collimating aperture

collimating aperture
коллимирующая диафрагма

The New English-Russian Dictionary of Radio-electronics. . 2005.

Игры ⚽ Поможем решить контрольную работу

Смотреть что такое "collimating aperture" в других словарях:

  • Diffraction — Computer generated intensity pattern formed on a screen by diffraction from a square aperture …   Wikipedia

  • Fraunhofer diffraction — In optics, Fraunhofer diffraction is a form of wave diffraction, which occurs when field waves are passed through an aperture or slit, causing only the size of an observed aperture image to change Hecht, E. (1987) , p396 Definition of Fraunhofer… …   Wikipedia

  • Reflecting telescope — 24 inch convertible Newtonian/Cassegrain reflecting telescope on display at the Franklin Institute. A reflecting telescope (also called a reflector) is an optical telescope which uses a single or combination of curved mirrors that reflect light… …   Wikipedia

  • Meade Instruments — For other uses, see Meade (disambiguation). Meade Instruments Corporation Type Public (NASDAQ: MEAD) Founded 1972 …   Wikipedia

  • Binoculars — Binocular telescopes, or binoculars (also known as field glasses), are two identical or mirror symmetrical telescopes mounted side by side and aligned to point accurately in the same direction, allowing the viewer to use both eyes (binocular… …   Wikipedia

  • telecommunications media — Introduction       equipment and systems metal wire, terrestrial and satellite radio, and optical fibre employed in the transmission of electromagnetic signals. Transmission media and the problem of signal degradation       Every… …   Universalium

  • useful beam — in radiology, that part of the primary radiation that is permitted to emerge from the tubehead assembly of an x ray machine, as limited by the tubehead aperture or port and accessory collimating devices …   Medical dictionary


Поделиться ссылкой на выделенное

Прямая ссылка:
Нажмите правой клавишей мыши и выберите «Копировать ссылку»