- Wavelength: 239.0 ±3
- Emission Line: N/A
- Parallelism: Commercial
- Bandwidth (FWHM): 25.0 ±5 nm
- Transmission: 20%
- Blocking: 1x10-4 avg. X-Ray to FIR
- Reflection: N/A
- Size: 50.0 Ø +0 / -0.25
- Thickness: 1.5 ±0.25
- Scratch-Dig: 80/50
- Clear Aperture: 45mm Ø min
- Flatness: Commercial
- Filter Type: 8
- Substrate Material: Quartz
$656.00
$597.00
$531.00
In Stock