- Parallelism: 30 arc seconds or better
- Size: 63.5 ±0.1
- Thickness: 6.35 ±0.1
- Scratch-Dig: 60/40
- Clear Aperture: 58mm min
- Flatness: 1/2 RMS @ 633nm
- Substrate Material: Silicon
$265.00
$265.00
$265.00
In Stock: 24