- Wavelength: 656.3 ±0.1
- Emission Line: N/A
- Operating Temperature: 23.0
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 0.7
- Minimum Transmission: 50%
- Blocking: 1 x 10-4 avg. X-Ray to 1200nm
- Size: 50.0 Ø +0 / -0.25
- Thickness: 7.0 +0 / -nom
- Scratch-Dig: 60/40
- Clear Aperture: 45mm Ø min
- Flatness: 0.1 per inch or better
- Effective Refractive Index: N/A
- Filter Type: 2
$1,946.75
$1,946.75
$1,946.75
In Stock: 1