1.Material: BK7
2.Surface Quality:60/40
3.Surface Flatness:1/4 lamda
Minimum Order Quantity: 10 Piece/Pieces
Supply Ability: 1000 Piece/Pieces per Week
Payment Terms: T/T
Contact SupplierPackaging Detail: carton box
Delivery Detail: 15-30days
Specifications:
Materical | BK7 or other optical glass |
Angle tolerance | 5''-3' |
Surface quality | 85/50,60/40,40/20,20/10,10/5 |
Angle accuracy | <10 arc sec |
Dimension tolerance | +/0.01mm-0.3mm |
flatness | 1/4@633nm |
Clear aperture | >90% |
Bevel | 0.1mm-0.5mm |
coating | Uncoated, AR, HR, PR coating, etc |