- grating diffuser
- решетчатый [сетчатый] диффузор
Englsh-Russian aviation and space dictionary. - M.: Military publishing house USSR Ministry of Defence. edited by M. Murashkevich. 1974.
Englsh-Russian aviation and space dictionary. - M.: Military publishing house USSR Ministry of Defence. edited by M. Murashkevich. 1974.
optical device — noun a device for producing or controlling light • Hypernyms: ↑device • Hyponyms: ↑autofocus, ↑biprism, ↑camera lucida, ↑coelostat, ↑collimator, ↑diffraction grating, ↑ … Useful english dictionary
Ronchi test — In optical testing a Ronchi test is a method of determining the figure of a mirror used in telescopes and other optical devices.DescriptionDescribed in a 1922 published work by Italian physicist Vasco Ronchi, the Ronchi test is a variation of the … Wikipedia
Grille — A grille (French word from Latin craticula , small grill) is an opening of several slits side by side in a wall or metal sheet or other barrier, usually to let air or water enter and/or leave but keep larger objects including people and animals… … Wikipedia