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prism binoculars

См. также в других словарях:

  • prism binoculars — prism binoculars, binoculars in which two pairs of triangular prisms are introduced to shorten the length of the apparatus and form an erect image …   Useful english dictionary

  • prism binoculars — prizminiai žiūronai statusas T sritis fizika atitikmenys: angl. prism binoculars; prismatic binoculars vok. Prismenfeldstecher, m; Prismengläser, n rus. призматический бинокль, m pranc. jumelles à prismes, f …   Fizikos terminų žodynas

  • 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

  • prism binocular — Usually, prism binoculars. Optics. binocular (def. 1). * * * …   Universalium

  • prism binocular — noun : a binocular with shortened telescopic tubes in each of which light rays entering through the objective lens are reflected by two Porro prisms before passing through the eyepiece where finally an erect virtual image is formed often used in… …   Useful english dictionary

  • prism — /priz euhm/, n. 1. Optics. a transparent solid body, often having triangular bases, used for dispersing light into a spectrum or for reflecting rays of light. 2. Geom. a solid having bases or ends that are parallel, congruent polygons and sides… …   Universalium

  • Prism (optics) — For other uses, see Prism (disambiguation). A plastic prism In optics, a prism is a transparent optical element with flat, polished surfaces that refract light. The exact angles between the surfaces depend on the application. The traditional… …   Wikipedia

  • roof prism — noun : a glass prism used in an optical range finder and other instruments that performs the double function of changing the direction of the light rays by 90 degrees and reversing the image right to left compare porro prism * * * Optics. See… …   Useful english dictionary

  • prismatic binoculars — prizminiai žiūronai statusas T sritis fizika atitikmenys: angl. prism binoculars; prismatic binoculars vok. Prismenfeldstecher, m; Prismengläser, n rus. призматический бинокль, m pranc. jumelles à prismes, f …   Fizikos terminų žodynas

  • Schmidt-Pechan prism — A Schmidt Pechan prism is a type of optical prism used to rotate an image by 180°. They are commonly used in binoculars as an image erecting system . Compared to binoculars using a Porro prism or Abbe Koenig a binoculars using a Schmidt Pechan… …   Wikipedia

  • Porro prism — In optics, a Porro prism, named for its inventor Ignazio Porro, is a type of reflection prism used in optical instruments to alter the orientation of an image.It consists of a block of glass shaped as a right geometric prism with right angled… …   Wikipedia

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