High Power ZnSe Focusing Lenses Diameter from 12mm to 28mm, Focal Length 1.5" 5"(18mmx2mm)

Made from zinc selenide (ZnSe) material, these lenses achieve exceptional light transmission of up to 99.8%, perfect for high-power optical welding applications. Designed with a robust double-sided coating that minimizes optical stray light, improving durability and ensuring long-lasting performance in demanding environments. Available in different diameters (12mm to 28mm) and focal lengths (1.5" to 5"), these lenses meet a wide range of project specifications; please check compatibility before ordering. User-friendly installation process: simply make sure the convex surface is facing upwards and adjust the body for optimal positioning to achieve superior optical results. Each pack includes a lens, designed to enhance the capabilities of your optical welding machine and provide precise focus for your welding projects.