WELCOME TO CRYSTECH INC.
Copyright©2018 Crystech. All Rights Reserved Powered by www.300.cn 鲁ICP备10008012号-1
Copyright©2018 Crystech. All Rights Reserved Technical Powered by www.300.cn 鲁ICP备10008012号-1
Product description
CRYSTECH has more than 10 years of experience in Optics manufacturing, and we have experienced coating engineers and advanced coating machines.
CRYSTECH offers different degree of precision windows from various materials including Fused Silica, Bk7, CaF2, Sapphire, etc. Our controlled manufacturing process provide low transmitted wavefront distortion, high parallelism, low scatter, and high laser damage resistance.
Specifications
| Material | Fused Silica, Bk7, CaF2, Sapphire |
| Dimension Tolerance | +0.0/-0.2mm |
| Thickness Tolerance | ±0.2mm |
|
Surface Quality |
Standard: 60/40 |
| High Precision: 20/10 | |
| Clear Aperture | >90% |
|
Wavefront Distortion |
Standard: <λ/4 @ 633nm per 25.4mm |
| High Precision: <λ/10 @ 633nm per 25.4mm | |
|
Parallelism |
Standard:<1 arc minute |
| High Precision:<10 arc seconds | |
| Chamfer | Protected<0.5mmx45° |
| Coating | upon request |
Standard Product
| Code | φ (mm) | T (mm) |
| WIN.D12701 | 12.7 | 1.0 |
| WIN.D12703 | 12.7 | 3.0 |
| WIN.D12706 | 12.7 | 6.0 |
| WIN.D20003 | 20.0 | 3.0 |
| WIN.D20005 | 20.0 | 5.0 |
| WIN.D25002 | 25.0 | 2.0 |
| WIN.D25003 | 25.0 | 3.0 |
| WIN.D25402 | 25.4 | 2.0 |
| WIN.D25405 | 25.4 | 5.0 |
| WIN.D25406 | 25.4 | 6.0 |
| WIN.D30003 | 30.0 | 3.0 |
| WIN.D38004 | 38.0 | 4.0 |
| WIN.D50003 | 50.0 | 3.0 |