also featured a connector compatible with a light pen, as did early Tandy 1000 computers,<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>notes 1<span class="cite-bracket">]</span></a></sup> the <a href="/wiki/Thomson_MO5" title="Thomson MO5">Thomson MO5</a> computer family, the <a href="/wiki/Amiga" title="Amiga">Amiga</a>,<sup id="cite_ref-Amiga_11-0" class="reference"><a href="#cite_note-Amiga-11"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Atari_8-bit" class="mw-redirect" title="Atari 8-bit">Atari 8-bit</a>, <a href="/wiki/Category:Commodore_8-bit_family" title="Category:Commodore 8-bit family">Commodore 8-bit</a>, some <a href="/wiki/MSX" title="MSX">MSX</a> computers<sup id="cite_ref-MSX_2019_12-0" class="reference"><a href="#cite_note-MSX_2019-12"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> and <a href="/wiki/Amstrad_PCW" title="Amstrad PCW">Amstrad PCW</a> home computers. For the MSX computers, <a href="/wiki/Sanyo" title="Sanyo">Sanyo</a> produced a light pen interface cartridge.<sup id="cite_ref-Sanyo_13-0" class="reference"><a href="#cite_note-Sanyo-13"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p><p>Because the user was required to hold their arm in front of the screen for long periods of time (potentially causing "<a href="/wiki/Touchscreen#"Gorilla_arm"" title="Touchscreen">gorilla arm</a>") or to use a desk that tilts the monitor, the light pen fell out of use as a general-purpose input device.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (January 2012)">citation needed</span></a></i>]</sup> Light pen was also perceived as working well only on displays with low persistence, which tend to <a href="/wiki/Flicker_(screen)" title="Flicker (screen)">flicker</a>.<sup id="cite_ref-Norton_1983_14-0" class="reference"><a href="#cite_note-Norton_1983-14"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Light_pen&action=edit&section=2" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Bit_banging" title="Bit banging">Bit banging</a></li> <li><a href="/wiki/CueCat" title="CueCat">CueCat</a></li> <li><a href="/wiki/Digital_pen" title="Digital pen">Digital pen</a></li> <li><a href="/wiki/Light_gun" title="Light gun">Light gun</a></li> <li><a href="/wiki/Pen_computing" title="Pen computing">Pen computing</a></li> <li><a href="/wiki/Stylus_(computing)" title="Stylus (computing)">Stylus (computing)</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Notes">Notes</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Light_pen&action=edit&section=3" title="Edit section: Notes"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-10">^</a></b></span> <span class="reference-text">For example, the Tandy 1000 SX has a <a href="/wiki/DE-9" class="mw-redirect" title="DE-9">DE-9</a> light pen connector on the rear panel; on the later-introduced Tandy 1000 TX, this light pen interface has been replaced with a serial port using the same connector in the same location.</span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Light_pen&action=edit&section=4" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239543626" /><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-Slashphone_2006-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-Slashphone_2006_1-0">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20081120031505/http://www.slashphone.com/69/4156.html">"Slashphone Article"</a>. 2006-04-20. Archived from <a rel="nofollow" class="external text" href="http://www.slashphone.com/69/4156.html">the original</a> on 2008-11-20<span class="reference-accessdate">. Retrieved <span class="nowrap">2008-11-12</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Slashphone+Article&rft.date=2006-04-20&rft_id=http%3A%2F%2Fwww.slashphone.com%2F69%2F4156.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-Everett_1980-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-Everett_1980_2-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFEverett1980" class="citation book cs1 cs1-prop-interwiki-linked-name"><a href="https://de.wikipedia.org/wiki/Robert_Everett_(Ingenieur)" class="extiw" title="de:Robert Everett (Ingenieur)">Everett, Robert Rivers</a> <span class="cs1-format">[in German]</span> (1980). "Whirlwind". In <a href="/wiki/Nicholas_Constantine_Metropolis" class="mw-redirect" title="Nicholas Constantine Metropolis">Metropolis, Nicholas Constantine</a>; et al. (eds.). <i>A History of Computing in the Twentieth Century</i>. p. 375.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Whirlwind&rft.btitle=A+History+of+Computing+in+the+Twentieth+Century&rft.pages=375&rft.date=1980&rft.aulast=Everett&rft.aufirst=Robert+Rivers&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-Roch_1996-3"><span class="mw-cite-backlink">^ <a href="#cite_ref-Roch_1996_3-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Roch_1996_3-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFRoch" class="citation book cs1 cs1-prop-interproj-linked-name"><a href="https://www.wikidata.org/wiki/Q102435890" class="extiw" title="d:Q102435890">Roch, Axel</a> <span class="cs1-format">[at Wikidata]</span>. "2. Lightpen and Joystick". <a rel="nofollow" class="external text" href="http://moon.zkm.de/hp_new/pdf/mouse.pdf"><i>Fire-Control and Human-Computer Interaction: Towards a History of the Computer Mouse (1940–1965)</i></a> <span class="cs1-format">(PDF)</span>. Mindell, David. <a href="/wiki/Massachusetts_Institute_of_Technology" title="Massachusetts Institute of Technology">Massachusetts Institute of Technology</a>, Program in Science, Technology, and Society. pp. 2–3 [2]. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20210628210444/http://moon.zkm.de/hp_new/pdf/mouse.pdf">Archived</a> <span class="cs1-format">(PDF)</span> from the original on 2021-06-28<span class="reference-accessdate">. Retrieved <span class="nowrap">2021-08-24</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=2.+Lightpen+and+Joystick&rft.btitle=Fire-Control+and+Human-Computer+Interaction%3A+Towards+a+History+of+the+Computer+Mouse+%281940%E2%80%931965%29&rft.pages=2-3+2&rft.pub=Massachusetts+Institute+of+Technology%2C+Program+in+Science%2C+Technology%2C+and+Society&rft.aulast=Roch&rft.aufirst=Axel&rft_id=http%3A%2F%2Fmoon.zkm.de%2Fhp_new%2Fpdf%2Fmouse.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span> (1+10 pages) (NB. This is based on an earlier German article published in 1996 in <i>Lab. Jahrbuch 1995/1996 für Künste und Apparate</i> (350 pages) by <a href="/wiki/Kunsthochschule_f%C3%BCr_Medien_K%C3%B6ln" class="mw-redirect" title="Kunsthochschule für Medien Köln">Kunsthochschule für Medien Köln</a> mit dem <a href="/wiki/Verein_der_Freunde_der_Kunsthochschule_f%C3%BCr_Medien_K%C3%B6ln" class="mw-redirect" title="Verein der Freunde der Kunsthochschule für Medien Köln">Verein der Freunde der Kunsthochschule für Medien Köln</a>; <a href="/w/index.php?title=Buchhandlung_Walther_K%C3%B6nig&action=edit&redlink=1" class="new" title="Buchhandlung Walther König (page does not exist)">Verlag der Buchhandlung Walther König</a><span class="noprint" style="font-size:85%; font-style: normal;"> [<a href="https://de.wikipedia.org/wiki/Verlag_der_Buchhandlung_Walther_K%C3%B6nig" class="extiw" title="de:Verlag der Buchhandlung Walther König">de</a>]</span> in Cologne, Germany. <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/3-88375-245-2" title="Special:BookSources/3-88375-245-2">3-88375-245-2</a>.)</span> </li> <li id="cite_note-Carlson_2009-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-Carlson_2009_4-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20090505031418/http://design.osu.edu/carlson/history/lesson2.html">"A Critical History of Computer Graphics and Animation"</a>. Archived from <a rel="nofollow" class="external text" href="http://design.osu.edu/carlson/history/lesson2.html">the original</a> on 2009-05-05<span class="reference-accessdate">. Retrieved <span class="nowrap">2009-05-04</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=A+Critical+History+of+Computer+Graphics+and+Animation&rft_id=http%3A%2F%2Fdesign.osu.edu%2Fcarlson%2Fhistory%2Flesson2.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-CDE_2009-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-CDE_2009_5-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://lookup.computerlanguage.com/host_app/search?cid=C000401&term=light%20pen">"The Computer Desktop Encyclopedia (entry for Light Pen)"</a><span class="reference-accessdate">. Retrieved <span class="nowrap">2009-05-04</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=The+Computer+Desktop+Encyclopedia+%28entry+for+Light+Pen%29&rft_id=http%3A%2F%2Flookup.computerlanguage.com%2Fhost_app%2Fsearch%3Fcid%3DC000401%26term%3Dlight%2520pen&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-Kosmic_2023-6"><span class="mw-cite-backlink">^ <a href="#cite_ref-Kosmic_2023_6-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Kosmic_2023_6-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFKosmic2023" class="citation web cs1">Kosmic, Raymond "Ray", ed. (2023) [2013]. <a rel="nofollow" class="external text" href="https://www.minuszerodegrees.net/5150/early/5150_early.htm">"IBM 5150 - Early Versions: Early Cards - Monochrome Display and Printer Adapter (MDA)"</a>. <i>minuszerodegrees.net</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20231204221121/https://www.minuszerodegrees.net/5150/early/5150_early.htm">Archived</a> from the original on 2023-12-04<span class="reference-accessdate">. Retrieved <span class="nowrap">2023-12-04</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=minuszerodegrees.net&rft.atitle=IBM+5150+-+Early+Versions%3A+Early+Cards+-+Monochrome+Display+and+Printer+Adapter+%28MDA%29&rft.date=2023&rft_id=https%3A%2F%2Fwww.minuszerodegrees.net%2F5150%2Fearly%2F5150_early.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-Elliott_2020_MDA-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-Elliott_2020_MDA_7-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFElliott2020" class="citation web cs1">Elliott, John C. (2020-06-08). <a rel="nofollow" class="external text" href="http://www.seasip.info/VintagePC/mda.html">"Monochrome Display Adapter: Notes"</a>. <i>Seasip.info</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20230920194518/https://www.seasip.info/VintagePC/mda.html">Archived</a> from the original on 2023-09-20<span class="reference-accessdate">. Retrieved <span class="nowrap">2016-11-23</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Seasip.info&rft.atitle=Monochrome+Display+Adapter%3A+Notes&rft.date=2020-06-08&rft.aulast=Elliott&rft.aufirst=John+C.&rft_id=http%3A%2F%2Fwww.seasip.info%2FVintagePC%2Fmda.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-Elliott_2012_HGCPlus-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-Elliott_2012_HGCPlus_8-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFElliott2012" class="citation web cs1">Elliott, John C. (2012-08-09). <a rel="nofollow" class="external text" href="http://www.seasip.info/VintagePC/hercplus.html">"Hercules Graphics Card Plus: Notes"</a>. <i>Seasip.info</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20161123124757/http://www.seasip.info/VintagePC/hercplus.html">Archived</a> from the original on 2016-11-23<span class="reference-accessdate">. Retrieved <span class="nowrap">2016-11-23</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Seasip.info&rft.atitle=Hercules+Graphics+Card+Plus%3A+Notes&rft.date=2012-08-09&rft.aulast=Elliott&rft.aufirst=John+C.&rft_id=http%3A%2F%2Fwww.seasip.info%2FVintagePC%2Fhercplus.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-Elliott_2012_InColor-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-Elliott_2012_InColor_9-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFElliott2012" class="citation web cs1">Elliott, John C. (2012-08-05). <a rel="nofollow" class="external text" href="http://www.seasip.info/VintagePC/incolor.html">"Hercules InColor Card: Notes"</a>. <i>Seasip.info</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20161123123816/http://www.seasip.info/VintagePC/incolor.html">Archived</a> from the original on 2016-11-23<span class="reference-accessdate">. Retrieved <span class="nowrap">2016-11-23</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Seasip.info&rft.atitle=Hercules+InColor+Card%3A+Notes&rft.date=2012-08-05&rft.aulast=Elliott&rft.aufirst=John+C.&rft_id=http%3A%2F%2Fwww.seasip.info%2FVintagePC%2Fincolor.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-Amiga-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-Amiga_11-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.kernel.org/doc/html/v4.19/input/devices/amijoy.html#amiga-lightpen-pinout">"2. Amiga joystick extensions"</a>. <i>The Linux Kernel documentation</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20221212202955/https://www.kernel.org/doc/html/v4.19/input/devices/amijoy.html#amiga-lightpen-pinout">Archived</a> from the original on 2022-12-12<span class="reference-accessdate">. Retrieved <span class="nowrap">2022-12-12</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=The+Linux+Kernel+documentation&rft.atitle=2.+Amiga+joystick+extensions&rft_id=https%3A%2F%2Fwww.kernel.org%2Fdoc%2Fhtml%2Fv4.19%2Finput%2Fdevices%2Famijoy.html%23amiga-lightpen-pinout&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-MSX_2019-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-MSX_2019_12-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.msx.org/wiki/Light_pen">"MSX Wiki (entry for Light Pen)"</a><span class="reference-accessdate">. Retrieved <span class="nowrap">2019-05-16</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=MSX+Wiki+%28entry+for+Light+Pen%29&rft_id=https%3A%2F%2Fwww.msx.org%2Fwiki%2FLight_pen&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-Sanyo-13"><span class="mw-cite-backlink"><b><a href="#cite_ref-Sanyo_13-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.generation-msx.nl/hardware/sanyo/mlp-01/668/">"Sanyo - MLP-01 | Generation MSX"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Sanyo+-+MLP-01+%26%23124%3B+Generation+MSX&rft_id=https%3A%2F%2Fwww.generation-msx.nl%2Fhardware%2Fsanyo%2Fmlp-01%2F668%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> <li id="cite_note-Norton_1983-14"><span class="mw-cite-backlink"><b><a href="#cite_ref-Norton_1983_14-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFNorton1983" class="citation book cs1"><a href="/wiki/Peter_Norton" title="Peter Norton">Norton, Peter</a> (1983). "8. Video Access, part 1: Characters". In Culverwell, David T. (ed.). <i>Inside the IBM PC: access to advanced features and programming</i>. Bowie, Maryland, USA: Brady. p. 164. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-89303556-4" title="Special:BookSources/0-89303556-4"><bdi>0-89303556-4</bdi></a>. <q>The light pen isn't one of the more popular options for the IBM/PC. […] The light pen is in a kind of a bind — it can only be used with a display which has a very low persistance. […] But that kind of display screen tends to flicker to the eye. So a good display for the eye can't use a light pen, and a light pen display is harder on the eye. […]</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=8.+Video+Access%2C+part+1%3A+Characters&rft.btitle=Inside+the+IBM+PC%3A+access+to+advanced+features+and+programming&rft.place=Bowie%2C+Maryland%2C+USA&rft.pages=164&rft.pub=Brady&rft.date=1983&rft.isbn=0-89303556-4&rft.aulast=Norton&rft.aufirst=Peter&rfr_id=info%3Asid%2Fen.wikipedia.org%3ALight+pen" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Light_pen&action=edit&section=5" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:var(--background-color-interactive-subtle,#f8f9fa);display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}}</style><style data-mw-deduplicate="TemplateStyles:r1237033735">@media print{body.ns-0 .mw-parser-output .sistersitebox{display:none!important}}@media screen{html.skin-theme-clientpref-night .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}</style><div class="side-box side-box-right plainlinks sistersitebox"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style> <div class="side-box-flex"> <div class="side-box-image"><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Commons-logo.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" decoding="async" width="30" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span></div> <div class="side-box-text plainlist">Wikimedia Commons has media related to <span style="font-weight: bold; font-style: italic;"><a href="https://commons.wikimedia.org/wiki/Category:Light_pens" class="extiw" title="commons:Category:Light pens">Light pens</a></span>.</div></div> </div> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol 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.navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="Basic_computer_components192" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Basic_computer_components" title="Template:Basic computer components"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Basic_computer_components" title="Template talk:Basic computer components"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Basic_computer_components" title="Special:EditPage/Template:Basic computer components"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Basic_computer_components192" style="font-size:114%;margin:0 4em">Basic <a href="/wiki/Computer" title="Computer">computer</a> <a href="/wiki/Computer_hardware" title="Computer hardware">components</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Input_device" title="Input device">Input devices</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Pointing_device" title="Pointing device">Pointing devices</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Graphics_tablet" title="Graphics tablet">Graphics tablet</a></li> <li><a href="/wiki/Game_controller" title="Game controller">Game controller</a></li> <li><a class="mw-selflink selflink">Light pen</a></li> <li><a href="/wiki/Computer_mouse" title="Computer mouse">Mouse</a> <ul><li><a href="/wiki/Optical_mouse" title="Optical mouse">Optical</a></li></ul></li> <li><a href="/wiki/Optical_trackpad" title="Optical trackpad">Optical trackpad</a></li> <li><a href="/wiki/Pointing_stick" title="Pointing stick">Pointing stick</a></li> <li><a href="/wiki/Touchpad" title="Touchpad">Touchpad</a></li> <li><a href="/wiki/Touchscreen" title="Touchscreen">Touchscreen</a></li> <li><a href="/wiki/Trackball" title="Trackball">Trackball</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Computer_keyboard" title="Computer keyboard">Keyboard</a></li> <li><a href="/wiki/Image_scanner" title="Image scanner">Image scanner</a></li> <li><a href="/wiki/Graphics_card" title="Graphics card">Graphics card</a> <ul><li><a href="/wiki/Graphics_processing_unit" title="Graphics processing unit">GPU</a></li></ul></li> <li><a href="/wiki/Microphone" title="Microphone">Microphone</a></li> <li><a href="/wiki/Refreshable_braille_display" title="Refreshable braille display">Refreshable braille display</a></li> <li><a href="/wiki/Sound_card" title="Sound card">Sound card</a> <ul><li><a href="/wiki/Sound_chip" title="Sound chip">Sound chip</a></li></ul></li> <li><a href="/wiki/Webcam" title="Webcam">Webcam</a> <ul><li><a href="/wiki/Softcam" title="Softcam">Softcam</a></li></ul></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Output_device" title="Output device">Output devices</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Computer_monitor" title="Computer monitor">Monitor</a> <ul><li><a href="/wiki/Electronic_visual_display" title="Electronic visual display">Screen</a></li></ul></li> <li><a href="/wiki/Refreshable_braille_display" title="Refreshable braille display">Refreshable braille display</a></li> <li><a href="/wiki/Printer_(computing)" title="Printer (computing)">Printer</a> <ul><li><a href="/wiki/Plotter" title="Plotter">Plotter</a></li></ul></li> <li><a href="/wiki/Computer_speakers" title="Computer speakers">Speakers</a></li> <li><a href="/wiki/Sound_card" title="Sound card">Sound card</a></li> <li><a href="/wiki/Graphics_card" title="Graphics card">Graphics card</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Removable_media" title="Removable media">Removable <br /> data storage</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Disk_pack" title="Disk pack">Disk pack</a></li> <li><a href="/wiki/Floppy_disk" title="Floppy disk">Floppy disk</a></li> <li><a href="/wiki/Optical_disc" title="Optical disc">Optical disc</a> <ul><li><a href="/wiki/Compact_disc" title="Compact disc">CD</a></li> <li><a href="/wiki/DVD" title="DVD">DVD</a></li> <li><a href="/wiki/Blu-ray" title="Blu-ray">Blu-ray</a></li></ul></li> <li><a href="/wiki/Flash_memory" title="Flash memory">Flash memory</a> <ul><li><a href="/wiki/Memory_card" title="Memory card">Memory card</a></li> <li><a href="/wiki/USB_flash_drive" title="USB flash drive">USB flash drive</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Computer_case" title="Computer case">Computer case</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Central_processing_unit" title="Central processing unit">Central processing unit</a> <ul><li><a href="/wiki/Microprocessor" title="Microprocessor">Microprocessor</a></li></ul></li> <li><a href="/wiki/Motherboard" title="Motherboard">Motherboard</a></li> <li><a href="/wiki/Computer_memory" title="Computer memory">Memory</a> <ul><li><a href="/wiki/Random-access_memory" title="Random-access memory">RAM</a></li> <li><a href="/wiki/Nonvolatile_BIOS_memory" title="Nonvolatile BIOS memory">BIOS</a></li></ul></li> <li><a href="/wiki/Computer_data_storage" title="Computer data storage">Data storage</a> <ul><li><a href="/wiki/Hard_disk_drive" title="Hard disk drive">HDD</a></li> <li><a href="/wiki/Solid-state_drive" title="Solid-state drive">SSD</a> (<a href="/wiki/SATA" title="SATA">SATA</a> / <a href="/wiki/NVM_Express" title="NVM Express">NVMe</a>)</li> <li><a href="/wiki/Solid-state_hybrid_drive" class="mw-redirect" title="Solid-state hybrid drive">SSHD</a></li></ul></li> <li><a href="/wiki/Power_supply_unit_(computer)" title="Power supply unit (computer)">Power supply</a> <ul><li><a href="/wiki/Switched-mode_power_supply" title="Switched-mode power supply">SMPS</a></li></ul></li> <li><a href="/wiki/MOSFET" title="MOSFET">MOSFET</a> <ul><li><a href="/wiki/Power_MOSFET" title="Power MOSFET">Power MOSFET</a></li> <li><a href="/wiki/Voltage_regulator_module" title="Voltage regulator module">VRM</a></li></ul></li> <li><a href="/wiki/Network_interface_controller" title="Network interface controller">Network interface controller</a></li> <li><a href="/wiki/Fax_modem" title="Fax modem">Fax modem</a></li> <li><a href="/wiki/Expansion_card" title="Expansion card">Expansion card</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Computer_port_(hardware)" title="Computer port (hardware)">Ports</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Current</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Ethernet" title="Ethernet">Ethernet</a></li> <li><a href="/wiki/USB" title="USB">USB</a></li> <li><a href="/wiki/Thunderbolt_(interface)" title="Thunderbolt (interface)">Thunderbolt</a></li> <li><a href="/wiki/Phone_connector_(audio)" title="Phone connector (audio)">Analog audio jack</a></li> <li><a href="/wiki/DisplayPort" title="DisplayPort">DisplayPort</a></li> <li><a href="/wiki/HDMI" title="HDMI">HDMI</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Obsolete</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/IEEE_1394" title="IEEE 1394">FireWire</a> (IEEE 1394)</li> <li><a href="/wiki/Parallel_port" title="Parallel port">Parallel port</a></li> <li><a href="/wiki/Serial_port" title="Serial port">Serial port</a></li> <li><a href="/wiki/Game_port" title="Game port">Game port</a></li> <li><a href="/wiki/PS/2_port" title="PS/2 port">PS/2 port</a></li> <li><a href="/wiki/Serial_ATA#eSATA" class="mw-redirect" title="Serial ATA">eSATA</a></li> <li><a href="/wiki/Digital_Visual_Interface" title="Digital Visual Interface">DVI</a></li> <li><a href="/wiki/VGA_connector" title="VGA connector">VGA</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Related</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/History_of_computing_hardware" title="History of computing hardware">History of computing hardware</a></li> <li><a href="/wiki/History_of_computing_hardware_(1960s%E2%80%93present)" title="History of computing hardware (1960s–present)">History of computing hardware (1960s–present)</a></li> <li><a href="/wiki/List_of_pioneers_in_computer_science" title="List of pioneers in computer science">List of pioneers in computer science</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235" /></div><div role="navigation" class="navbox" aria-labelledby="Pens48" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374" /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231" /><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Pens" title="Template:Pens"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Pens" title="Template talk:Pens"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Pens" title="Special:EditPage/Template:Pens"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Pens48" style="font-size:114%;margin:0 4em"><a href="/wiki/Pen" title="Pen">Pens</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Types</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Active_pen" title="Active pen">Active</a></li> <li><a href="/wiki/Ballpoint_pen" title="Ballpoint pen">Ballpoint</a></li> <li><a href="/wiki/Fudepen" title="Fudepen">Brush</a></li> <li><a href="/wiki/Demonstrator_pen" title="Demonstrator pen">Demonstrator</a></li> <li><a href="/wiki/Digital_pen" title="Digital pen">Digital</a></li> <li><a href="/wiki/Dip_pen" title="Dip pen">Dip</a></li> <li><a href="/wiki/Fountain_pen" title="Fountain pen">Fountain</a></li> <li><a href="/wiki/Gel_pen" title="Gel pen">Gel</a></li> <li><a class="mw-selflink selflink">Light</a></li> <li><a href="/wiki/Marker_pen" title="Marker pen">Marker</a> <ul><li><a href="/wiki/Marker_pen" title="Marker pen">dry erase</a></li> <li><a href="/wiki/Highlighter" title="Highlighter">highlighter</a></li> <li><a href="/wiki/Paint_marker" title="Paint marker">paint</a></li> <li><a href="/wiki/Permanent_marker" title="Permanent marker">permanent</a></li> <li><a href="/wiki/UV_marker" title="UV marker">UV</a></li></ul></li> <li><a href="/wiki/Qalam" title="Qalam">Qalam</a></li> <li><a href="/wiki/Quill" title="Quill">Quill</a></li> <li><a href="/wiki/Rastrum" title="Rastrum">Rastrum</a></li> <li><a href="/wiki/Reed_pen" title="Reed pen">Reed</a></li> <li><a href="/wiki/Rollerball_pen" title="Rollerball pen">Rollerball</a></li> <li><a href="/wiki/Ruling_pen" title="Ruling pen">Ruling</a></li> <li><a href="/wiki/Skin_pen" title="Skin pen">Skin</a></li> <li><a href="/wiki/Stylus" title="Stylus">Stylus</a></li> <li><a href="/wiki/Technical_pen" title="Technical pen">Technical</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Parts and tools</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Blotting_paper" title="Blotting paper">Blotting paper</a></li> <li><a href="/wiki/Desk_blotter" class="mw-redirect" title="Desk blotter">Ink blotter</a></li> <li><a href="/wiki/Inkwell" title="Inkwell">Inkwell</a></li> <li><a href="/wiki/Nib_(pen)" title="Nib (pen)">Nib</a> <ul><li><a href="/wiki/Flex_nib" title="Flex nib">flex nib</a></li></ul></li> <li><a href="/wiki/Penknife" title="Penknife">Penknife</a></li> <li><a href="/wiki/Pounce_(calligraphy)" class="mw-redirect" title="Pounce (calligraphy)">Pounce</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Ink" title="Ink">Inks</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Alizarine_ink" title="Alizarine ink">Alizarine</a></li> <li><a href="/wiki/Fountain_pen_ink" title="Fountain pen ink">Fountain pen</a></li> <li><a href="/wiki/India_ink" title="India ink">India</a></li> <li><a href="/wiki/Iron_gall_ink" title="Iron gall ink">Iron gall</a> <ul><li><a href="/wiki/Pact_ink" title="Pact ink">Pact</a></li> <li><a href="/wiki/Stark%27s_ink" title="Stark's ink">Stark's</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Ballpoint_pen_artwork" title="Ballpoint pen artwork">Ballpoint pen artwork</a></li> <li><a href="/wiki/Ballpoint_pen_knife" title="Ballpoint pen knife">Ballpoint pen knife</a></li> <li><a href="/wiki/Counterfeit_banknote_detection_pen" title="Counterfeit banknote detection pen">Counterfeit banknote</a></li> <li><a href="/wiki/Birmingham_pen_trade" title="Birmingham pen trade">Birmingham pen trade</a> <ul><li><a href="/wiki/Pen_Museum" title="Pen Museum">Pen Museum</a></li></ul></li> <li><a href="/wiki/Pen_computing" title="Pen computing">Pen computing</a></li> <li><a href="/wiki/Pen_gun" title="Pen gun">Pen gun</a></li> <li><a href="/wiki/Penmanship" title="Penmanship">Penmanship</a></li> <li><a href="/wiki/Pen_painting" title="Pen painting">Pen painting</a></li> <li><a href="/wiki/Pen_spinning" title="Pen spinning">Pen spinning</a></li> <li><a href="/wiki/Retipping" title="Retipping">Retipping</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Related</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Calligraphy" title="Calligraphy">Calligraphy</a></li> <li><a href="/wiki/Cartoonist" title="Cartoonist">Cartooning</a></li> <li><a href="/wiki/Comics" title="Comics">Comics</a> <ul><li><a href="/wiki/Inking_(comic_book_production)" class="mw-redirect" title="Inking (comic book production)">Inking</a></li> <li><a href="/wiki/Letterer" title="Letterer">Lettering</a></li></ul></li> <li><a href="/wiki/List_of_pen_types,_brands_and_companies" title="List of pen types, brands and companies">List of types, brands and companies</a></li> <li><a href="/wiki/Pencil" title="Pencil">Pencil</a> <ul><li><a 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