circular diaphragm

circular diaphragm
Медицина: круглая диафрагма

Универсальный англо-русский словарь. . 2011.

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Смотреть что такое "circular diaphragm" в других словарях:

  • Diaphragm — Di a*phragm, n. [L. diaphragma, Gr. ?, fr. ? to fence by a partition wall; dia through + ?, ?, to fence, inclose; prob. akin to L. fareire to stuff: cf. F. diaphragme. See {Farce}.] 1. A dividing membrane or thin partition, commonly with an… …   The Collaborative International Dictionary of English

  • Diaphragm pump — Diaphragm Di a*phragm, n. [L. diaphragma, Gr. ?, fr. ? to fence by a partition wall; dia through + ?, ?, to fence, inclose; prob. akin to L. fareire to stuff: cf. F. diaphragme. See {Farce}.] 1. A dividing membrane or thin partition, commonly… …   The Collaborative International Dictionary of English

  • Diaphragm (optics) — A 35 mm lens set to f/8; the diameter of the seven sided entrance pupil, the virtual image of the opening in the iris diaphragm, is 4.375 mm In optics, a diaphragm is a thin opaque structure with an opening (aperture) at its center. The role of… …   Wikipedia

  • diaphragm — [[t]da͟ɪ͟əfræm[/t]] diaphragms 1) N COUNT Your diaphragm is a muscle between your lungs and your stomach. It is used when you breathe. 2) N COUNT A diaphragm is a circular rubber contraceptive device that a woman places inside her vagina …   English dictionary

  • diaphragm — /ˈdaɪəfræm / (say duyuhfram) noun 1. Anatomy a. a muscular, membranous or ligamentous wall separating two cavities or limiting a cavity. b. the partition separating the thoracic cavity from the abdominal cavity in mammals. 2. Physical Chemistry,… …  

  • diaphragm — a membrane between two chambers of the gas bladder which can be opened and closed by circular and radial muscles. Found in physoclist q.v. fishes but not Cyprinidae …   Dictionary of ichthyology

  • Iris diaphragm — I ris di a*phragm An adjustable diaphragm, reminiscent of the iris of the eye in its action, by which the diameter of an approximately circular opening may be controlled, as for regulating the aperture of a lens; it consists of a number of… …   The Collaborative International Dictionary of English

  • Loudspeaker — For other uses, see Loudspeaker (disambiguation). An inexpensive, low fidelity 3½ inch speaker, typically found in small radios …   Wikipedia

  • Superzoom — The term hyperzoom or superzoom is used to advertise photographic zoom lenses with unconventionally large focal length factors, typically more than 4× and ranging up to 15×, e.g., 35 mm to 350 mm. The largest ratio for digital SLR cameras is held …   Wikipedia

  • iris — /uy ris/, n., pl. irises, irides /ir i deez , uy ri /, v. n. 1. Anat. the contractile, circular diaphragm forming the colored portion of the eye and containing a circular opening, the pupil, in its center. See diag. under eye. 2. Bot. any plant… …   Universalium

  • iris — /ˈaɪrəs / (say uyruhs) noun (plural irises or irides /ˈaɪrədiz / (say uyruhdeez)) 1. Anatomy the contractile circular diaphragm forming the coloured portion of the eye and containing a circular opening (the pupil) in its centre. 2. Botany a. a… …  


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