Product Details
Optical Specification: Material:K9(Optical glass ,Quartz glass,Infrared crystal) Design Wavelength:633nm Diameter:1~30MM Dimension Tolerance:+0/-0.2mm~+0/-0.1mm Surface Accuracy:0.1~3 Surface Quality:80/50 Ellipticity:+/-0.01mm Clear Aperture>80%~95% Coating:According to customer's requirement.