- Wavelength: 420 - 700
- Operating Temperature: 23
- Parallelism: 30 arc seconds or better
- Transmission: 20+/-5%
- Reflection: R = 80 +/-5%
- Size: 50.0 √ò +0 / -0.2
- Thickness: 3 ±0.25
- Scratch-Dig: 60/40
- Clear Aperture: 45mm min
- Flatness: 1/4 wave per inch or better
- Substrate: Fused Silica
- Angle of Incidence: 45
$296.00
$255.00
$225.00
In Stock