Product Details
Optical Specification:
Material:K9(Optical galss,Quartz glass,Infrared crystal)
Design Wavelength:633nm
Focus Length Tolerance:+/-2%~0.5%
Radius:R0.75mm~20000mm
Figure Dimension:2mm*2mm~500mm*200mm
Dimension Tolerance;+0/-0.2mm~+0/-0.1mm
Thickness Tolerance:+/-0.1mm~+/-0.02mm
Surface Accuracy:2~1/8
Surface Quality:80/50~10/5
Centration:5'~1'
Clear Aperture>85%~90%
Bevel:0.5mm*45°~0.2mm*45°
Coating:Accroding to customer's requirement.