- Wavelength: BBAR
- Parallelism: <3 arc minutes
- Transmission: 86%
- Size: 25.0 +0.0 / -0.2
- Thickness: 1.0 ±0.2
- Scratch-Dig: 80/50
- Clear Aperture: 90% of OD
- Flatness: 5 or better at of Interest
$263.00
$239.00
$224.00
In Stock