We could also produce with 3-300mm in diameter silicon lenses with AR coating or multi -layercoating. Coating parameters can be provided based on your inquiry
Crystal Structure | Optical Grade Silicon, Germanium,etc. |
Cleavage Plane | 111 |
Colour | Metallic lustre |
Surface Quality | 60/40 |
Coating: | Uncoated or Coated |
Type | aspherical |
Clear Aperture (%): | ≥90 |
Shape | Plano, Plano-Convex,Plano-Concave, concave-convex |
Transmission Range | 70% -95% |
Wave Range | 5um-14um |
Diameter Tolerance(mm) | ±0.10 |
Center Thickness(mm) | ±1% |
Radius (%) | <0.5% |
Focal Length Tolerance (%) | 40-20 |
Centration (Arc min) | 1' |
Dia. To Thick Ratio | 9~35:1 |
Coating (R% avg) | <1.5%@3-5um |
Usage | High Thermal Conductivity |