6650-14-325-7519

1991 8465-14-371-2471 Laser Protective Goggles Case E2RNCC: 5 | RNVC: 9 | DAC: 5 5 Aug 1981 6650-14-325-7519

6650-14-561-7348 6650145617348 145617348 is an item fabricated of a special glass or other suitable material for the purpose of transmitting electromagnetic radiation having wavelengths greater than those of microwaves and blocking all other wavelengths of light. it is designed to fit into the aperture of a suitable light source or detector. excludes filter, ultraviolet light.

1240-14-444-9150 1240144449150 144449150 is a light transmitting item consisting of a transparent, flat glass body having two plane-parallel surfaces, either with only nonabsorbing dielectric coatings or absorbing and nonabsorbing coatings of a thickness nearly equivalent to the wavelength of the transmitted light. interference begins at the thin bordering surfaces of the coatings, the penetrating light waves being superimposed on the reflected light waves. the item can be installed in various optical insturments, to serve as an eye protecting device.

Jan 1973 5855-14-297-6798 Infrared Light Filter 0B2-01-70RNCC: 3 | RNVC: 2 | DAC: 2 1 Jan 1973 6650-14-325-7519