WTS elliptical windows, oval windows, glass windows
Fuzhou WTS Photonics Co., Ltd. [China] 
Elliptical windows Material: BK7, fused silica Flatness: Lambda/8 Elliptical windows
Precision Elliptical Flat Mirrors are ideal for research and astronomical applications. Because of their elongated major axis, they are suited to bending and folding light at precise angles with minimum wave distortion. Multiple sizes and coating options are offered to best suit a wide range of applications
Specifications:
| Material: | BK7 or Fused silica |
| Dimension Tolerance: | +0.0, -0.1mm |
| Thickness Tolerance: | ± 0.1mm |
| Surface quality: | 60/40(Standard), 20/10(High Precision) |
| Clear Aperture: | >85% |
| Flatness: | λ(Standard), λ/8(High Precision) per 25mm@633nm |
| Parallelism: | 1' (Standard), 10" (High Precision) |
| Bevel: | <0.25mm X 45° |
| Coating: | Upon requirement |
WTS elliptical windows, oval windows, glass windows
