tube focal area

tube focal area
площадь фокуса (рентгеновской) трубки

Англо-русский словарь терминов металлургии и сварки. 2011.

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  • focal spot — noun : the small area of the target of an X ray tube on which the cathode rays are focused …   Useful english dictionary

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  • BTA-6 — Infobox Telescope bgcolour = name = BTA 6 caption = BTA 6 as seen from in front of the main entrance organization = SAO location = near Mt. Pastukhova, Russia wavelength = 0.3 to 10 μM built = First light 1975 website = http://w0.sao.ru/Doc… …   Wikipedia

  • telescope — /tel euh skohp /, n., adj., v., telescoped, telescoping. n. 1. an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens… …   Universalium

  • optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… …   Universalium

  • photography, technology of — Introduction       equipment, techniques, and processes used in the production of photographs.  The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …   Universalium

  • microscope — /muy kreuh skohp /, n. 1. an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. 2. (cap.) Astron. the… …   Universalium

  • nervous system disease — Introduction       any of the diseases or disorders that affect the functioning of the human nervous system (nervous system, human). Everything that humans sense, consider, and effect and all the unlearned reflexes of the body depend on the… …   Universalium


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