Midwest Optical Bi660 Dark Red Interference Bandpass Filter, 650-665nm Range
Bi660 filters are recommended for use with dark red laser diodes and LED lighting operating in the 660-670nm range, in situations where ambient light can be overwhelming or separation from other red lighting wavelengths is needed.
- Useful Range : 650-665nm
- FWHM : 28nm
- Tolerance : +/- 5nm
- Peak Transmission : ≥88%
- Surface Quality : 40/20
Note: Midwest Optical filters are considered to be special order items and are thus not returnable.