- Wavelength: 656.3 ±1.2
- Emission Line: N/A
- Parallelism: 30 arc seconds or better
- Bandwidth (FWHM): 7.0 ±1.0 nm
- Transmission: >92%
- Blocking: 1x10-4 avg. 200-1200nm
- Size: 31.0 ¯ +0 / -0.25
- Thickness: 10.0 ±nom
- Scratch-Dig: 60/40
- Flatness: 0.25 per inch or better
- Substrate Material: BK-7/B270
- Wavelength Range: N/A
- Transmitted Wavefront: N/A
$306.00
$291.00
$275.00
In Stock