| Diameter Tolerance | +0/-0.005" (+0/-0.13 mm) |
| Th Tolerance | ± 0.005" (± 0.13 mm) |
| Clear Aperture | 85% |
| Parallelism | 3 arc min |
| Flatness | 1/10 wave at 10.6 microns |
| Surface Finish | 40/20 |
Amtir-1 Window
$290.00
| Diameter Tolerance | +0/-0.005" (+0/-0.13 mm) |
| Th Tolerance | ± 0.005" (± 0.13 mm) |
| Clear Aperture | 85% |
| Parallelism | 3 arc min |
| Flatness | 1/10 wave at 10.6 microns |
| Surface Finish | 40/20 |
$290.00