{"id":2028,"date":"2026-01-21T02:42:44","date_gmt":"2026-01-21T02:42:44","guid":{"rendered":"https:\/\/www.sapphire-windows.com\/?post_type=product&p=2028"},"modified":"2026-01-21T02:42:45","modified_gmt":"2026-01-21T02:42:45","slug":"custom-sapphire-optical-window-222x74x4mm-wear-resistant-ir-uv-window","status":"publish","type":"product","link":"https:\/\/www.sapphire-windows.com\/fr\/product\/custom-sapphire-optical-window-222x74x4mm-wear-resistant-ir-uv-window\/","title":{"rendered":"Fen\u00eatre optique saphir sur mesure 222\u00d774\u00d74mm Fen\u00eatre IR et UV r\u00e9sistante \u00e0 l'usure"},"content":{"rendered":"

Aper\u00e7u du produit\"\"<\/h2>\n

La fen\u00eatre optique en saphir sur mesure (222 mm \u00d7 74 mm \u00d7 4 mm) est fabriqu\u00e9e avec pr\u00e9cision \u00e0 partir d'un monocristal d'\u03b1-Al\u2082O\u2083 (saphir). Contrairement aux pierres pr\u00e9cieuses naturelles, ce saphir de qualit\u00e9 optique est un monocristal synth\u00e9tique qui offre une duret\u00e9 exceptionnelle (Mohs 9), une r\u00e9sistance \u00e0 l'usure, une stabilit\u00e9 thermique et une inertie chimique.<\/p>\n

Con\u00e7ues pour les syst\u00e8mes optiques infrarouges (IR) et ultraviolets (UV), ces fen\u00eatres prot\u00e8gent les composants sensibles dans des environnements \u00e0 haute temp\u00e9rature, \u00e0 haute pression et chimiquement agressifs. La large transmission spectrale du saphir (170-5500 nm) garantit une perte de signal minimale pour les lasers, les capteurs et les instruments optiques.<\/p>\n

Ce produit allie robustesse m\u00e9canique et clart\u00e9 optique sup\u00e9rieure, ce qui le rend id\u00e9al pour la fabrication de semi-conducteurs, la d\u00e9tection industrielle, l'a\u00e9rospatiale, la d\u00e9fense et la recherche scientifique.<\/p>\n

Sp\u00e9cifications techniques<\/h2>\n
\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Param\u00e8tres<\/th>\nSp\u00e9cifications<\/th>\n<\/tr>\n<\/thead>\n
Mat\u00e9riau<\/td>\nCristal de saphir de qualit\u00e9 optique (\u03b1-Al\u2082O\u2083)<\/td>\n<\/tr>\n
Taille<\/td>\n222 mm \u00d7 74 mm \u00d7 4 mm<\/td>\n<\/tr>\n
Tol\u00e9rance d'\u00e9paisseur<\/td>\n\u00b10,1 mm<\/td>\n<\/tr>\n
Ouverture libre<\/td>\n>90%<\/td>\n<\/tr>\n
Rugosit\u00e9 de la surface (Ra)<\/td>\n\u22640,2 nm<\/td>\n<\/tr>\n
Gamme de transmission<\/td>\n170 - 5500 nm (de l'UV \u00e0 l'IR moyen)<\/td>\n<\/tr>\n
Duret\u00e9<\/td>\nMohs 9 (deuxi\u00e8me apr\u00e8s le diamant)<\/td>\n<\/tr>\n
Coefficient de dilatation thermique<\/td>\n8.8 \u00d7 10-\u2076 \/\u00b0C<\/td>\n<\/tr>\n
Module d'\u00e9lasticit\u00e9<\/td>\n435 GPa<\/td>\n<\/tr>\n
R\u00e9sistance thermique<\/td>\nJusqu'\u00e0 ~2030\u00b0C<\/td>\n<\/tr>\n
R\u00e9sistance chimique<\/td>\nTr\u00e8s r\u00e9sistant aux acides, aux alcalis et \u00e0 l'eau<\/td>\n<\/tr>\n
Finition de la surface<\/td>\nPolissage double face, qualit\u00e9 optique<\/td>\n<\/tr>\n
Certification<\/td>\nConforme \u00e0 la directive RoHS<\/td>\n<\/tr>\n
Emballage<\/td>\nSalle blanche (classe 100)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

Caract\u00e9ristiques principales\"\"<\/h2>\n
    \n
  • \n

    Duret\u00e9 et r\u00e9sistance \u00e0 l'usure tr\u00e8s \u00e9lev\u00e9es
    La duret\u00e9 Mohs 9 garantit la r\u00e9sistance aux rayures, \u00e0 l'abrasion et aux contraintes m\u00e9caniques.<\/p>\n<\/li>\n

  • \n

    Transmission \u00e0 large spectre
    Transmission efficace de l'UV \u00e0 l'IR moyen (170-5500 nm) convenant aux lasers et aux instruments optiques IR.<\/p>\n<\/li>\n

  • \n

    Stabilit\u00e9 thermique extr\u00eame
    Maintient la structure et les performances optiques \u00e0 des temp\u00e9ratures sup\u00e9rieures \u00e0 1900\u00b0C.<\/p>\n<\/li>\n

  • \n

    Inertie chimique
    R\u00e9siste \u00e0 la corrosion due \u00e0 l'eau, aux acides et aux alcalis pour une durabilit\u00e9 \u00e0 long terme dans les environnements difficiles.<\/p>\n<\/li>\n

  • \n

    Robustesse m\u00e9canique
    Environ cinq fois plus r\u00e9sistant que le verre standard, il est capable de r\u00e9sister \u00e0 des pressions \u00e9lev\u00e9es et \u00e0 des chocs.<\/p>\n<\/li>\n<\/ul>\n

    Applications typiques<\/h2>\n
      \n
    • \n

      Fabrication de semi-conducteurs : Ports d'observation des fours, fen\u00eatres r\u00e9sistantes aux produits chimiques.<\/p>\n<\/li>\n

    • \n

      Instruments optiques : Fen\u00eatres de protection IR\/UV, optiques laser, ouvertures de spectrom\u00e8tres, optiques de lecteurs de codes-barres.<\/p>\n<\/li>\n

    • \n

      D\u00e9tection industrielle : Hublots pour r\u00e9acteurs \u00e0 haute pression, fen\u00eatres de mesure pour d\u00e9bitm\u00e8tres, couvercles de protection pour capteurs.<\/p>\n<\/li>\n

    • \n

      Recherche scientifique et d\u00e9fense : optique de chambre \u00e0 haute tension, lignes de faisceaux synchrotron, syst\u00e8mes FLIR pour l'a\u00e9rospatiale.<\/p>\n<\/li>\n

    • \n

      \u00c9lectronique grand public : Cristaux de montres, lentilles de protection d'appareils photo de smartphones.<\/p>\n<\/li>\n<\/ul>\n

      FAQ\"\"<\/h2>\n

      Q1 : O\u00f9 les fen\u00eatres optiques en saphir sont-elles couramment utilis\u00e9es ?
      R : Ils sont largement utilis\u00e9s dans les environnements \u00e0 haute temp\u00e9rature, les syst\u00e8mes laser, l'a\u00e9rospatiale, les \u00e9quipements de d\u00e9fense et les instruments industriels, o\u00f9 la durabilit\u00e9, la stabilit\u00e9 thermique et la r\u00e9sistance chimique sont essentielles.<\/p>\n

      Q2 : Qu'est-ce qui fait que le saphir est meilleur que le verre ?
      R : Le saphir offre une duret\u00e9 sup\u00e9rieure (Mohs 9), une r\u00e9sistance chimique, une tol\u00e9rance thermique jusqu'\u00e0 2030\u00b0C et une large transmission optique (de l'UV \u00e0 l'infrarouge moyen), ce qui le rend id\u00e9al pour les conditions difficiles o\u00f9 le verre se d\u00e9graderait.<\/p>\n

      Q3 : Ces fen\u00eatres peuvent-elles \u00eatre personnalis\u00e9es ?
      R : Oui. Les dimensions, l'\u00e9paisseur, la finition de la surface et les tol\u00e9rances peuvent \u00eatre adapt\u00e9es \u00e0 des exigences optiques ou industrielles sp\u00e9cifiques.<\/p>","protected":false},"excerpt":{"rendered":"

      Fen\u00eatre optique en saphir monocristallin de haute puret\u00e9 222\u00d774\u00d74mm, duret\u00e9 Mohs 9, r\u00e9sistante \u00e0 l'usure, transmission UV et IR, id\u00e9ale pour les lasers, les capteurs et les applications industrielles.<\/p>","protected":false},"featured_media":2029,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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