A light filter which reduces the intensity of the light without changing the relative spectral distribution of the energy.
NSN 6645-01-408-4576
NSN 5935-01-158-4710
NSN 5925-01-111-1316
NSN 5990-01-473-4314
NSN 5960-00-485-0601
NSN 6130-01-322-6173
NSN 5895-01-505-2452
NSN 6110-01-633-9660
NSN 5985-01-380-5245
NSN 5996-00-406-9935
NSN 2925-01-643-8395
NSN 5925-00-902-3240