{"product_id":"raycus-qbh-protective-lens-d12-8-h12-h16-fiber-laser-source-protective-cap","title":"Raycus QBH Protective Lens D12.8 H12 H16 Fiber Laser Source Protective Cap","description":"\u003cdiv data-page-id=\"OglMdY1UUodvJXxULRmcDj8Dn6d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-Syq1f38bIdTvbNcIoKwccg63nDb\"\u003eRaycus QBH Protective Lens \/ Protective Cap\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-XQlbflgDKd3AkecapxscKQQknsg\"\u003eProfessional original QBH protective window lens specially designed for Raycus fiber laser sources. Available in D12.8 H12 and D12.8 H16 two standard sizes, this optical protective cap serves as a key protective component for laser sources, protecting internal laser core parts while maintaining excellent laser transmission performance.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-JzUdfIDWZdtL5ic8f5ycjZWSnqe\"\u003eKey Product Features\u003c\/h3\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-CcqvfkaB6dlKXdcY0ygcdu8gnae\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eUltra-High Laser Transmittance\u003c\/strong\u003e: Achieves ≥99.7% high light transmittance for common 1064nm and 1080nm fiber laser wavelengths, ensuring efficient laser energy transmission without power loss.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-VLsefFCKQdhNNIcpiFsc5Brknfe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eExcellent Thermal Stability\u003c\/strong\u003e: Adopts optical glass with ultra-low thermal expansion coefficient. It can resist high heat generated by long-time high-power laser operation, avoiding lens deformation, cracking or performance attenuation.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-KMiDf7rWxdBPGOcnHLPcweM3npd\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDouble-Sided Multi-Layer AR Coating\u003c\/strong\u003e: Professional multi-layer anti-reflection coating processed on both sides of the lens, effectively reducing laser reflection loss, improving laser utilization rate and extending laser source service life.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-GRrMf6eFJdx3bccjkgzcJ49XnPg\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePerfect Size Matching\u003c\/strong\u003e: Standard D12.8 H12 \/ H16 dimension, seamless installation for Raycus QBH laser source, easy direct replacement without extra adjustment.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-NfmqfTeEqdjbeAcSHd7cUVP0nTg\"\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-WYL6fMfmydCSTQcXBkJcH1Y6nDh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eProduct Type: QBH Laser Source Protective Window Lens\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-P9Wuf8m1Jd0A6Oc6UpVc7xWGnXd\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eSize: D12.8mm, Height H12 \/ H16\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-OqMOfPa8jdeKLOc1psgc5M26nHr\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eApplicable Wavelength: 1064nm, 1080nm Fiber Laser\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-VUyef4icpdmBtecxHIqc5yzKnPe\" 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-BaK2flOg1dzQ4XcB2z1clkN0nTe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eCoating: Double-sided multi-layer 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_85f0f589-81bd-4888-b574-872019c04b66.jpg?v=1779949752\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/3_e947c5e0-5e95-4c81-a35e-c485dff7f256.jpg?v=1779949752\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/2_1898c2fa-e211-4807-a63a-0bd55d28bb7c.jpg?v=1779949752\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/1_4ac7e855-0445-41c1-8dec-af42b454b0aa.jpg?v=1779949752\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/4_45f222d2-f8f8-48bd-b182-9e33749176ff.jpg?v=1779949752\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/3_42ece775-727e-4dbc-a09a-0b4410c2a86a.jpg?v=1779949752\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Briserm Laser","offers":[{"title":"Raycus D12.8H16","offer_id":48939072717050,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true},{"title":"Raycus D12.7H20.5","offer_id":48939072749818,"sku":null,"price":37.0,"currency_code":"USD","in_stock":true},{"title":"Raycus D12.8H12","offer_id":48939072782586,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true},{"title":"Raycus D12.8H17","offer_id":48939072815354,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true},{"title":"Raycus D12.8H19.7","offer_id":48939072848122,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true},{"title":"Raycus D15H14","offer_id":48939072880890,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true},{"title":"Raycus D12.8H16 6kw","offer_id":48939072913658,"sku":null,"price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/Raycus_QBH_Protective_Lens.jpg?v=1780044280","url":"https:\/\/briserm-laser.myshopify.com\/products\/raycus-qbh-protective-lens-d12-8-h12-h16-fiber-laser-source-protective-cap","provider":"Briserm Laser","version":"1.0","type":"link"}