Material:BK7,UV-grade fused silica
Size:3mm-220mm
Thinkness Tolerance:±0.1mm
Centration:3 arc min
Surface figure:1/4λ
Surface quality:60—40scratch and dig
Clear aperture:90%
Coating:avaliable upon request
Size:3mm-220mm
Thinkness Tolerance:±0.1mm
Centration:3 arc min
Surface figure:1/4λ
Surface quality:60—40scratch and dig
Clear aperture:90%
Coating:avaliable upon request