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<!DOCTYPE html> <html lang="ja"> <head prefix="og: https://ogp.me/ns# fb: https://ogp.me/ns/fb# article: https://ogp.me/ns/article#"> <link rel="dns-prefetch" href="https://i.gzn.jp"> <meta charset="utf-8"> <title>少しのズレも許されない光ファイバーを接合する方法 - GIGAZINE</title> <meta property="og:site_name" content="GIGAZINE" /> <meta property="og:title" content="少しのズレも許されない光ファイバーを接合する方法" /> <meta property="og:type" content="article" /> <meta property="og:url" content="https://gigazine.net/news/20241124-fiber-optic-splicer/" /> <meta property="fb:pages" content="514043575350122" /> <meta name="robots" content="max-image-preview:large"> <script data-cfasync="false" async src="https://securepubads.g.doubleclick.net/tag/js/gpt.js"></script> <meta name="description" content="光ファイバーは「内部を光が反射しながら進む」という特徴を持っているため、光ファイバー同士をつなげる際は少しのズレも許されません。このため、光ファイバー同士の接続にはアーク放電を用いた融着接続器(スプライサー)が用いられます。スプライサーの使い方を詳しく解説する動画を見つけたので、使い方をまとめてみました。" /> <meta property="og:image" content="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/00.jpg" /> <meta property="og:description" content="光ファイバーは「内部を光が反射しながら進む」という特徴を持っているため、光ファイバー同士をつなげる際は少しのズレも許されません。このため、光ファイバー同士の接続にはアーク放電を用いた融着接続器(スプライサー)が用いられます。スプライサーの使い方を詳しく解説する動画を見つけたので、使い方をまとめてみました。" /> <meta property="twitter:account_id" content="9334242" /> <meta name="twitter:card" content="summary"> <meta name="twitter:site" content="@gigazine"> <meta name="robots" content="max-image-preview:large"> <link rel="preload" as="image" href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/00_m.jpg" /> <link rel="canonical" href="https://gigazine.net/news/20241124-fiber-optic-splicer/"> <link rel="alternate" hreflang="en" href="https://gigazine.net/gsc_news/en/20241124-fiber-optic-splicer/" /> <script type="application/ld+json"> { "@context": "http://schema.org", "@type":"NewsArticle", "mainEntityOfPage":{ "@type":"WebPage", "@id":"https://gigazine.net/news/20241124-fiber-optic-splicer/" }, "datePublished": "2024-11-24T21:00:00+09:00", "dateModified": "2024-11-24T18:45:12+09:00", "url":"https://gigazine.net/news/20241124-fiber-optic-splicer/", "headline":"少しのズレも許されない光ファイバーを接合する方法", "description":"光ファイバーは「内部を光が反射しながら進む」という特徴を持っているため、光ファイバー同士をつなげる際は少しのズレも許されません。このため、光ファイバー同士の接続にはアーク放電を用いた融着接続器(スプライサー)が用いられます。スプライサーの使い方を詳しく解説する動画を見つけたので、使い方をまとめてみました。", "image":["https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/00.jpg"], "author":"@GIGAZINE", "publisher":{ "@type": "Organization", "name": "GIGAZINE", "logo":{"@type": "ImageObject", "url":"https://i.gzn.jp/images/logo.png", "width":"425px","height":"125px"}} } </script> <script type="application/ld+json"> [ { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "TOP", "item": "https://gigazine.net/" }, { "@type": "ListItem", "position": 2, "name": "少しのズレも許されない光ファイバーを接合する方法", "item": "https://gigazine.net/news/20241124-fiber-optic-splicer/" } ] }, { "@context": 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font-size: 1.6rem; color: #000; background: #fd0; line-height: 1.1em; font-weight: 700; word-wrap: break-word; padding: 2px 1px 2px 5px; margin: 0 0 6px 0; width: 100%; cursor: pointer; } .amount_options { max-width: 76vw; width: 100%; display: block; margin-top: 8px; grid-area: 1 / 1 / 1 / -1; } .amount_options ul { display: flex; margin: 0; padding: 0; list-style: none; } .amount_options li { flex: 1 0 0; padding: 4px; } .amount_options > input { width: 274px; max-width: 66%; display: block; margin: 10px auto; height: 30px; transform: scale(1.5); } .donate_button { display: inline-grid; grid-template-columns: 1fr 100px auto 1fr; grid-template-rows: 80px auto; width: 400px; height: 140px; max-width: 100%; padding: 12px 0; text-align: center; color: white !important; font-weight: bold; border-radius: 8px; box-shadow: 1px 1px 0 0 rgba(255,255,255,.3) inset, 3px 3px 8px 0 rgba(0,0,0,0.4); } .small_note { font-size: large; grid-area: 2 / 3 / 3 / 4; } .price_note { grid-area: 1/3/2/4; font-size:68px; } @media screen and (max-width: 450px) { .donate_button{ grid-template-columns: 1fr 80px auto 1fr; } .price_note{font-size:60px;} } .donate_icon { grid-area: 1/1/-1/3; width: 85%; max-width: 100px; margin: auto; max-height: 100px; } .fa-secondary{fill:#fdd835;} .payment-marks { display: flex; width: 400px; max-width: 100%; margin: auto; justify-content: right; } .payment-marks img{ height: 30px; margin-right: 6px; border: none; width: auto; } </style> <svg display="none"> <defs> <symbol viewBox="0 0 576 512" id="pg-bank">  <path d="M560 224h-29.51a159.88 159.88 0 0 0-37.38-52.46L512 96h-32c-29.4 0-55.39 13.5-73 34.32-7.57-1.1-15.12-2.32-23-2.32H256c-94.82 0-160 78.88-160 160a159.75 159.75 0 0 0 64 128v80a16 16 0 0 0 16 16h64a16 16 0 0 0 16-16v-48h128v48a16 16 0 0 0 16 16h64a16 16 0 0 0 16-16v-80.72A160.37 160.37 0 0 0 511.28 384H560a16 16 0 0 0 16-16V240a16 16 0 0 0-16-16zm-128 64a16 16 0 1 1 16-16 16 16 0 0 1-16 16z" class="fa-secondary"/><path d="M51.26 255.52a24 24 0 0 1-18.74-28.3C34.74 215.82 45.4 208 57 208h1a6 6 0 0 0 6-6v-20a6 6 0 0 0-6-6C29.5 176 4.1 196.4.47 224.62a54.64 54.64 0 0 0-.47 7.23A56.08 56.08 0 0 0 56 288h40a155.05 155.05 0 0 1 3.37-32H56a23.63 23.63 0 0 1-4.74-.48zM432 256a16 16 0 1 0 16 16 16 16 0 0 0-16-16zM306.5 0a96 96 0 0 0-88.81 132.51A162.64 162.64 0 0 1 256 128h128a104.31 104.31 0 0 1 12.71.88A96.06 96.06 0 0 0 306.5 0z" class="fa-primary"/> </symbol> </defs> </svg> <div id="donate_title_close" class="donate_title" style="display:none;"> ▼サーバー運営を助ける支援をお願いします </div> <div id="donate_title_open" class="donate_title"> ▼サーバー運営を助ける支援をお願いします </div> <div id="donate_large"> <div style="text-align: center; display: grid; grid-template-columns: 30px 20px auto 20px auto; grid-template-rows: auto auto; width: 400px; max-width: 100%; margin: auto;"> <div class="amount_options" id="onetime"> <a id="donate_link" onclick="localStorage.setItem('donateClickDate', new Date().toString());dataLayer.push({'event': 'donateLinkClicked'});" href="https://donate.stripe.com/5kA5msbys6u42Gs14k" target="_blank" class="button-exp-style donate_button"> <svg class="donate_icon"><use xlink:href="#pg-bank"></svg> <span class="price_note">900円</span><span class="small_note">(うち手数料33円)</span></a> <input type="range" min="1" max="7" value="3" id="donation_slider"> <script> const priceData = [ { text: `<svg class="donate_icon"><use xlink:href="#pg-bank"></svg><span class="price_note">300円</span><span class="small_note">(うち手数料11円)</span>`, url: "https://donate.stripe.com/fZe4io1XSbOo0yk9AB" }, { text: `<svg class="donate_icon"><use xlink:href="#pg-bank"></svg><span class="price_note">600円</span><span class="small_note">(うち手数料22円)</span>`, url: "https://donate.stripe.com/00g4io6e8bOo1CoeV9" }, { text: `<svg class="donate_icon"><use xlink:href="#pg-bank"></svg><span class="price_note">900円</span><span class="small_note">(うち手数料33円)</span>`, url: "https://donate.stripe.com/5kA5msbys6u42Gs14k" }, { text: `<svg class="donate_icon"><use xlink:href="#pg-bank"></svg><span class="price_note">1500円</span><span class="small_note">(うち手数料54円)</span>`, url: "https://donate.stripe.com/14k4io7ic6u46WI147" }, { text: `<svg class="donate_icon"><use xlink:href="#pg-bank"></svg><span class="price_note">3000円</span><span class="small_note">(うち手数料108円)</span>`, url: "https://donate.stripe.com/28o6qweKE9GgftedQV" }, { text: `<svg class="donate_icon"><use xlink:href="#pg-bank"></svg><span class="price_note">5000円</span><span class="small_note">(うち手数料180円)</span>`, url: "https://donate.stripe.com/bIY4ioauo7y8ch24gm" }, { text: `<svg class="donate_icon"><use xlink:href="#pg-bank"></svg><span class="price_note">1万円</span><span class="small_note">(うち手数料360円)</span>`, url: "https://donate.stripe.com/cN25ms1XSf0AfteeV1" }, { text: `<svg class="donate_icon"><use xlink:href="#pg-bank"></svg><span class="price_note">テスト</span><span class="small_note">(うち手数料XX円)</span>`, url: "https://donate.stripe.com/test_7sIaIy7n5arT90c7st" } ]; const slider = document.getElementById("donation_slider"); const button = document.getElementById("donate_link"); slider.addEventListener("input", e=>{ button.innerHTML = priceData[e.target.value - 1].text; button.href = priceData[e.target.value - 1].url + window.location.search; }); button.href = button.href + window.location.search; </script> </div> </div> <div class="payment-marks"> <img src="https://i.gzn.jp/img/gsc/payment/visa.png" border="0"> <img src="https://i.gzn.jp/img/gsc/payment/master.png" border="0"> <img src="https://i.gzn.jp/img/gsc/payment/amex.png" border="0"> <img src="https://i.gzn.jp/img/gsc/payment/apple-pay.svg" border="0"> <img src="https://i.gzn.jp/img/gsc/payment/g-pay.png" border="0"> </div> <p> 私たちは過去最高の大ヒットを記録しているのと裏腹に価格高騰などの影響でサーバー運営が非常に苦しい状態です。打てる手は全て打ちましたが、それでもまだ危機的状況にあります。なので、GIGAZINEの物理的なサーバーたちを、たった1円でも良いので読者の皆さまに支援してもらえればとっても助かります！今すぐ1回払いの寄付は上のボタンから、毎月寄付は<b><a href="https://gigazine.net/club/" target="_blank">こちらのリンク先から！</a></b><br> <br> ・<b><a 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<style> .p-category{ position: absolute; right: 2px; } </style> <h1 class="title">少しのズレも許されない光ファイバーを接合する方法</h1>  <p class="preface"></p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/00.jpg" target="_blank"><img src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/00_m.jpg" border="0" alt="" class="lzsmall img-standard-size"></a><p class="preface"> <br /> 光ファイバーは「内部を光が反射しながら進む」という特徴を持っているため、光ファイバー同士をつなげる際は少しのズレも許されません。このため、光ファイバー同士の接続にはアーク放電を用いた融着接続器(スプライサー)が用いられます。スプライサーの使い方を詳しく解説する動画を見つけたので、使い方をまとめてみました。<br /> <br /> <b><a href="https://www.youtube.com/watch?v=JP_C0XLLyR0" target="_blank">How to: Use Arc Fusion Splicer - YouTube</a></b><br /> <div class="yt"><div class="yt_play" id="yt_thumb_JP_C0XLLyR0"><img id="yt_thumb_JP_C0XLLyR0_img" src="https://img.youtube.com/vi/JP_C0XLLyR0/maxresdefault.jpg" loading="lazy" alt=""></div></div> </p><script data-cfasync="false"> { const thumbImg = document.getElementById('yt_thumb_JP_C0XLLyR0_img'); if(thumbImg.complete){ if(thumbImg.naturalHeight <= 90){ thumbImg.src = "https://img.youtube.com/vi/JP_C0XLLyR0/mqdefault.jpg"; } } else { thumbImg.addEventListener('load', ()=>{ if(thumbImg.naturalHeight <= 90){ thumbImg.src = "https://img.youtube.com/vi/JP_C0XLLyR0/mqdefault.jpg"; } }); } const thumb = document.getElementById('yt_thumb_JP_C0XLLyR0'); thumb.addEventListener('click', ()=>{ const ifr = document.createElement("iframe"); if( /\?/.test('') ){ ifr.setAttribute('src', 'https://www.youtube.com/embed/JP_C0XLLyR0&autoplay=1'); } else { ifr.setAttribute('src', 'https://www.youtube.com/embed/JP_C0XLLyR0?autoplay=1'); } ifr.setAttribute('allow', 'autoplay'); ifr.setAttribute('allowfullscreen', 'allowfullscreen'); ifr.width = '560px'; ifr.height = '315px'; thumb.replaceWith(ifr); }); } </script><p class="preface"> <br /> 光ファイバー接合作業に必要な器具が以下。中央はスプライサーの「<b><a href="https://fiberoptics.com/products/ofs-960s-fusion-splicer-core-alignment" target="_blank">OFS-960S</a></b>」で、光ファイバーをキレイに切断するための器具や皮膜剥ぎ用の工具が並んでいます。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/01.jpg" target="_blank"><img src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/01_m.jpg" border="0" alt="" class="lzsmall"></a><p class="preface"> <br /> まず、光ファイバーの先端部分の皮膜を除去。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/02.jpg" target="_blank"><img src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/02_m.jpg" border="0" alt="" class="lzsmall"></a><p class="preface"> <br /> 光ファイバー同士を接続するためにキレイな切断面にする必要があるため、専用器具でカットします。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/13.jpg" target="_blank"><img src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/13_m.jpg" border="0" alt="" class="lzsmall"></a><p class="preface"> <br /> スプライサーに光ファイバーをセット。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/03.jpg" target="_blank"><img src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/03_m.jpg" border="0" alt="" class="lzsmall"></a><p class="preface"> <br /> 反対側の光ファイバーも皮膜を剥いでカットしてスプライサーにセットします。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/04.jpg" target="_blank"><img data-src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/04_m.jpg" border="0" alt="" class="lazyload"></a><p class="preface"> <br /> スプライサーで接合処理を実行します。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/05.jpg" target="_blank"><img data-src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/05_m.jpg" border="0" alt="" class="lazyload"></a><p class="preface"> <br /> アーク放電で融着。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/06.jpg" target="_blank"><img data-src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/06_m.jpg" border="0" alt="" class="lazyload"></a><p class="preface"> <br /> 無事に接合できました。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/07.jpg" target="_blank"><img data-src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/07_m.jpg" border="0" alt="" class="lazyload"></a><p class="preface"> <br /> 接合直後は、接合部分が皮膜で包まれておらず危険な状態。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/08.jpg" target="_blank"><img data-src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/08_m.jpg" border="0" alt="" class="lazyload"></a><p class="preface"> <br /> というわけで、接合部分を保護カバーで覆います。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/09.jpg" target="_blank"><img data-src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/09_m.jpg" border="0" alt="" class="lazyload"></a><p class="preface"> <br /> スプライサーに搭載されている加熱器にセット。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/10.jpg" target="_blank"><img data-src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/10_m.jpg" border="0" alt="" class="lazyload"></a><p class="preface"> <br /> 保護カバーごと加熱して融着します。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/11.jpg" target="_blank"><img data-src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/11_m.jpg" border="0" alt="" class="lazyload"></a><p class="preface"> <br /> 接合部分を保護したら光ファイバー接合作業は完了です。<br /> </p><a href="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/12.jpg" target="_blank"><img data-src="https://i.gzn.jp/img/2024/11/24/fiber-optic-splicer/12_m.jpg" border="0" alt="" class="lazyload"></a><p class="preface"> <br /> なお、光ファイバーのスプライサーは専門店だけでなくオンラインショップでも入手可能で、Amazon.co.jpでも数種類が十万円前後で売られていました。<br /> <br /> <b><a href="https://www.amazon.co.jp/exec/obidos/ASIN/B0BFXFXBSN/gigazine-22" target="_blank" onclick="ga('send', 'event', 'amazonLink', '20241124-fiber-optic-splicer', 'exec/obidos/ASIN/B0BFXFXBSN/gigazine-22');">Amazon.co.jp: 光ファイバーフュージョンスプライサー、光ファイバースプライシングマシン 100‑240V 高効率、低損失、通信用の USB : 産業・研究開発用品</a></b><br /> </p><a 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id="donate_dialog_submit_button">送信</button> </form> </dialog> <iframe name="hidden_iframe" style="display: none;"></iframe> <script> (async ()=>{ let adblock = false; const url = "https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"; try { const response = await fetch(url); } catch (error) { adblock = true; } const sentDate = window.localStorage.getItem("donate_footer_sentDate"); const closeDate = window.localStorage.getItem("donate_footer_closeDate"); const donateFooter = document.getElementById("donate_footer"); const donateFooterScroll = ()=>{ if(window.scrollY >= 300){ donateFooter.classList.remove("downMove"); donateFooter.classList.add("upMove"); } else { if(donateFooter.classList.contains("upMove")){ donateFooter.classList.remove("upMove"); donateFooter.classList.add("downMove"); } } }; if(!window.localStorage.getItem("landing_flag_donate_footer")){ window.localStorage.setItem("landing_flag_donate_footer", Date.now()); } else { if( /show_donation=true/.test(location.href) || (adblock && new Date("2025/01/06 10:25") < Date.now() && new Date("2025/01/27 09:00") > Date.now())){ if(!sentDate && closeDate < (Date.now() - 1000 * 3600 * 24)){ donateFooter.style.display = "grid"; document.addEventListener("scroll", donateFooterScroll); } } } const donateFooterClose = document.getElementById("donate_footer_close"); donateFooterClose.addEventListener("click", ()=>{ document.removeEventListener("scroll", donateFooterScroll); donateFooter.classList.remove("upMove"); donateFooter.classList.add("downMove"); window.localStorage.setItem("donate_footer_closeDate", Date.now()); window.setTimeout(()=>{ donateFooter.style.display = "none"; }, 1000); }); const donateDialog = document.getElementById("donate_dialog"); const donateFooterDelay = document.getElementById("donate_footer_delay"); donateFooterDelay.addEventListener("click", ()=>{donateDialog.showModal();}); const donateDialogClose = document.getElementById("donate_dialog_close"); donateDialogClose.addEventListener("click", ()=>{donateDialog.close();}); const donateFooterKifu = document.getElementById("donate_footer_kifu"); donateFooterKifu.addEventListener("click", ()=>{ document.removeEventListener("scroll", donateFooterScroll); window.localStorage.setItem("donate_footer_sentDate", Date.now()); donateFooter.classList.remove("upMove"); donateFooter.classList.add("downMove"); window.setTimeout(()=>{ donateFooter.style.display = "none"; }, 1000); }); const donateRemindForm = document.getElementById("donate_remind_form"); donateRemindForm.addEventListener("submit", ()=>{ donateDialog.close(); document.removeEventListener("scroll", donateFooterScroll); donateFooter.innerHTML = "<p>送信しました</p>"; window.localStorage.setItem("donate_footer_sentDate", Date.now()); window.setTimeout(()=>{ donateFooter.classList.remove("upMove"); donateFooter.classList.add("downMove"); window.setTimeout(()=>{ donateFooter.style.display = 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