Loading Port:China Main Port
Payment Terms:TT or LC
Min Order Qty:-
Supply Capability:1000 Pieces per Day week pc/month
Introduction of BK7 Optical Lens
Our standard lens has the following specifications:
Material: grade A BK7, fused silica, sapphire, or CaF2
Diameter tolerance: +0.0, -0.12mm
Paraxial focal length tolerance: ±2%
Centralization: 3arcmin
Clear aperture: >85%
Surface figure: 1/2 at 632.8nm!
