- Specifications: 250-400nm 39.8% ±4.0 , 400-800nm 39.8% ±2.0 , 800-2000nm 39.8% ±4.0
- Parallelism: 30 arc seconds or better
- Size: 12.5 Ø +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): 39.8 ( 0.4 OD )
$97.00
$81.00
$69.00
In Stock