- Specifications: 250-400nm 63.0% ±6.0 , 400-800nm 63.0% ±2.0 , 800-2000nm 63.0% ±6.0
- Parallelism: 30 arc seconds or better
- Size: 50.0 x 50.0 +0.0 / -0.2
- Thickness: 1.50 ±0.5
- Scratch-Dig: 80/50
- Clear Aperture: 90%
- Flatness: 0.25 per inch or better
- Substrate: Quartz
- Angle of Incidence: 0
- %T (Optical Density): 63.0 ( 0.2 OD )
$244.00
$205.00
$173.00
In Stock