- Parallelism: 0.5 arc minutes or better
- Size: 0.500 +0.0 / -0.005
- Thickness: 0.125 ±0.002
- Scratch-Dig: 40/20
- Clear Aperture: 0.400
- Flatness: 0.25 pwr, 0.25 irreg. @ 632.8nm
- Substrate Material: Zinc Selenide
$272.00
$272.00
$272.00
In Stock: 28