{"product_id":"omtech-20mm-cvd-znse-focal-focus-lens-for-laser-engraver-cutter","title":"OMTech 20mm CVD ZnSe Focal Focus Lens for Laser Engraver Cutter","description":"\u003cstyle\u003e\n.iron-theme{--black:#0b0b0b;--gray:#6b7280;--red:#c1121f;--red2:#e11d2e;--border:#e5e7eb;--soft:#f8fafc;font-family:Arial,Helvetica,sans-serif;color:var(--black);max-width:1100px;margin:0 auto;line-height:1.7;}\n.shell{border:1px solid var(--border);border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 10px 28px rgba(0,0,0,.08);}\n.top{padding:24px;} .kicker{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--gray);margin:0 0 8px;}\n.sub{margin:12px 0 0;font-size:15px;max-width:100ch;}\n.stripe{height:8px;background:linear-gradient(90deg,var(--red) 0%,var(--red) 70%,var(--red2) 100%);}\n.content{padding:24px;background:var(--soft);}\n.card{border:1px solid var(--border);border-radius:16px;background:#fff;padding:20px;margin:18px 0;box-shadow:0 8px 22px rgba(0,0,0,.06);}\nh2{margin:0 0 12px;font-size:19px;font-weight:900;text-transform:uppercase;display:flex;align-items:center;gap:10px;}\nh2:before{content:\"\";width:10px;height:10px;background:var(--red);border-radius:2px;}\nul{margin:0;padding-left:20px;} ul li{margin:8px 0;}\ntable{width:100%;border-collapse:collapse;font-size:14px;}\nth, td{border:1px solid var(--border);padding:10px;text-align:left;}\nth{background:#f3f4f6;font-size:12px;text-transform:uppercase;font-weight:900;}\n.callout{border:1px dashed rgba(193,18,31,.5);background:rgba(193,18,31,.06);border-radius:12px;padding:14px;font-size:14px;margin-top:12px;}\n\u003c\/style\u003e\n\u003csection class=\"iron-theme\" aria-label=\"OMTech 20mm CVD ZnSe Focal Focus Lens for Laser Engraver Cutter\"\u003e\n\u003cdiv class=\"shell\"\u003e\n\u003cdiv class=\"top\"\u003e\n\u003cp class=\"kicker\"\u003eOMTech • Focus Lenses • 4 configurations\u003c\/p\u003e\n\u003ch2\u003eOMTech 20mm CVD ZnSe Focal Focus Lens for Laser Engraver Cutter\u003c\/h2\u003e\n\u003cp class=\"sub\"\u003eThe \u003cstrong\u003eOMTech 20mm CVD ZnSe Focal Focus Lens for Laser Engraver Cutter\u003c\/strong\u003e is available in 4 configurations. Choose your focal length above; each option is listed below with its own model number and specifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stripe\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"content\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eAvailable Configurations\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal Length\u003c\/th\u003e\n\u003cth\u003eModel \/ SKU\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1.5 inch\u003c\/td\u003e\n\u003ctd\u003eLEL-I020-15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2 inch\u003c\/td\u003e\n\u003ctd\u003eLEL-I020-20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2.5 inch\u003c\/td\u003e\n\u003ctd\u003eLEL-I020-25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3 inch\u003c\/td\u003e\n\u003ctd\u003eLEL-I020-30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003e1.5 inch (LEL-I020-15)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e20 mm diameter CVD ZnSe lens for CO2 lasers\u003c\/li\u003e\n\u003cli\u003eIntended for roughly 100W to 130W machines\u003c\/li\u003e\n\u003cli\u003eThis variant: 1.5 in. (38.1 mm) focal length\u003c\/li\u003e\n\u003cli\u003eImage names indicate 99.5% transmittance (not stated in page text)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eOMTech\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ SKU\u003c\/th\u003e\n\u003ctd\u003eLEL-I020-15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLens Diameter\u003c\/th\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eCVD ZnSe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal Length\u003c\/th\u003e\n\u003ctd\u003e1.5 in. (38.1 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Laser Power\u003c\/th\u003e\n\u003ctd\u003e100 W to 130 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eOMTech\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003e2 inch (LEL-I020-20)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e20 mm diameter CVD ZnSe lens\u003c\/li\u003e\n\u003cli\u003eAimed at 100W to 130W CO2 laser machines\u003c\/li\u003e\n\u003cli\u003eThis variant has a 2 in (50.8 mm) focal length\u003c\/li\u003e\n\u003cli\u003eAvailable in 1.5, 2, 2.5, 3 and 4 inch focal lengths\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eOMTech\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ SKU\u003c\/th\u003e\n\u003ctd\u003eLEL-I020-20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLens Diameter\u003c\/th\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLens Material\u003c\/th\u003e\n\u003ctd\u003eCVD ZnSe (zinc selenide)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal Length\u003c\/th\u003e\n\u003ctd\u003e2 in (50.8 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Laser Power\u003c\/th\u003e\n\u003ctd\u003e100 W to 130 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003e2.5 inch (LEL-I020-25)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e20 mm diameter CVD ZnSe lens\u003c\/li\u003e\n\u003cli\u003eFor CO2 laser engravers and cutters in the 100W-130W class\u003c\/li\u003e\n\u003cli\u003e2.5 in. (63.5 mm) focal length for this SKU\u003c\/li\u003e\n\u003cli\u003eMade by OMTech per the page meta description\u003c\/li\u003e\n\u003cli\u003e2-year warranty and free shipping badges on page\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eOMTech\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ SKU\u003c\/th\u003e\n\u003ctd\u003eLEL-I020-25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLens diameter\u003c\/th\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eCVD ZnSe (zinc selenide)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible laser power\u003c\/th\u003e\n\u003ctd\u003e100 W to 130 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal length\u003c\/th\u003e\n\u003ctd\u003e2.5 in. (63.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOther focal lengths on page\u003c\/th\u003e\n\u003ctd\u003e1.5 in. (38.1 mm), 2 in. (50.8 mm), 3 in. (76.2 mm), 4 in. (101.6 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003e3 inch (LEL-I020-30)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e20 mm CVD zinc selenide (ZnSe) focus lens\u003c\/li\u003e\n\u003cli\u003eMade by OMTech\u003c\/li\u003e\n\u003cli\u003eSuited to 100W to 130W CO2 laser machines\u003c\/li\u003e\n\u003cli\u003eAvailable in 1.5, 2, 2.5, 3 and 4 inch focal lengths (this SKU: 3 in.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eOMTech\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ SKU\u003c\/th\u003e\n\u003ctd\u003eLEL-I020-30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLens Diameter\u003c\/th\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eCVD ZnSe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal Length\u003c\/th\u003e\n\u003ctd\u003e3 in. (76.2 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal Length Options\u003c\/th\u003e\n\u003ctd\u003e1.5 in. (38.1 mm), 2 in. (50.8 mm), 2.5 in. (63.5 mm), 3 in. (76.2 mm), 4 in. (101.6 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Laser Power\u003c\/th\u003e\n\u003ctd\u003e100W to 130W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eOMTech\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"OMTech","offers":[{"title":"1.5 inch","offer_id":67679771656557,"sku":"LEL-I020-15","price":29.99,"currency_code":"USD","in_stock":true},{"title":"2 inch","offer_id":67679771689325,"sku":"LEL-I020-20","price":29.99,"currency_code":"USD","in_stock":true},{"title":"2.5 inch","offer_id":67679771722093,"sku":"LEL-I020-25","price":29.99,"currency_code":"USD","in_stock":true},{"title":"3 inch","offer_id":67679771754861,"sku":"LEL-I020-30","price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0967\/6996\/6445\/files\/omtech-lens20-1.jpg?v=1792003767","url":"https:\/\/ironlinetools.com\/products\/omtech-20mm-cvd-znse-focal-focus-lens-for-laser-engraver-cutter","provider":"Iron Line Tools","version":"1.0","type":"link"}