Production name | Bi-Concave Lens |
Material | K9,JGS1,CaF2,Si,Ge ,ZnSe. |
Focal Distance | ±5mm~±1000mm±1% |
Size | 1mm-300mm±0.1mm |
Thickness tolerance | ±0.1mm |
Surface Shape | λ/10 ~λ/2 |
Finish | 10/5-80/50 |
Eccentricity | <3 arc min |
Clear Aperture | >90% |
Inverted | <0.2mm*4.5° |
Coating | AR Coating or Customer Design |