Warranty | 3 years | Certification | ISO9001 |
Customized support | OEM | Place of Origin | Shaanxi, China |
Brand Name | SIPING | Usage | Optical |
Structure | Plano-convex lens | Shape | Spherical lens |
Product name | Bi-concave lens | Material | N-BK7,Quartz, Sapphire, CaF2 |
Diameter &Tolerance | 1.0-600u00b10.02mm | Thickness &Tolerance | 0.5-50u00b10.02mm |
Centration | 30 arc sec | Surface Quality | 20-10 |
Clear Aperture | >90% | Accuracy | 1/10Lambda |
Coating | AR coatimg/ Reflective coating/ Dichroic film |