{"product_id":"original-boci-laser-lens-for-boci-laser-cutting-head-blt421-blt441-blt461","title":"Original Boci Laser Protective Lens for BOCHU BLT421 BLT441 BLT461 BLT642H","description":"\u003cstyle\u003ep{margin:0;padding:0;}img{display:block;margin:0;width:100%;max-width:1000px;}\u003c\/style\u003e\n\u003ch1\u003eOriginal Boci Laser Protective Lens for BOCHU BLT Series Cutting Heads\u003c\/h1\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eProtect your BOCHU laser cutting equipment with \u003cstrong\u003e100% original Boci laser protective lenses\u003c\/strong\u003e, engineered to keep your high-power laser running at peak performance. Designed for BOCHU BLT421, BLT441, BLT461, BLT642H, BLT662H, and BLT682H cutting heads, these lenses provide a tight, airtight fit to eliminate focal shift and ensure consistent, precise cuts.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Sizes for All Power Levels\u003c\/strong\u003e: Choose from 21.5x2mm, 25.4x4mm, or 34x5mm to match your laser power, supporting 8kW, 15kW, 20kW, 30kW, and 40kW fiber laser systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerfect Compatibility\u003c\/strong\u003e: Precision-engineered to fit BOCHU BLT421, BLT441, BLT461, BLT642H, BLT662H, and BLT682H laser cutting heads, ensuring a secure, airtight seal that prevents focal shift.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Material\u003c\/strong\u003e: Made of high-purity fused silica with excellent thermal stability and a high laser damage threshold, built to withstand the demands of continuous high-power laser operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Sided Anti-Reflective Coating\u003c\/strong\u003e: Precision AR coating delivers ≥99.8% transmittance, minimizing energy loss and maximizing cutting efficiency for cleaner, faster cuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial-Grade Durability\u003c\/strong\u003e: Resistant to high temperatures, thermal shock, and scratches, ideal for 24-hour industrial production environments. Reduces downtime and maintenance costs by protecting your expensive internal optics from splatter, dust, and debris.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Boci Laser Protective Lens \/ Protective Window\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Sizes\u003c\/strong\u003e: 21.5x2mm, 25.4x4mm, 34x5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported Power\u003c\/strong\u003e: 8kW \/ 15kW \/ 20kW \/ 30kW \/ 40kW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmittance\u003c\/strong\u003e: ≥99.8%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: High-purity fused silica\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\u003c\/strong\u003e: Dual-sided anti-reflective (AR) coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e: BOCHU BLT421, BLT441, BLT461, BLT642H, BLT662H, BLT682H laser cutting heads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/1_5372388a-fd16-47b6-b9a9-52b1d2aaa11b.jpg?v=1776482978\" style=\"display: block; margin: 0; width: 100%; max-width: 1000px;\"\u003e \u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/4_92ecd7b9-5f15-4896-88a8-f1675a455019.jpg?v=1776483004\" style=\"display: block; margin: 0; width: 100%; max-width: 1000px;\"\u003e \u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/5_768adbbd-fb5a-48df-9541-a1d452b25a03.jpg?v=1776483004\" style=\"display: block; margin: 0; width: 100%; max-width: 1000px;\"\u003e \u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/1_a3453d95-76f8-43b1-b7af-80253add2e21.jpg?v=1776483010\" style=\"display: block; margin: 0; width: 100%; max-width: 1000px;\"\u003e \u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/6_2fcb91cd-b63c-41b8-b853-02bf53df7f07.jpg?v=1776483010\" style=\"display: block; margin: 0; width: 100%; max-width: 1000px;\"\u003e \u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/c6945c32cbc221ebc42d00d6d83a720c_See62493a3d78487e99a01d314b94f32aS.jpg?v=1776482603\" style=\"display: block; margin: 0; width: 100%; max-width: 1000px;\"\u003e \u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/621a75c5-e9e5-4b12-b39f-3defbb000dc6.jpg?v=1776483429\" style=\"display: block; margin: 0; width: 100%; max-width: 1000px;\"\u003e \u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/4d6ab2e401ed576bda5c00fd99e06fda.jpg?v=1776912850\" style=\"display: block; margin: 0; width: 100%; max-width: 1000px;\"\u003e \u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/e5eff9ad65fe4f574cbdcd0cace2151d.jpg?v=1776912861\" style=\"display: block; margin: 0; width: 100%; max-width: 1000px;\"\u003e\u003c\/p\u003e","brand":"Briserm Laser","offers":[{"title":"21.5x2 BOCI 15kw","offer_id":48654668136698,"sku":null,"price":46.0,"currency_code":"USD","in_stock":true},{"title":"21.5x2 BOCI 20kw","offer_id":48654668169466,"sku":null,"price":51.0,"currency_code":"USD","in_stock":true},{"title":"21.5x2 BOCI 30kw","offer_id":48654668202234,"sku":null,"price":56.0,"currency_code":"USD","in_stock":true},{"title":"21.5x2 BOCI 40kw","offer_id":48654668235002,"sku":null,"price":61.0,"currency_code":"USD","in_stock":true},{"title":"25.4x4 BOCI 15kw","offer_id":48654668267770,"sku":null,"price":47.0,"currency_code":"USD","in_stock":true},{"title":"25.4x4 BOCI 20kw","offer_id":48654668300538,"sku":null,"price":51.0,"currency_code":"USD","in_stock":true},{"title":"25.4x4 BOCI 30kw","offer_id":48654668333306,"sku":null,"price":56.0,"currency_code":"USD","in_stock":true},{"title":"25.4x4 BOCI 40kw","offer_id":48654668366074,"sku":null,"price":62.0,"currency_code":"USD","in_stock":true},{"title":"34x5 BOCI 8kw","offer_id":48654668398842,"sku":null,"price":12.56,"currency_code":"USD","in_stock":true},{"title":"34x5 BOCI 15kw","offer_id":48654668431610,"sku":null,"price":12.56,"currency_code":"USD","in_stock":true},{"title":"34x5 BOCI 20kw","offer_id":48654668464378,"sku":null,"price":13.92,"currency_code":"USD","in_stock":true},{"title":"34x5 BOCI 30kw","offer_id":48654668497146,"sku":null,"price":16.6,"currency_code":"USD","in_stock":true},{"title":"34x5 BOCI 40kw","offer_id":48654668529914,"sku":null,"price":19.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/4192\/7930\/files\/Original_Boci_Laser_Protective_Lens_for_BOCHU_BLT421_BLT441_BLT461_BLT642H.jpg?v=1779258270","url":"https:\/\/briserm-laser.myshopify.com\/products\/original-boci-laser-lens-for-boci-laser-cutting-head-blt421-blt441-blt461","provider":"Briserm Laser","version":"1.0","type":"link"}