optical lens, double convex lens

Da Sheng Optical offers the most high-quality optical lens processing product contains flat convex lens, double convex lens, plane concave lens , double concave lens and achromatic lens, etc The company has the advantage of ultra-precision machining of small lenses, mainly in areas such as medical, defense, scientific research, laser, optical communication industries.

Welcome to inquire. Diameter (mm) >1mm Diameter Tolerace(mm) +0.0/-0.1 Clear Aperture ≥ 90% of Diameter Focal Length Tolerance(%) ±1% Center Thickness Tolerace(mm) ±0.1 Centering Tolerace(arc min) +0.0/-0.10 Surface Accuracy λ/ Surface Quality 40-20 Bevel Max = 0.25mm x 45° material Other on request coating Other on request RoHS Exempt