- Specifications: 250-400nm 0.01% ±0.008 , 400-800nm 0.01% +0.01/-0.008 , 800-2000nm 0.01% (nominal)
- Parallelism: 30 arc seconds or better
- Size: 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): -
$272.00
$228.00
$193.00
In Stock