1.Materical:ZnSe, Silicon, Ge, UVFS, CaF2, MgF2, KBr, ZnS, BaF2,LiF.
2.Diameter:5-600mm ,5-200mm
3.Center Partical:<3'
Port: Changchun,China
Minimum Order Quantity: 10 Piece/Pieces
Supply Ability: 10000 Piece/Pieces per Month
Payment Terms: T/T
Contact SupplierPackaging Detail: carton case
Delivery Detail: 12-30 days
Concave lense
We can produce many kinds of lense with different optical glass,and the coatings are offered.
Item | Unit | Specifications | ||
Diameter | mm | 5-600 | 5-200 | |
Diameter Tolerance | mm | +/-0.05 | ||
Thickness Tolerance | mm | +/-0.02 | ||
Center Partical | arc | <3’ | ||
Surface Quality | 20—10 | |||
Flatness | λ/10@633nm | |||
Clear Aperture | Above 90% | |||
Materical | Optical glass | ZnSe, Silicon, Ge, UVFS, CaF2, MgF2, KBr, ZnS, BaF2,LiF,quartz etc. |