CASIX offers a wide range of materials and degrees of precision windows. Special materials are available upon request.
Different types of coating can be applied to the windows as the application for Laser mirrors, beamsplitters etc. Please refer to the page 48 for more information on coatings.
Normal Windows
Capability:
Attribute | Commercial | High Precision |
Material | N-BK7, UV grade Fused Silica and other optical glass | |
Diameter Tolerance | ±0.1mm | ±0.05mm |
Thickness Tolerance | ±0.1mm | ±0.01mm |
Parallelism | <1 arc minute | <10 arc seconds |
Surface Quality | 40-20 | 10-5 |
Wavefront Distortion | λ/4 per 25mm@632.8nm | λ/10 per 25mm@632.8nm |