Sapphire optical window
PRODUCT CATEGORIES
Sapphire (Al2O3) has a transmission range of 0.2-5.5um. It is an infrared optical window and substrate material with excellent performance. It is resistant to high temperature and high hardness, second only to diamond, and resistant to acid-base corrosion.
Technical parameters
| Items | Parameters |
|---|---|
| Material | Sapphire |
| Radius of curvature | ± 1mm - ± 50000mm ± 1% |
| Diameter | 3mm-300mm ± 0.1mm |
| Center thickness tolerance | ± 0.05mm (we can process to ± 0.01mm with high precision) |
| Center deviation | 3′(we can process to 30 ″with high precision) |
| Surface accuracy | λ/ 8 (high precision, we can process to 1 / 10λ) |
| Surface quality | 40/20 (we can process to 10-5 with high precision) |
| Effective caliber | ≥90% |
| Coating | According to the custom requirements |
spectral curve
In addition, We can customize the optical window according to customer requirements or drawings.
For details, please consult:
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