12 Jan 2010 Diameter Available 3mm--100mm
Size tolerance: +/-0.05mm
Surface Accuracy 入/4 irregularity @632.8nm
Surface Quality 40-20 S/D
Clear Aperture ＞90%
Material BK7,Fused silica
Coating AR coating Diameter Available 3mm--100mm
Diameter Tolerance ±0.05mm
Thickness Tolerance ±0.05mm
Focal Length Tolerance ±1%
Surface Accuracy 入/4 irregularity @632.8nm
Surface Quality 40-20 S/D
Centration ＜3 arc min
Clear Aperture ＞90%
Bevel Protective bevel
Material BK7,Fused silica, and other optical glass
Coating AR coating | 
