{"product_id":"81140186-focusing-lens-7-5efl-0-380th","title":"Focus Lens. Dia 2.0\" (50.8mm), FL 7.52\" (190.9mm), ET .380\" (9.65mm)","description":"\u003ch5 data-start=\"167\" data-end=\"267\"\u003e\u003cstrong data-start=\"170\" data-end=\"267\"\u003eProduct Description – ZnSe Meniscus Focus Lens (2.0\" \/ 50.8mm, FL 7.52\" \/ 190.9mm, ET 9.65mm)\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp data-start=\"269\" data-end=\"651\"\u003eThis high-performance \u003cstrong data-start=\"291\" data-end=\"319\"\u003eZnSe Meniscus Focus Lens\u003c\/strong\u003e is engineered for \u003cstrong data-start=\"338\" data-end=\"374\"\u003eAmada® CO₂ laser cutting systems\u003c\/strong\u003e, providing exceptional focusing stability and low absorption for high-power laser applications. Manufactured from \u003cstrong data-start=\"489\" data-end=\"525\"\u003elaser-grade zinc selenide (ZnSe)\u003c\/strong\u003e, the lens maintains excellent thermal resistance and optical clarity, ensuring consistent cut quality and improved longevity.\u003c\/p\u003e\n\u003cp data-start=\"653\" data-end=\"859\"\u003eDesigned as a direct replacement for \u003cstrong data-start=\"690\" data-end=\"718\"\u003eOEM Part Number 81140186\u003c\/strong\u003e, this lens matches OEM specifications and is fully compatible with Amada® machines requiring a 2.0\" diameter, 7.52\" focal length focus lens.\u003c\/p\u003e\n\u003ch5 data-start=\"866\" data-end=\"891\"\u003e\u003cstrong data-start=\"869\" data-end=\"891\"\u003eKey Specifications\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-start=\"894\" data-end=\"923\"\u003e\n\u003cstrong data-start=\"894\" data-end=\"907\"\u003eDiameter:\u003c\/strong\u003e 2.0\" (50.8mm)\u003c\/li\u003e\n\u003cli data-start=\"926\" data-end=\"961\"\u003e\n\u003cstrong data-start=\"926\" data-end=\"943\"\u003eFocal Length:\u003c\/strong\u003e 7.52\" (190.9mm)\u003c\/li\u003e\n\u003cli data-start=\"964\" data-end=\"1001\"\u003e\n\u003cstrong data-start=\"964\" data-end=\"983\"\u003eEdge Thickness:\u003c\/strong\u003e 0.380\" (9.65mm)\u003c\/li\u003e\n\u003cli data-start=\"1004\" data-end=\"1031\"\u003e\n\u003cstrong data-start=\"1004\" data-end=\"1020\"\u003eLens Design:\u003c\/strong\u003e Meniscus\u003c\/li\u003e\n\u003cli data-start=\"1034\" data-end=\"1068\"\u003e\n\u003cstrong data-start=\"1034\" data-end=\"1047\"\u003eMaterial:\u003c\/strong\u003e ZnSe (Laser Grade)\u003c\/li\u003e\n\u003cli data-start=\"1071\" data-end=\"1107\"\u003e\n\u003cstrong data-start=\"1071\" data-end=\"1097\"\u003eGuaranteed Absorption:\u003c\/strong\u003e \u0026lt; 0.15%\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 data-start=\"1114\" data-end=\"1133\"\u003e\u003cstrong data-start=\"1117\" data-end=\"1133\"\u003ePart Numbers\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-start=\"1136\" data-end=\"1168\"\u003e\n\u003cstrong data-start=\"1136\" data-end=\"1157\"\u003eOEM Reference PN:\u003c\/strong\u003e 81140186\u003c\/li\u003e\n\u003cli data-start=\"1171\" data-end=\"1195\"\u003e\n\u003cstrong data-start=\"1171\" data-end=\"1182\"\u003eAPC PN:\u003c\/strong\u003e ZM20750380\u003c\/li\u003e\n\u003cli data-start=\"1198\" data-end=\"1241\"\u003e\n\u003cstrong data-start=\"1198\" data-end=\"1215\"\u003eAPC PN (New):\u003c\/strong\u003e LM-50.8-Z-190.9-9.65-AR\u003c\/li\u003e\n\u003cli data-start=\"1244\" data-end=\"1315\"\u003e\n\u003cstrong data-start=\"1244\" data-end=\"1273\"\u003eAdditional Reference PNs:\u003c\/strong\u003e 695399, 60698, HG10.621\/H, AM313-0307NM\u003c\/li\u003e\n\u003cli data-start=\"1244\" data-end=\"1315\" style=\"font-weight: bold;\"\u003e\u003cstrong\u003eApproved by OEMs\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTo be used on HPed Co2 Laser cutting machines.\u003c\/p\u003e\n\u003ctable border=\"0\" cellpadding=\"0\" cellspacing=\"0\" width=\"606\" style=\"border-collapse: collapse; width: 455pt; height: 300px;\"\u003e\n\u003ccolgroup\u003e \u003ccol width=\"249\" style=\"mso-width-source: userset; mso-width-alt: 9106; width: 187pt;\"\u003e \u003ccol width=\"111\" style=\"mso-width-source: userset; mso-width-alt: 4059; width: 83pt;\"\u003e \u003ccol width=\"134\" style=\"mso-width-source: userset; mso-width-alt: 4900; width: 101pt;\"\u003e \u003ccol width=\"112\" style=\"mso-width-source: userset; mso-width-alt: 4096; width: 84pt;\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr height=\"20\" style=\"height: 20px;\"\u003e\n\u003ctd height=\"20\" class=\"xl69\" width=\"249\" style=\"height: 20px; width: 187pt; text-align: center;\"\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"xl69\" width=\"111\" style=\"border-left: none; width: 83pt; text-align: center; height: 20px;\"\u003e\u003cstrong\u003eStandards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"xl69\" width=\"134\" style=\"border-left: none; width: 101pt; text-align: center; height: 20px;\"\u003e\u003cstrong\u003eAPC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"xl69\" width=\"112\" style=\"border-left: none; width: 84pt; text-align: center; height: 20px;\"\u003e\u003cstrong\u003eII-VI\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"20\" style=\"height: 20px;\"\u003e\n\u003ctd height=\"20\" class=\"xl67\" align=\"left\" width=\"249\" style=\"height: 20px; border-top: none; width: 187pt;\"\u003eEffective Focal Length (EFL) Tolerance\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"111\" style=\"border-top: none; border-left: none; width: 83pt; height: 20px;\"\u003e±2%\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"134\" style=\"border-top: none; border-left: none; width: 101pt; height: 20px;\"\u003e±1%\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"112\" style=\"border-top: none; border-left: none; width: 84pt; height: 20px;\"\u003e±2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"40\" style=\"height: 40px;\"\u003e\n\u003ctd height=\"40\" class=\"xl67\" align=\"left\" width=\"249\" style=\"height: 40px; border-top: none; width: 187pt;\"\u003eDimensional Tolerance\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"111\" style=\"border-top: none; border-left: none; width: 83pt; height: 40px;\"\u003eDiameter: +0.000 - 0.005\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"134\" style=\"border-top: none; border-left: none; width: 101pt; height: 40px;\"\u003e+0\/-.004\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"112\" style=\"border-top: none; border-left: none; width: 84pt; height: 40px;\"\u003e+0\/-.005\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"40\" style=\"height: 40px;\"\u003e\n\u003ctd height=\"40\" class=\"xl67\" width=\"249\" style=\"height: 40px; border-top: none; width: 187pt;\"\u003e \u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"111\" style=\"border-top: none; border-left: none; width: 83pt; height: 40px;\"\u003eThickness: ±0.010\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"134\" style=\"border-top: none; border-left: none; width: 101pt; height: 40px;\"\u003e±0.002\"\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"112\" style=\"border-top: none; border-left: none; width: 84pt; height: 40px;\"\u003e±0.010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"40\" style=\"height: 40px;\"\u003e\n\u003ctd height=\"40\" class=\"xl67\" align=\"left\" width=\"249\" style=\"height: 40px; border-top: none; width: 187pt;\"\u003eEdge Thickness Variation (ETV)\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"111\" style=\"border-top: none; border-left: none; width: 83pt; height: 40px;\"\u003e\u0026lt;= 0.002\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"134\" style=\"border-top: none; border-left: none; width: 101pt; height: 40px;\"\u003e\u0026lt;=0.0002\" Tenths\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"112\" style=\"border-top: none; border-left: none; width: 84pt; height: 40px;\"\u003e\u0026lt;=0.002\" Thousandths\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"20\" style=\"height: 20px;\"\u003e\n\u003ctd height=\"20\" class=\"xl67\" align=\"left\" width=\"249\" style=\"height: 20px; border-top: none; width: 187pt;\"\u003eClear Aperture (polished)\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"111\" style=\"border-top: none; border-left: none; width: 83pt; height: 20px;\"\u003e90% of diameter\u003c\/td\u003e\n\u003ctd class=\"xl66\" width=\"134\" style=\"border-top: none; border-left: none; width: 101pt; height: 20px;\"\u003e90%\u003c\/td\u003e\n\u003ctd class=\"xl66\" width=\"112\" style=\"border-top: none; border-left: none; width: 84pt; height: 20px;\"\u003e90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"60\" style=\"height: 60px;\"\u003e\n\u003ctd height=\"60\" class=\"xl67\" align=\"left\" width=\"249\" style=\"height: 60px; border-top: none; width: 187pt;\"\u003eSurface Figure at 0.63um\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"111\" style=\"border-top: none; border-left: none; width: 83pt; height: 60px;\"\u003eVaries depending upon radius\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"134\" style=\"border-top: none; border-left: none; width: 101pt; height: 60px;\"\u003e?\/5 @ 632.8um\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"112\" style=\"border-top: none; border-left: none; width: 84pt; height: 60px;\"\u003eVaries by radius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"20\" style=\"height: 20px;\"\u003e\n\u003ctd height=\"20\" class=\"xl67\" align=\"left\" width=\"249\" style=\"height: 20px; border-top: none; width: 187pt;\"\u003eScratch-Dig\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"111\" style=\"border-top: none; border-left: none; width: 83pt; height: 20px;\"\u003e20-10\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"134\" style=\"border-top: none; border-left: none; width: 101pt; height: 20px;\"\u003e\u0026lt;=20-10\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"112\" style=\"border-top: none; border-left: none; width: 84pt; height: 20px;\"\u003e20-10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"40\" style=\"height: 40px;\"\u003e\n\u003ctd height=\"40\" class=\"xl67\" align=\"left\" width=\"249\" style=\"height: 40px; border-top: none; width: 187pt;\"\u003eAR Coating Reflectivity per Surface at 10.6um\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"111\" style=\"border-top: none; border-left: none; width: 83pt; height: 40px;\"\u003e\u0026lt;= 0.20%\u003c\/td\u003e\n\u003ctd class=\"xl65\" width=\"134\" style=\"border-top: none; border-left: none; width: 101pt; height: 40px;\"\u003e\u0026lt;0.1%\u003c\/td\u003e\n\u003ctd class=\"xl68\" width=\"112\" style=\"border-top: none; border-left: none; width: 84pt; height: 40px;\"\u003e0.10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufactured by automated CNC technology 100% made in USA.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eDisclaimer\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eAll parts advertised for sale are made by or for American Photonics. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAmada(R), Bystronic(R), Cincinnati(R), Mazak(R), Mitsubishi(R), Laserlab(R), Laserdyne Prima(R), Precitec(R), Strippit(R), Trumpf®(R)and any other trademarks not owned by APC are registered trademarks of the respective owners with which they are associated. APC is an independent site and company that is not affiliated with above-named manufacturers and the use of the names, trademarks and part numbers is for reference, identification and compatibility purposes only. \u003c\/span\u003e\u003c\/p\u003e","brand":"American Photonics","offers":[{"title":"Default Title","offer_id":40728500699197,"sku":"81140186 - LM-50.8-Z-190.9-9.65-AR","price":398.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1723\/4335\/files\/LensMain_e878c0e3-04f4-4d97-a416-f169cea88467.png?v=1769792887","url":"https:\/\/shop.americanphotonics.com\/de\/products\/81140186-focusing-lens-7-5efl-0-380th","provider":"American Photonics","version":"1.0","type":"link"}