A light filter which reduces the intensity of the light without changing the relative spectral distribution of the energy.
NSN 6110-01-459-7709
NSN 5895-00-402-7936
NSN 5975-00-372-6265
NSN 6645-00-739-6718
NSN 6130-01-613-0320
NSN 6220-00-450-4356
NSN 6150-01-209-3307
NSN 5935-01-004-1541
NSN 5998-01-561-2813
NSN 5996-00-613-1761
NSN 6130-01-142-2698
NSN 6685-01-180-4719