- Parallelism: 1 minute or better
- Minimum Transmission: 91% Avg from 660nm to 1300nm
- Blocking: OD4 (avg) 200nm -> 637nm
- Size: 50.0 x 50.0 +0 / -0.2
- Thickness: 1.5 ±0.25
- Scratch-Dig: 60/40
- Clear Aperture: 95% of OD
- Flatness: λ/4 per inch or better
- Substrate: Quartz
- Substrate Material: Quartz
- Angle of Incidence: 0
- 50% Cut-on Wavelength: 650
$535.00
$449.00
$380.00
In Stock