--- product_id: 372956336 title: "18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2\" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance" brand: "omtech" price: "VT10863" currency: VUV in_stock: true reviews_count: 8 category: "Om Tech" url: https://www.desertcart.vu/products/372956336-18mm-znse-focus-lens-cvd-znse-co2-laser-engraver-focal store_origin: VU region: Vanuatu --- # 99.5%+ infrared transmittance 18mm precision ZnSe lens double-sided scratch-resistant coating 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance **Brand:** omtech **Price:** VT10863 **Availability:** ✅ In Stock ## Summary > 🔍 Elevate your laser game with crystal-clear focus and unstoppable precision! ## Quick Answers - **What is this?** 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance by omtech - **How much does it cost?** VT10863 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/372956336-18mm-znse-focus-lens-cvd-znse-co2-laser-engraver-focal) ## Best For - omtech enthusiasts ## Why This Product - Trusted omtech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Durable double-sided antireflective coatings protect against scratches and extend lens life. - • **Effortless Maintenance:** Plano-convex design and detailed cleaning guide keep your lens performing like new. - • **Crystal-Clear Precision:** Premium CVD ZnSe material ensures razor-sharp laser focus for flawless engraving. - • **Plug & Play Compatibility:** Perfectly engineered for 50W-80W CO2 laser machines—upgrade your setup effortlessly. - • **Maximized Light Transmission:** Over 99.5% IR transmittance means your laser power is fully optimized—no energy wasted. ## Overview The OMTech 18mm ZnSe Focus Lens is a high-performance replacement lens designed for 50W to 80W CO2 laser engraving machines. Crafted from premium chemical vapor deposition zinc selenium, it delivers exceptional optical clarity with over 99.5% infrared transmittance. Its double-sided antireflective and scratch-resistant coatings ensure durability and long-lasting performance. The 2-inch focal length and plano-convex shape allow for easy installation and precise laser focusing, making it an essential upgrade for professionals seeking flawless engraving results. ## Description Buy OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance: SLR Camera Lenses - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Excellent lens and very good quality - Purchased this to replace the lense in my OMTech 80w laser and it works great. After I was unable to clean some grime off me lens I found this one and I’m very happy with the results. Review: Great lens and good price. - I have used OMTech lens and mirrors for years on my lasers and that is all I will use. ## Features - High-Quality CVD ZnSe: OMTech's powerful focus lenses are manufactured from premium zinc selenium via chemical vapor deposition for superior optical properties - High Transmittance: Both sides of each lens are coated with strongly antireflective coatings to achieve a better than 99.5% transmittance rate for infrared light at a wavelength of 10.6 microns - Lasting Durability: Our laser engraver focus lenses' double-sided coating process also ensures outstanding scratch resistance for a long service life - Wide Compatibility: This 18mm laser focus lens can be used in your 50W-80W CO2 laser engraving and cutting machine for more accurate and efficient production - Easy to Use: The plano-convex shape of OMTech's engraver focal lens lets you install it easily and correctly onto your machine in the proper orientation; detailed cleaning instructions also help you take the best care of your lens ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09B3FPPSF | | Best Sellers Rank | #49,053 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #104 in Jewelry Making Engraving Machines & Tools | | Brand | OMTech | | Camera Lens | 18 millimetres | | Customer Reviews | 4.6 4.6 out of 5 stars (90) | | Exposure Control Type | Manual | | Focal Length Description | 18 mm | | Focus Type | Fixed Focus | | Image stabilization | Optical | | Lens | Standard | | Lens Coating Description | strongly antireflective, scratch-resistant | | Lens Design | Zoom | | Lens Fixed Focal Length | 50.8 Millimeters | | Manufacturer | OMTech | | Media Type | ProductImage | | Model Name | RYGEL-LELI01820 | | Photo Filter Size | 18 Millimeters | | Screen Size | 2 Inches | | Water Resistance Level | Not Water Resistant | | Zoom Ratio | 1:1 | ## Product Details - **Brand:** OMTech - **Camera Lens Description:** 18 millimetres - **Focal Length Description:** 18 mm - **Lens Design:** Zoom - **Lens Type:** Standard ## Images ![18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance - Image 1](https://m.media-amazon.com/images/I/617eiU+9XOL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent lens and very good quality *by M***P on November 29, 2025* Purchased this to replace the lense in my OMTech 80w laser and it works great. After I was unable to clean some grime off me lens I found this one and I’m very happy with the results. ### ⭐⭐⭐⭐⭐ Great lens and good price. *by M***N on July 31, 2025* I have used OMTech lens and mirrors for years on my lasers and that is all I will use. ### ⭐⭐⭐⭐⭐ Fits Boss laser *by J***A on February 28, 2026* Great replacement for my boss laser lens! ## Frequently Bought Together - OMTech 18mm ZnSe Focus Lens, CVD ZnSe CO2 Laser Engraver Focal Lens with 2 Inch Focal Length, 2" FL Zinc Selenium Replacement Lens for 50W 60W 70W 80W Laser Engraving Machines, 99.5+ Transmittance - OMTech Laser Cutting Mirror Set, 25mm Molybdenum Replacement Mirrors for CO2 Laser Engraving Machines, Precision Highly Reflective Mo Mirrors for 50W to 200W CO2 Laser Engravers, Set of 3 - Cloudray CO2 Laser Lens 18mm Laser Mirror CO2 Laser Focal Lens CO2 Focus Lens,PVD ZnSe for CO2 Laser Engraving Cutting Machine,Laser Cutter 30W-100W,Dia 18mm FL50.8mm --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/372956336-18mm-znse-focus-lens-cvd-znse-co2-laser-engraver-focal](https://www.desertcart.vu/products/372956336-18mm-znse-focus-lens-cvd-znse-co2-laser-engraver-focal) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-17*