| Material | Corning 7980,Corning 7979,Corning 8655 ,BK7 ,Fused silica, Ge,Si,CaF2, ZnSe,ZnS,BaF2,MgF2,LiF, Corning Eagle XG,,sapphire.JGS1,JGS2,JGS3 |
| Diameter | 0.2-300mm |
| Diameter Tolerance | ±0.01 mm(as per your need) |
| Center Thickness Tolerance | ±0.01mm(as per your need ) |
| Surface Quality | 80/50,60/40,40/20,10/20 |
| Clear Aperture | >90% |
| parallelism | +/-30'' |
| Coating | Custom,AR coating,BBAR coating, DLC coating, AF/AS coating,Hydrophobic Coating, ITO/FTO coating. AR+AF/AS coating,AR+DLC coating,ITO/FTO+AR coating |
| Bevel | 0.1~0.3mm x 45 degree |
