{"product_id":"max-qbh-protective-lens-d12-8-h16-8-h18-5-h19-8-fiber-laser-source-window-cap","title":"Max QBH Protective Lens D12.8 H16.8 H18.5 H19.8 Fiber Laser Source Window Cap","description":"\u003cdiv data-page-id=\"KRl3dfmEJoxCZtxGpIicP56Inzg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-DY5Rf2xScdzKQPcU5VycypAdnxh\"\u003eMax QBH Protective Lens \/ Protective Window Cap\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-EopCfTO3DdXdnycUEjIcerPcnVd\"\u003eProfessional dedicated protective window lens matched for Max fiber laser sources. Standard outer diameter D12.8mm with three optional heights: H16.8, H18.5 and H19.8. This optical protective cap effectively shields core internal components of laser sources, while maintaining stable and efficient laser energy transmission for long-term high-power laser operation.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-OODTfu8cwdhTXIc66H0cfq0znBV\"\u003eKey Product Features\u003c\/h3\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-YsCOfkHUMd1vcycDWLCcmEbkngc\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e99.7% Ultra-high Laser Transmittance\u003c\/strong\u003e: Supports 1064nm and 1080nm mainstream fiber laser wavelengths with light transmittance ≥99.7%, realizing lossless laser energy output and no reduction in cutting\/welding power.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-FpSyfn4IudslT4cJJT1cCECbnhh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSuperb Heat Resistance\u003c\/strong\u003e: Adopts high-end optical glass with extremely low thermal expansion coefficient. It can sustain continuous high heat generated by high-power lasers, preventing lens cracking, deformation and thermal drift.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-LeEQft1t6dNovjcgp6HcCFz9n7f\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDouble-sided Multi-layer AR Coating\u003c\/strong\u003e: Premium anti-reflection coating on both lens surfaces greatly reduces laser reflection loss, improves laser utilization rate and ensures consistent laser beam quality.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-MrAxfXRfWdpg4XcVDsqcXorYnIb\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOriginal Standard Size\u003c\/strong\u003e: Exact OEM dimension fits Max QBH laser port perfectly, plug-and-play installation, no extra calibration required after replacement.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-AwB1f0LiLdpBQCcu0cucOdT7nhb\"\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-AgZWfQ8G1doPtQc0elUchcgMnee\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eProduct Type: QBH Laser Source Protective Window Cap\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-PDjgf3NuPd6dcQcsUNwcvw2pnmo\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eOuter Diameter: D12.8mm\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-MhbAfuwkodDSdTcAuLncm1TFnJT\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eOptional Height: H16.8mm, H18.5mm, H19.8mm\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-XICMfY1yuduv4Rc9TyUcOXCdnvf\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eApplicable Laser Wavelength: 1064nm, 1080nm\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-Svq6fENccdOBRPc83YNcv58ynih\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eLight Transmittance: ≥99.7%\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-HPMmfoQRIdJqqocJinWcgzUgnld\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eSurface Treatment: Double-sided multilayer anti-reflection coating\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/1_a524f532-19ba-41dd-851a-42b01795e3e1.jpg?v=1780024143\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/4_11add4eb-45f1-4e2c-a690-30c24b1edccc.jpg?v=1780024143\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/3_d648c5dd-8c55-4c80-bb20-0afbcf059353.jpg?v=1780024143\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/2_2ed52e26-f715-49ef-a040-ce02cca401b9.jpg?v=1780024143\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/2_2ed52e26-f715-49ef-a040-ce02cca401b9.jpg?v=1780024143\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/5_0419359d-cad8-42e6-bddd-568ae2a190b3.jpg?v=1780024144\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/6_98e54570-a297-4d0f-997c-6a60976eff85.jpg?v=1780024143\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Briserm Laser","offers":[{"title":"MAX D12.8 H19.8","offer_id":48941655949562,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true},{"title":"MAX D12.8 H18.5","offer_id":48941655982330,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true},{"title":"MAX D12.8 H9.4","offer_id":48941656015098,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true},{"title":"MAX D12.8 H16.8","offer_id":48941656047866,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/Max_QBH_Protective_Lens.jpg?v=1780044232","url":"https:\/\/briserm-laser.myshopify.com\/products\/max-qbh-protective-lens-d12-8-h16-8-h18-5-h19-8-fiber-laser-source-window-cap","provider":"Briserm Laser","version":"1.0","type":"link"}