Borofloat Windows

Specifications:
| Diameter (Φmm) | 8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0 |
| Thickness (mm) | 1.0~50.0 |
| Diameter Tolerance (mm) | +0.0/-0.2 (General), +0.0/-0.02 (High Precision) |
| Thickness Tolerance (mm) | ±0.2 (General),±0.005 (High Precision) |
| Clear Aperture | >80% (Small Size), >95% (Large Size) |
| Parallelism | 3 min. (General), 3 sec. (High Precision) |
| Surface Quality: Scratch/Dig | 60/40 (General), 10/5 (High Precision) |
| Flatness (per 25mm@633nm) | λ/2(General), λ/10 (High Precision) |
| Bevel (face width x 450) | <0.25mm |
| Coating | Upon customer’s request |