- light refractor
- преломитель светового луча
English-Russian dictionary of telecommunications and their abbreviations. A.V. Alexandrov.. 2004.
light refractor
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Refractor — Re*fract or (r? fr?kt ?r), n. Anything that refracts; specifically: (Opt.) A refracting telescope, in which the image to be viewed is formed by the refraction of light in passing through a convex lens. [1913 Webster] … The Collaborative International Dictionary of English
refractor — noun a) A refracting telescope. b) anything which refracts light, heat or sound … Wiktionary
Palmerston Boulevard — is a residential street located in the city of Toronto, Ontario, Canada. The Boulevard s well co ordinated nature lends it its charm. Bounded by stone and iron gates both at Bloor Street and College Street, lined by symmetrically placed cast iron … Wikipedia
Cosmic distance ladder — * Light green boxes: Technique applicable to star forming galaxies. * Light blue boxes: Technique applicable to Population II galaxies. * Light Purple boxes: Geometric distance technique. * Light Red box: The planetary nebula luminosity function… … Wikipedia
History of street lighting in the United States — The use of street lighting was first recorded in the Arab Empire from the 9th 10th centuries, [Fielding H. Garrison, History of Medicine :quote| The Saracens themselves were the originators not only of algebra, chemistry, and geology, but of many … 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
Optical telescope — Eight Inch refracting telescope (Chabot Space and Science Center) An optical telescope is a telescope which is used to gather and focus light mainly from the visible part of the electromagnetic spectrum for directly viewing a magnified image for… … Wikipedia
History of the telescope — The earliest known working telescopes appeared in 1608 and are credited to Hans Lippershey and Zacharias Janssen, spectacle makers in Middelburg, and Jacob Metius of Alkmaar. The design of these early refracting telescopes consisted of a convex… … Wikipedia
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Barnard's Star — The location of Barnard s Star Observation data Epoch J2000.0 Equinox J2000.0 … Wikipedia
