Sapphire Windows
Sapphire window is made from synthetic sapphire and can be made much thinner than BK7 windows. It is highly durable with a wide transmission range. Sapphire window is best suited for scratch resistance application that requires better transmission over a wide range spectrum.
We are capable to provide wide variety of Sapphire windows include A-plane and R-Plane sapphire windows.
Main Specifications
| High Precision | Standard Precision |
Material | Sapphire | |
Diameter Tolerance | +0/-0.10mm | |
Thickness Tolerance | �0.10mm | |
Clear Aperture | > 85% | |
Flatness (@633nm) | l /4 | 1 l per 25mm |
Parallelism | <30 arc seconds | <1 arc minute |
Surface Quality (S/D) | 40/20 | 60/40 |
Bevel | 0.25mm x 45 | |
Coating | Available upon request | |
Standard Products
Part No. | Diameter (mm) | Thickness (mm) |
WIN-4101 | 8.0 | 0.5 |
WIN-4102 | 12.7 | 1.0 |
WIN-4103 | 20.0 | 2.0 |
WIN-4104 | 25.4 | 1.0 |
WIN-4105 | 25.4 | 2.0 |
WIN-4106 | 30.0 | 2.0 |