1. Small order is available
2. High accuracy
3. Size:1-250mm
4. Min.thickness=90um
5. Short lead time
Sapphire Windows
Single crystal sapphire possesses a unique combination of excellent optical, physical and chemical properties. The hardest of the oxide crystals, sapphire retains its high strength at high temperatures, has good thermal properties and excellent transparency.
Parameters
Items | Specification |
Diameter (Φmm) | 1.0~250.00 |
Thickness (mm) | ≥0.09 |
Diameter Tolerance (mm) | ±0.05 |
Thickness Tolerance (mm) | ±0.02 |
Clear Aperture | >95% |
Parallelism | 10 sec. |
Surface Quality | 10/5 |
Flatness (per 25mm@633nm) | λ/4@any 25.4mm area |
Bevel (face width x 45°) | <0.25mm |
Coating | Uncoated, AR, HR, etc. |
Note for sapphire window:
(1). Custom-made sapphire windows at any size from Φ1.0mm to Φ250mm clear aperture are available.
Besides round, sapphire windows at shape of recangular, wedge, step windows or other shapes are available.
(2). Thickness from 0.09mm to 75.0 mm is available upon request.
(3). 100% clear aperture is available upon request.
(4). Sharp edge is available upon request.
(5). Sapphire windows with Anti-Reflective(AR), High-Reflective(HR), Partial-Reflective(PR) coating are available.
