Focus Lens Diameter (Dia): 18mm; Edge Thickness (ET): 2mm For Co2 Laser 10.6um 🔍 Laser Precision with American Photonics: ZnSe Focus Lens 18mm (.708") - Multiple Focal Lengths Available! Discover the ultimate in laser precision with our ZnSe Focus Lens, proudly made in the USA by American Photonics. This high-quality lens, with an 18mm Diameter (.708"), is designed to elevate the performance of your CO2 laser machine. It offers multiple Focal Length (FL) options, allowing you to choose the perfect lens for your specific engraving and cutting needs. 🪄 Product Specifications: Material: High-Quality ZnSe Laser Grade (made in the USA) Coating: 10.6um (AR Both Side) Diameter Tolerance: +0/-0.17mm Center Thickness Tolerance: ± 0.1mm Clear Aperture: >= 90% Diameter Scratch/Dig: 40-20 APC PN#: LM-18-Z-50.8-ET2.0-DBAR Select Your Ideal Focal Length (FL): Choose from a range of Focal Lengths to match your specific engraving and cutting requirements: 38.1mm (1.5"): Achieve intricate details and precise engraving on various materials. 50.8mm (2.0"): Versatile for a wide range of engraving and cutting tasks. 🌟 63.5mm (2.5"): Strike the perfect balance between depth and precision. 101.6mm (4.0"): Ideal for applications requiring an extended focal point. Experience the difference with our anti-reflective coated Focus Lens, capable of handling power levels of up to 200W. At American Photonics, we take quality seriously, and our lenses are designed to meet the demands of high-power laser machines. Elevate your laser projects to new heights of precision and clarity with American Photonics' ZnSe Focus Lens. Select your preferred Focal Length and enhance the capabilities of your CO2 laser machine today! 🎯 Need help understanding your laser lens specs like Focal Length (FL), Diameter (Dia), or Edge Thickness (ET)? Our blog has you covered! Check it out here: Choosing the Right Co2 Lens Blog for quick and easy insights. 🌟 Popular Machines Compatibility: 📢 Note: These are not the only machines that can use this 18mm CO2 Laser Lens, but they are among the most popular: AP Lazer - AP Lazer 1812 AP Lazer - AP Lazer 2616 Aeon - AEON Mira series Monport - Onyx-R Omtech - AF-2028-60 watt Omtech - AF-2435-80 watt Omtech - K40E 40 watt Omtech - MF 2028 - 60 watt Omtech - MF-1220-50 watt Omtech - MF-1624-55 watt Omtech - MF-1630-70 watt Omtech - MF-2028-100 watt Omtech - MF-2028-80 watt Orion - Orion 100 Watt #AmericanPhotonics #CO2LaserLens #PrecisionEngraving #LaserEngraving #LaserCutting #LaserArtistry #MadeInUSA #HighQualityLens