High Precision and Custom Optical Windows

Telecom Optical System
Laser Optical System
Instrument Optical System
Material: |
BK7 Grade A Optical Glass |
Typical Diameter (Φmm) |
8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0, 50.8 |
Typical Thickness (mm) |
0.5, 1.0, 2.0, 3.0, 5.0, 6.0 |
Diameter Tolerance (mm) |
+/-0.2 (General), +0.0/-0.02 (High Precision) |
Thickness Tolerance (mm) |
±0.2 (General), ±0.05 (High Precision) |
Clear Aperture |
>80% (Small Size), >95% (Large Size) |
Parallelism |
3 min. (General), 3 sec. (High Precision) |
Surface Quality |
80/50 (General), 10/5 (High Precision) |
Flatness (per 25mm@633nm) |
λ(General), λ/10 (High Precision) |
Bevel (face width x 450) |
|
Coating |
Uncoated, AR, HR, PR, Coating, etc. |
(2). Custom-made windows at any size from Φ2.0mm to Φ350mm clear aperture are available.Besides round, windows at shape of square, triangular, or other shapes are also available.
(3). Thickness from 1.0mm to 50.0 mm is available upon request.
(4). 95% clear aperture is available upon request.
(5). Better bevel is available upon request.
(6). Windows with Anti-Reflective (AR), High-Reflective (HR), Partial-Reflective (PR) coating are available.
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