ZnSe Focus Lenses for Optical Welding Machines: Diameter 12mm to 28mm, Focal Length 38.1mm 127mm(28mmx63.5mm)

Made with Zinc Selenide (ZnSe) crystal, these lenses feature an impressive light transmittance of up to 99.8%, ensuring optimal performance in high-power applications. It features a double-sided coating process that minimizes stray optical light, improves clarity and extends the life of the lens, making it wear-resistant. Designed for precision, the lenses require careful installation with the convex surface facing up; fine adjustment is essential for achieving the best optical results. Available in various diameters (12mm to 28mm) and focal lengths (from 38.1mm to 127mm), allowing you to select the setting for your specific project requirements. Each package contains one lens, making it a reliable choice for professionals looking for precision in optical welding applications.