Substrate | K9, Fused silica, Sapphire, CaF2,Silicon, Germanium,Znse, ZnS optical glass as choice |
size | 5-300mm |
Dimension Tolerance | +0/-0.1mm |
Focal Length Tolerance | +/-1% |
Surface Quality | 60/40-10/5 as request |
Surface Flateness | lambda/4-lambda/10 |
CA | >90% |
Centration | <3' |
Chamfer | <0.2*45degree |
Painting | Black Edges as customer demand, and Mounted as request |
Coating | AR,BBAR,Metal Coating(Silver, Gold,Aluminum), Dielectric |