
- Emission Line: FIR Broadband, N-Band
- Parallelism: < 10 arc minutes
- Bandwidth (FWHM): 4000 ±500 nm
- Transmission: > 80 % Ave
- Blocking: < 0.1 % (avg) UV to 17 microns
- Size: 25.0 ¯ +0.0 / -0.2
- Thickness: 1.0 ±0.2
- Scratch-Dig: 80/50
- Clear Aperture: 22mm dia.
- Flatness: 5 or better at of Interest
- Filter Type: -
- Substrate Material: Ge
$868.00
$746.00
$660.00
In Stock