{"product_id":"znse-focus-lens-3-419mm-for-c02-laser-10-6um-direct-replacement-for-any-19mm-lens","title":"19mm (3\/4\") ZnSe Focus Lens for CO₂ Laser – 10.6µm – Direct Replacement for 19mm Lenses","description":"\u003ch4 data-section-id=\"17augxv\" data-start=\"0\" data-end=\"94\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3\" data-end=\"94\"\u003e19mm (3\/4\") ZnSe Focus Lens for CO₂ Laser – 10.6µm – Direct Replacement for 19mm Lenses\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp data-start=\"96\" data-end=\"469\"\u003eUpgrade your CO₂ laser system with our enhanced \u003cstrong data-start=\"144\" data-end=\"175\"\u003e19mm (3\/4\") ZnSe Focus Lens\u003c\/strong\u003e, engineered for superior engraving, cutting, and marking performance. Designed as a direct replacement for standard \u003cstrong data-start=\"292\" data-end=\"322\"\u003e19mm and 20mm laser lenses\u003c\/strong\u003e, this premium optic delivers exceptional beam quality, improved thermal performance, and long-lasting durability for demanding laser applications.\u003c\/p\u003e\n\u003cp data-start=\"471\" data-end=\"673\"\u003eManufactured from high-quality laser-grade Zinc Selenide (ZnSe), this lens is optimized for \u003cstrong data-start=\"563\" data-end=\"591\"\u003e10.6µm CO₂ laser systems\u003c\/strong\u003e and built to handle high-power laser environments with precision and reliability.\u003c\/p\u003e\n\u003chr data-start=\"675\" data-end=\"678\"\u003e\n\u003ch4 data-section-id=\"1pi78xj\" data-start=\"680\" data-end=\"710\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"683\" data-end=\"710\"\u003eKey Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h4\u003e\n\u003ch5 data-section-id=\"j2sdng\" data-start=\"712\" data-end=\"749\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"716\" data-end=\"749\"\u003eEnhanced Thermal Conductivity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp data-start=\"750\" data-end=\"880\"\u003eImproved heat dissipation helps reduce lens overheating, allowing for more consistent performance during extended laser operation.\u003c\/p\u003e\n\u003ch5 data-section-id=\"yx1a08\" data-start=\"882\" data-end=\"912\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"886\" data-end=\"912\"\u003eDurable Aluminum Mount\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp data-start=\"913\" data-end=\"1039\"\u003eEach lens includes a precision aluminum mount for added protection, easier installation, and simplified cleaning and handling.\u003c\/p\u003e\n\u003ch5 data-section-id=\"bz1x36\" data-start=\"1041\" data-end=\"1071\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1045\" data-end=\"1071\"\u003eHigh-Power Performance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp data-start=\"1072\" data-end=\"1203\"\u003eCrafted from premium ZnSe material with an impressive \u003cstrong data-start=\"1126\" data-end=\"1148\"\u003e6000W-rated design\u003c\/strong\u003e, making it suitable for high-power laser applications.\u003c\/p\u003e\n\u003ch5 data-section-id=\"4mbfa7\" data-start=\"1205\" data-end=\"1234\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1209\" data-end=\"1234\"\u003eLaser-Etched Markings\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp data-start=\"1235\" data-end=\"1349\"\u003eClearly engraved focal length and beam direction indicators eliminate guesswork and improve installation accuracy.\u003c\/p\u003e\n\u003ch5 data-section-id=\"1dyrjfy\" data-start=\"1351\" data-end=\"1386\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1355\" data-end=\"1386\"\u003eStress-Free Lens Suspension\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp data-start=\"1387\" data-end=\"1591\"\u003eUnlike conventional mounted lenses, the 19mm version features a stress-free suspended design using specialized adhesive mounting technology, reducing crystal stress and eliminating the need for an O-ring.\u003c\/p\u003e\n\u003ch5 data-section-id=\"1j9jr2z\" data-start=\"1593\" data-end=\"1633\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1597\" data-end=\"1633\"\u003eDirect Replacement Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp data-start=\"1634\" data-end=\"1723\"\u003eDesigned to replace most standard \u003cstrong data-start=\"1668\" data-end=\"1702\"\u003e19mm and 20mm CO₂ laser lenses\u003c\/strong\u003e with minimal hassle.\u003c\/p\u003e\n\u003ch5 data-section-id=\"19qhbrs\" data-start=\"1725\" data-end=\"1755\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1729\" data-end=\"1755\"\u003eSatisfaction Guarantee\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp data-start=\"1756\" data-end=\"1848\"\u003eIf you're not completely satisfied, we offer full credit toward a standard replacement lens.\u003c\/p\u003e\n\u003chr data-start=\"1850\" data-end=\"1853\"\u003e\n\u003ch4 data-section-id=\"k0zlak\" data-start=\"1855\" data-end=\"1874\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1858\" data-end=\"1874\"\u003eApplications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp data-start=\"1876\" data-end=\"1938\"\u003ePerfect for a wide range of CO₂ laser applications, including:\u003c\/p\u003e\n\u003cul data-start=\"1940\" data-end=\"2173\"\u003e\n\u003cli data-section-id=\"1ct4mnz\" data-start=\"1940\" data-end=\"2000\"\u003e\n\u003cstrong data-start=\"1942\" data-end=\"1955\"\u003eEngraving\u003c\/strong\u003e – Achieve sharp detail and intricate designs\u003c\/li\u003e\n\u003cli data-section-id=\"tiswu9\" data-start=\"2001\" data-end=\"2060\"\u003e\n\u003cstrong data-start=\"2003\" data-end=\"2014\"\u003eCutting\u003c\/strong\u003e – Produce clean cuts across various materials\u003c\/li\u003e\n\u003cli data-section-id=\"oofzvm\" data-start=\"2061\" data-end=\"2115\"\u003e\n\u003cstrong data-start=\"2063\" data-end=\"2074\"\u003eMarking\u003c\/strong\u003e – Create crisp, legible surface markings\u003c\/li\u003e\n\u003cli data-section-id=\"egjzd4\" data-start=\"2116\" data-end=\"2173\"\u003e\n\u003cstrong data-start=\"2118\" data-end=\"2129\"\u003eEtching\u003c\/strong\u003e – Add detailed graphics, text, and patterns\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2175\" data-end=\"2178\"\u003e\n\u003ch4 data-section-id=\"193hxb4\" data-start=\"2180\" data-end=\"2209\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2183\" data-end=\"2209\"\u003eProduct Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul data-start=\"2211\" data-end=\"2500\"\u003e\n\u003cli data-section-id=\"1ehfnbp\" data-start=\"2211\" data-end=\"2243\"\u003e\n\u003cstrong data-start=\"2213\" data-end=\"2222\"\u003eType:\u003c\/strong\u003e CO₂ Laser Focus Lens\u003c\/li\u003e\n\u003cli data-section-id=\"mtm0v5\" data-start=\"2244\" data-end=\"2292\"\u003e\n\u003cstrong data-start=\"2246\" data-end=\"2259\"\u003eMaterial:\u003c\/strong\u003e Laser Grade Zinc Selenide (ZnSe)\u003c\/li\u003e\n\u003cli data-section-id=\"1xzsiqe\" data-start=\"2293\" data-end=\"2320\"\u003e\n\u003cstrong data-start=\"2295\" data-end=\"2308\"\u003eDiameter:\u003c\/strong\u003e 19mm (3\/4\")\u003c\/li\u003e\n\u003cli data-section-id=\"lq0ctm\" data-start=\"2321\" data-end=\"2345\"\u003e\n\u003cstrong data-start=\"2323\" data-end=\"2338\"\u003eWavelength:\u003c\/strong\u003e 10.6µm\u003c\/li\u003e\n\u003cli data-section-id=\"1eoj1jy\" data-start=\"2346\" data-end=\"2376\"\u003e\n\u003cstrong data-start=\"2348\" data-end=\"2367\"\u003eMount Material:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli data-section-id=\"633fpj\" data-start=\"2377\" data-end=\"2426\"\u003e\n\u003cstrong data-start=\"2379\" data-end=\"2396\"\u003ePower Rating:\u003c\/strong\u003e Up to 6000W Design Capability\u003c\/li\u003e\n\u003cli data-section-id=\"1gnb3cc\" data-start=\"2427\" data-end=\"2500\"\u003e\n\u003cstrong data-start=\"2429\" data-end=\"2447\"\u003eCompatibility:\u003c\/strong\u003e Direct replacement for standard 19mm and 20mm lenses\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2502\" data-end=\"2505\"\u003e\n\u003ch4 data-section-id=\"m1cgkr\" data-start=\"2507\" data-end=\"2543\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2510\" data-end=\"2543\"\u003ePopular Machine Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp data-start=\"2545\" data-end=\"2624\"\u003eCompatible with many popular CO₂ laser systems that use 19mm optics, including:\u003c\/p\u003e\n\u003cul data-start=\"2626\" data-end=\"2767\"\u003e\n\u003cli data-section-id=\"er7i8r\" data-start=\"2626\" data-end=\"2639\"\u003e\u003cstrong data-start=\"2628\" data-end=\"2639\"\u003eCamfive\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1j4u83k\" data-start=\"2640\" data-end=\"2658\"\u003e\u003cstrong data-start=\"2642\" data-end=\"2658\"\u003eEpilog TW120\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"19fy6cy\" data-start=\"2659\" data-end=\"2682\"\u003e\u003cstrong data-start=\"2661\" data-end=\"2682\"\u003eFull Spectrum P20\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"19fy9py\" data-start=\"2683\" data-end=\"2706\"\u003e\u003cstrong data-start=\"2685\" data-end=\"2706\"\u003eFull Spectrum P24\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1hs6rir\" data-start=\"2707\" data-end=\"2719\"\u003e\u003cstrong data-start=\"2709\" data-end=\"2719\"\u003eTrotec\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"qd2szo\" data-start=\"2720\" data-end=\"2737\"\u003e\u003cstrong data-start=\"2722\" data-end=\"2737\"\u003eTrotec Flex\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"19l63mi\" data-start=\"2738\" data-end=\"2767\"\u003e\u003cstrong data-start=\"2740\" data-end=\"2767\"\u003eUniversal Laser Systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2769\" data-end=\"2839\"\u003e\u003cem data-start=\"2769\" data-end=\"2839\"\u003eCompatibility list is provided as a reference and is not exhaustive.\u003c\/em\u003e\u003c\/p\u003e\n\u003chr data-start=\"2841\" data-end=\"2844\"\u003e\n\u003cp data-start=\"2846\" data-end=\"3138\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eNeed help understanding laser lens specifications like \u003cstrong data-start=\"2901\" data-end=\"2922\"\u003eFocal Length (FL)\u003c\/strong\u003e, \u003cstrong data-start=\"2924\" data-end=\"2942\"\u003eDiameter (Dia)\u003c\/strong\u003e, or \u003cstrong data-start=\"2947\" data-end=\"2970\"\u003eEdge Thickness (ET)\u003c\/strong\u003e? Check out our \u003cstrong data-start=\"2986\" data-end=\"3017\"\u003eChoosing the Right CO₂ Lens\u003c\/strong\u003e blog for quick and easy guidance on selecting the best lens for your laser system.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/americanphotonics.github.io\/product-finder.html\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cimg alt=\"product selector\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1723\/4335\/files\/productselectoricon_c7ce69a5-9021-4834-b763-049bf7c8ba75_160x160.jpg?v=1699887880\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e #LaserUpgrade #EnhancedPrecision #LaserExcellence\u003c\/p\u003e","brand":"American Photonics","offers":[{"title":"38.1mm(1.5\")","offer_id":40728480317501,"sku":"ADPT-19-12.7-38.1","price":46.0,"currency_code":"USD","in_stock":true},{"title":"50.8mm(2.0\")","offer_id":40728480350269,"sku":"ADPT-19-12.7-50.8","price":46.0,"currency_code":"USD","in_stock":true},{"title":"63.5mm(2.5\")","offer_id":40728480383037,"sku":"ADPT-19-12.7-63.5","price":46.0,"currency_code":"USD","in_stock":true},{"title":"101.6mm(4.0\")","offer_id":40728480415805,"sku":"ADPT-19-12.7-101.6","price":46.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1723\/4335\/files\/ZnSe_Focus_Lens_34_19mm_for_C02_laser_10.6um._Direct_replacement_for_any_19mm_lens.png?v=1778601887","url":"https:\/\/shop.americanphotonics.com\/de\/products\/znse-focus-lens-3-419mm-for-c02-laser-10-6um-direct-replacement-for-any-19mm-lens","provider":"American Photonics","version":"1.0","type":"link"}