Zinc Selenide Focusing Lenses (ZnSe) - Precision Optical Accessories with Multiple Diameters and Focals(19.05mmx63.5mm)

Premium ZnSe crystalline material with outstanding light transmission of up to 99.8%, ensuring optimal performance in high power applications. Double-sided coating technology minimizes optical stray light and improves durability, making these lenses wear-resistant and easy to maintain. Versatile lens options available in different diameters (12mm to 28mm) and focal lengths (38.1mm to 127mm) to meet various project requirements. Easy installation with clear orientation instructions; The convex surface should be facing up for best results, allowing for precise adjustment after replacement. Each lens is sold individually, offering flexibility tailored to your specific needs while ensuring high quality performance in optical and machine welding applications.