- Specifications: 250-400nm 10.0% ±3.5 , 400-800nm 10.0% ±1.0 , 800-2000nm 10.0% ±3.5
- 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): 10% ( 1.0 OD )
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In Stock