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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 |
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Established in 2001 and located in the city of Qingdao, China. Crystech Inc. is a global supplier of Alexandrite, KTP, RTP and E-O Q-Switch, YAG crystals, Laser Optics and more.
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© 2022 Crystech Inc.
E-mail: sales@crystech.com
