{"id":11368,"date":"2021-09-14T04:05:49","date_gmt":"2021-09-14T04:05:49","guid":{"rendered":"https:\/\/sinoptix.eu\/2021\/09\/14\/zinc-selenide-optical-component-guide\/"},"modified":"2024-09-23T03:59:43","modified_gmt":"2024-09-23T03:59:43","slug":"optiques-en-znse-guide-achat","status":"publish","type":"post","link":"https:\/\/sinoptix.eu\/fr\/optiques-en-znse-guide-achat\/","title":{"rendered":"Optiques en ZnSe \/ S\u00e9l\u00e9niure de Zinc : guide d&rsquo;achat"},"content":{"rendered":"<section  class='av_textblock_section av-ktjhrmjf-0da4634088ed2cbfac7bdb514dc8d11d '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h1>Optiques en ZnSe \/ S\u00e9l\u00e9niure de Zinc : guide d&rsquo;achat<\/h1>\n<p>Si vous travaillez avec des lasers CO2 il est impossible de ne pas avoir remarqu\u00e9 les couleurs ambr\u00e9es des lentilles et fen\u00eatres en ZnSe. Ces optiques sont \u00e9galement largement utilis\u00e9es pour l&rsquo;imagerie <a href=\"https:\/\/sinoptix.eu\/fr\/optique-ir-guide-achat\/\">IR<\/a>\u00a0et les applications biom\u00e9dicales.\u00a0 Le ZnSe est une mati\u00e8re semi-conductrice du groupe II-VI.<\/p>\n<div id=\"attachment_3758\" style=\"width: 211px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-3758\" class=\"wp-image-3758 size-full\" src=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2020\/08\/ZnSe-asphere.png\" alt=\"aspherical lens made of ZnSe\" width=\"201\" height=\"187\" \/><p id=\"caption-attachment-3758\" class=\"wp-caption-text\">Lentille asph\u00e9rique en s\u00e9l\u00e9niure de zinc<\/p><\/div>\n<h2>Pourquoi le ZnSe \/ S\u00e9l\u00e9niure de Zinc est une bonne mati\u00e8re optique ?<\/h2>\n<p>Le ZnSe a une bonne transmission dans l&rsquo;infrarouge jusqu&rsquo;\u00e0 21\u00b5m il est donc naturellement une bonne mati\u00e8re pour les applications de d&rsquo;imagerie thermique. En outre, comme la mati\u00e8re est partiellement transparente dans le visible il est relativement facile d&rsquo;effectuer les alignements optiques.<\/p>\n<p>Un des avantages du ZnSe en comparaison aux autres mati\u00e8res IR est son faible niveau d&rsquo;absorption dans l&rsquo;IR, ce qui signifie que c&rsquo;est une mati\u00e8re tr\u00e8s int\u00e9ressante pour les laser de puissance*, d&rsquo;o\u00f9 leur vaste utilisation pour les laser CO2 \u00e0 10,6\u00b5m. En outre, comme le ZnSe est fabriqu\u00e9 par D\u00e9position de Vapeurs Chimiques (CVD) sa puret\u00e9 est \u00e9lev\u00e9e, il y a donc tr\u00e8s peu d&rsquo;impuret\u00e9s qui peuvent impacter ses caract\u00e9ristiques optiques.<\/p>\n<p>Les optiques en s\u00e9l\u00e9niure de zinc sont une bonne alternative au germanium pour les applications IR \u00e0 haute temp\u00e9rature. Alors que les caract\u00e9ristiques optique du germanium se d\u00e9gradent fortement \u00e0 partir de 100\u00b0C le ZnSe reste stable jusqu&rsquo;\u00e0 250\u00b0C.<\/p>\n<p>*<em>l&rsquo;absorption cr\u00e9erai une accumulation de chaleur et donc d\u00e9truirait l&rsquo;optique, pour avoir une bonne tenue au flux il est indispensable d&rsquo;avoir une faible absorption<\/em><\/p>\n<h2>ZnSe \/ S\u00e9l\u00e9niure de Zinc : propri\u00e9t\u00e9s<\/h2>\n<h3>Propri\u00e9t\u00e9s du S\u00e9l\u00e9niure de Zinc :<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Propri\u00e9t\u00e9s<\/th>\n<th>Valeurs<\/th>\n<\/tr>\n<tr>\n<td><strong>Nom de la mati\u00e8re<\/strong><\/td>\n<td>S\u00e9l\u00e9niure de Zinc<\/td>\n<\/tr>\n<tr>\n<td><strong>Formule chimique \/ \u00e9l\u00e9ment chimique<\/strong><\/td>\n<td>ZnSe<\/td>\n<\/tr>\n<tr>\n<td><strong>Structure de la mati\u00e8re<\/strong><\/td>\n<td>Polycrystalin<\/td>\n<\/tr>\n<tr>\n<td><strong>Couleur<\/strong><\/td>\n<td>Jaune ambr\u00e9<\/td>\n<\/tr>\n<tr>\n<td><strong>Indice de r\u00e9fraction<\/strong><\/td>\n<td>2,5 (2,403 @ 10,6\u00b5m)<\/td>\n<\/tr>\n<tr>\n<td><strong>Champs de transmission<\/strong><\/td>\n<td>600nm \u00e0 21\u00b5m<\/td>\n<\/tr>\n<tr>\n<td><strong>Densit\u00e9<\/strong><\/td>\n<td>5,27 g\/cm3<\/td>\n<\/tr>\n<tr>\n<td><strong>Duret\u00e9<\/strong><\/td>\n<td>120 Knoop<\/td>\n<\/tr>\n<tr>\n<td><strong>Module de Young<\/strong><\/td>\n<td>71 GPa<\/td>\n<\/tr>\n<tr>\n<td><strong>Expansion thermique<\/strong><\/td>\n<td>7*10-6 \u00b0K-1<\/td>\n<\/tr>\n<tr>\n<td><strong>Conductivit\u00e9 thermique<\/strong><\/td>\n<td>19 W\/(m*\u00b0K)<\/td>\n<\/tr>\n<tr>\n<td><strong>Point de fusion<\/strong><\/td>\n<td>1790 \u00b0K<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Courbe de transmission du s\u00e9l\u00e9niure de zinc<\/h3>\n<div id=\"attachment_10917\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-10917\" class=\"wp-image-10917 size-medium\" src=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2021\/09\/ZnSe-e1631591055682-300x224.jpg\" alt=\"transmission of Zinc Selenide\" width=\"300\" height=\"224\" srcset=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2021\/09\/ZnSe-e1631591055682-300x224.jpg 300w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2021\/09\/ZnSe-e1631591055682.jpg 359w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><p id=\"caption-attachment-10917\" class=\"wp-caption-text\">Courbe de transmission du ZnSe<\/p><\/div>\n<h2>Quel type de composant optique peut \u00eatre fabriqu\u00e9 en ZnSe ?<\/h2>\n<p>Le s\u00e9l\u00e9niure de zinc est une mati\u00e8re relativement tendre et donc facile \u00e0 usiner et polir ou \u00e0 usiner par pointe diamant\u00e9e, elle est donc directement utilis\u00e9e pour la plupart des composants optiques:<\/p>\n<ul>\n<li><a href=\"https:\/\/sinoptix.eu\/fr\/portfolio-item\/fenetre-znse\/\">Fen\u00eatres ZnSe<\/a> : principalement utilis\u00e9es pour les applications IR et les lasers C02 (10,6\u00b5m)<\/li>\n<li><a href=\"https:\/\/sinoptix.eu\/fr\/portfolio-item\/lentille-znse\/\">Lentilles ZnSe<\/a> : des lentilles sph\u00e9riques et asph\u00e9riques sont couramment utilis\u00e9es pour les syst\u00e8mes de vision infrarouge.<\/li>\n<li>Prismes ZnSe : utilis\u00e9s en spectroscopie<\/li>\n<\/ul>\n<p>Le s\u00e9l\u00e9niure de zinc de r\u00e9siste pas aux acides et \u00e9met des gaz toxiques en cas de contact avec des acides, il n&rsquo;est donc pas recommand\u00e9 pour des environnement avec pr\u00e9sence d&rsquo;acides.<\/p>\n<blockquote>\n<p>A MANIPULLER AVEC ATTENTION ! Le ZnSe est une mati\u00e8re relativement molle il faut donc faire attention de ne pas rayer ou endommager les optiques en les touchant, en outre la mati\u00e8re est toxique, il convient de la manipuler avec des gants et de se laver les mains apr\u00e8s toute manipulation.<\/p>\n<\/blockquote>\n<h2>Sp\u00e9cifications de fabrication des lentilles et fen\u00eatres<\/h2>\n<p>Dimensions disponibles<\/p>\n<table>\n<tbody>\n<tr>\n<th>Propri\u00e9t\u00e9s<\/th>\n<th>Valeurs<\/th>\n<\/tr>\n<tr>\n<td>Diam 3 \u00e0 D300mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Tol\u00e9rances dimensionnelles<\/strong><\/td>\n<td>+\/-0,01mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Qualit\u00e9 de surface<\/strong><\/td>\n<td>S&amp;D : 20\/10<\/td>\n<\/tr>\n<tr>\n<td><strong>Plan\u00e9it\u00e9<\/strong><\/td>\n<td>1\/2 lambda<\/td>\n<\/tr>\n<tr>\n<td><strong>Traitement soptiques<\/strong><\/td>\n<td>AR 10,6\u00b5m ou AR 8-14\u00b5m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Ce tableau correspond \u00e0 des valeurs g\u00e9n\u00e9riques, elles peuvent \u00eatre am\u00e9lior\u00e9es au cas par cas.<\/p>\n<h2>O\u00f9 acheter des composants optiques en ZnSe ?<\/h2>\n<p>Les substrats de ZnSe sont rare dans la nature, la majorit\u00e9 de la mati\u00e8re premi\u00e8re disponible sur le march\u00e9 est fabriqu\u00e9 synth\u00e9tiquement.<\/p>\n<p><a href=\"https:\/\/sinoptix.eu\/fr\/optical-components\/composants-optiques-ir\/\">Les fabricants d&rsquo;optiques de pr\u00e9cision IR<\/a>, peuvent fournir tout type de composant optique en ZnSe et peuvent \u00e9galement fournir des traitements de surface pour en am\u00e9liorer les caract\u00e9ristiques.<\/p>\n<p>N&rsquo;h\u00e9sitez pas \u00e0 contacter SINOPTIX pour vos projets.<\/p>\n<div  class='avia-button-wrap av-jmarpk-19ff9960db7dfc6a2a326bf49ed8cc4d-wrap avia-button-center  avia-builder-el-1  avia-builder-el-no-sibling '><a href='https:\/\/sinoptix.eu\/fr\/contact\/'  class='avia-button av-jmarpk-19ff9960db7dfc6a2a326bf49ed8cc4d av-link-btn avia-icon_select-yes-left-icon avia-size-small avia-position-center avia-color-theme-color'   aria-label=\"Click me\"><span class='avia_button_icon avia_button_icon_left avia-iconfont avia-font-entypo-fontello' data-av_icon='\ue800' data-av_iconfont='entypo-fontello' ><\/span><span class='avia_iconbox_title' >Click me<\/span><\/a><\/div>\n<\/div><\/section>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-zb6u4g-f971cb0bfdc8940b1259b1df5c023b40\">\n#top .hr.hr-invisible.av-zb6u4g-f971cb0bfdc8940b1259b1df5c023b40{\nheight:30px;\n}\n<\/style>\n<div  class='hr av-zb6u4g-f971cb0bfdc8940b1259b1df5c023b40 hr-invisible  avia-builder-el-2  el_after_av_textblock  el_before_av_textblock '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n<section  class='av_textblock_section av-rdgwww-335d135caf7e9852d0b5850a07fa885b '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Autres ressources sur l&rsquo;optique:<\/h2>\n<\/div><\/section>\n<div  id=\"avia-magazine-1\"  class='av-magazine av-ktjhoxbp-9ad9cac0486541a333eb9cc02405d38b av-magazine-top-bar-active av-magazine-tabs-active  avia-builder-el-4  el_after_av_textblock  avia-builder-el-last   avia-builder-el-4  el_after_av_textblock  avia-builder-el-last ' ><div class='av-magazine-top-bar '><\/div><div class='av-magazine-group sort_all'><article class='av-magazine-entry av-magazine-entry-id-21272 av-magazine-format-standard av-magazine-type-post av-magazine-entry-1 av-magazine-entry-small '  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class=\"av-magazine-thumbnail\"><a href='https:\/\/sinoptix.eu\/fr\/scratch-and-dig-detail-de-la-specification\/' title='Lier vers : S\/D : d\u00e9tail de la sp\u00e9cification' class='av-magazine-thumbnail-link'><img decoding=\"async\" loading=\"lazy\" width=\"80\" height=\"80\" src=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2025\/04\/scratch-and-dig-1-80x80.jpg\" class=\"wp-image-21250 avia-img-lazy-loading-21250 attachment-thumbnail size-thumbnail wp-post-image\" alt=\"glass parts with scratches and digs\" srcset=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2025\/04\/scratch-and-dig-1-80x80.jpg 80w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2025\/04\/scratch-and-dig-1-36x36.jpg 36w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2025\/04\/scratch-and-dig-1-180x180.jpg 180w\" sizes=\"auto, (max-width: 80px) 100vw, 80px\" \/><\/a><\/div><div class=\"av-magazine-content-wrap\"><header class=\"entry-content-header\" aria-label=\"Articles : S\/D : d\u00e9tail de la sp\u00e9cification\"><time class='av-magazine-time updated'  itemprop=\"datePublished\" datetime=\"2025-04-28T04:39:35+00:00\" >28 avril 2025<\/time><h3 class='av-magazine-title entry-title '  itemprop=\"headline\" ><a href='https:\/\/sinoptix.eu\/fr\/scratch-and-dig-detail-de-la-specification\/' title='Lier vers : S\/D : d\u00e9tail de la sp\u00e9cification'>S\/D : d\u00e9tail de la sp\u00e9cification<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><article class='av-magazine-entry av-magazine-entry-id-20807 av-magazine-format-standard av-magazine-type-post av-magazine-entry-2 av-magazine-entry-small '  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class=\"av-magazine-thumbnail\"><a href='https:\/\/sinoptix.eu\/fr\/optiques-ir-en-zns-guide-dachat\/' title='Lier vers : Optiques IR en ZnS : guide d&rsquo;achat' class='av-magazine-thumbnail-link'><img decoding=\"async\" loading=\"lazy\" width=\"80\" height=\"80\" src=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2025\/02\/ZnS-optical-component-80x80.png\" class=\"wp-image-20789 avia-img-lazy-loading-20789 attachment-thumbnail size-thumbnail wp-post-image\" alt=\"ZnS optical component\" srcset=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2025\/02\/ZnS-optical-component-80x80.png 80w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2025\/02\/ZnS-optical-component-36x36.png 36w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2025\/02\/ZnS-optical-component-180x180.png 180w\" sizes=\"auto, (max-width: 80px) 100vw, 80px\" \/><\/a><\/div><div class=\"av-magazine-content-wrap\"><header class=\"entry-content-header\" aria-label=\"Articles : Optiques IR en ZnS : guide d&#039;achat\"><time class='av-magazine-time updated'  itemprop=\"datePublished\" datetime=\"2025-02-25T03:47:57+00:00\" >25 f\u00e9vrier 2025<\/time><h3 class='av-magazine-title entry-title '  itemprop=\"headline\" ><a href='https:\/\/sinoptix.eu\/fr\/optiques-ir-en-zns-guide-dachat\/' title='Lier vers : Optiques IR en ZnS : guide d&rsquo;achat'>Optiques IR en ZnS : guide d&rsquo;achat<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><article class='av-magazine-entry av-magazine-entry-id-19516 av-magazine-format-standard av-magazine-type-post av-magazine-entry-3 av-magazine-entry-small '  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class=\"av-magazine-thumbnail\"><a href='https:\/\/sinoptix.eu\/fr\/le-baf2-une-alternative-au-germanium\/' title='Lier vers : Infrarouge: le BaF2 une alternative au germanium ?' class='av-magazine-thumbnail-link'><img decoding=\"async\" loading=\"lazy\" width=\"80\" height=\"80\" src=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/10\/IR-optics-BaF2-an-alternative-to-Germanium-1-80x80.png\" class=\"wp-image-19492 avia-img-lazy-loading-19492 attachment-thumbnail size-thumbnail wp-post-image\" alt=\"IR optics :\" srcset=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/10\/IR-optics-BaF2-an-alternative-to-Germanium-1-80x80.png 80w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/10\/IR-optics-BaF2-an-alternative-to-Germanium-1-300x300.png 300w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/10\/IR-optics-BaF2-an-alternative-to-Germanium-1-1030x1030.png 1030w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/10\/IR-optics-BaF2-an-alternative-to-Germanium-1-768x768.png 768w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/10\/IR-optics-BaF2-an-alternative-to-Germanium-1-36x36.png 36w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/10\/IR-optics-BaF2-an-alternative-to-Germanium-1-180x180.png 180w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/10\/IR-optics-BaF2-an-alternative-to-Germanium-1-705x705.png 705w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/10\/IR-optics-BaF2-an-alternative-to-Germanium-1.png 1080w\" sizes=\"auto, (max-width: 80px) 100vw, 80px\" \/><\/a><\/div><div class=\"av-magazine-content-wrap\"><header class=\"entry-content-header\" aria-label=\"Articles : Infrarouge: le BaF2 une alternative au germanium ?\"><time class='av-magazine-time updated'  itemprop=\"datePublished\" datetime=\"2024-10-11T04:03:49+00:00\" >11 octobre 2024<\/time><h3 class='av-magazine-title entry-title '  itemprop=\"headline\" ><a href='https:\/\/sinoptix.eu\/fr\/le-baf2-une-alternative-au-germanium\/' title='Lier vers : Infrarouge: le BaF2 une alternative au germanium ?'>Infrarouge: le BaF2 une alternative au germanium ?<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><article class='av-magazine-entry av-magazine-entry-id-17585 av-magazine-format-standard av-magazine-type-post av-magazine-entry-4 av-magazine-entry-small '  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class=\"av-magazine-thumbnail\"><a href='https:\/\/sinoptix.eu\/fr\/matieres-pour-le-thz\/' title='Lier vers : Mati\u00e8res pour le THz : un guide complet' class='av-magazine-thumbnail-link'><img decoding=\"async\" loading=\"lazy\" width=\"80\" height=\"80\" src=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/06\/THz-optical-materials-80x80.png\" class=\"wp-image-17566 avia-img-lazy-loading-17566 attachment-thumbnail size-thumbnail wp-post-image\" alt=\"Thz materials\" srcset=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/06\/THz-optical-materials-80x80.png 80w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/06\/THz-optical-materials-36x36.png 36w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2024\/06\/THz-optical-materials-180x180.png 180w\" sizes=\"auto, (max-width: 80px) 100vw, 80px\" \/><\/a><\/div><div class=\"av-magazine-content-wrap\"><header class=\"entry-content-header\" aria-label=\"Articles : Mati\u00e8res pour le THz : un guide complet\"><time class='av-magazine-time updated'  itemprop=\"datePublished\" datetime=\"2024-06-05T03:59:57+00:00\" >5 juin 2024<\/time><h3 class='av-magazine-title entry-title '  itemprop=\"headline\" ><a href='https:\/\/sinoptix.eu\/fr\/matieres-pour-le-thz\/' title='Lier vers : Mati\u00e8res pour le THz : un guide complet'>Mati\u00e8res pour le THz : un guide complet<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><article class='av-magazine-entry av-magazine-entry-id-15866 av-magazine-format-standard av-magazine-type-post av-magazine-entry-5 av-magazine-entry-small '  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class=\"av-magazine-thumbnail\"><a href='https:\/\/sinoptix.eu\/fr\/revetement-dlc-en-optique\/' title='Lier vers : Qu&rsquo;est que qu&rsquo;un rev\u00eatement DLC en optique ?' class='av-magazine-thumbnail-link'><img decoding=\"async\" loading=\"lazy\" width=\"80\" height=\"80\" src=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2023\/10\/DLC-coated-Ge-80x80.png\" class=\"wp-image-15846 avia-img-lazy-loading-15846 attachment-thumbnail size-thumbnail wp-post-image\" alt=\"DLC coated Ge window\" srcset=\"https:\/\/sinoptix.eu\/wp-content\/uploads\/2023\/10\/DLC-coated-Ge-80x80.png 80w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2023\/10\/DLC-coated-Ge-36x36.png 36w, https:\/\/sinoptix.eu\/wp-content\/uploads\/2023\/10\/DLC-coated-Ge-180x180.png 180w\" sizes=\"auto, (max-width: 80px) 100vw, 80px\" \/><\/a><\/div><div class=\"av-magazine-content-wrap\"><header class=\"entry-content-header\" aria-label=\"Articles : Qu&#039;est que qu&#039;un rev\u00eatement DLC en optique ?\"><time class='av-magazine-time updated'  itemprop=\"datePublished\" datetime=\"2023-10-27T08:24:28+00:00\" >27 octobre 2023<\/time><h3 class='av-magazine-title entry-title '  itemprop=\"headline\" ><a href='https:\/\/sinoptix.eu\/fr\/revetement-dlc-en-optique\/' title='Lier vers : Qu&rsquo;est que qu&rsquo;un rev\u00eatement DLC en optique ?'>Qu&rsquo;est que qu&rsquo;un rev\u00eatement DLC en optique ?<\/a><\/h3><\/header><\/div><footer 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