- short-focal length telescope
- телескоп с короткофокусным расстоянием
Большой англо-русский и русско-английский словарь. 2001.
short-focal length telescope
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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
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
astronomical telescope — noun any telescope designed to collect and record electromagnetic radiation from cosmic sources • Hypernyms: ↑telescope, ↑scope • Hyponyms: ↑optical telescope, ↑radio telescope, ↑radio reflector * * * noun : a telesco … Useful english dictionary
Vatican Advanced Technology Telescope — Infobox Settlement official name = VATT pushpin subdivision type = Country subdivision name = USA latd = 32 | latm = 42 | lats = 4.78 | latNS = N longd = 109 | longm = 53 | longs = 32.54 | longEW = W elevation m = 3178 website = The Vatican… … Wikipedia
astronomical telescope — a telescope having an objective with a long focal length and an eyepiece with a short focal length, usually used for observing celestial bodies. Also called Kepler telescope. [1880 85] * * * … Universalium
Galilean telescope — a refracting telescope that forms an erect image, consisting of an objective of relatively long focal length that causes light rays to converge and an eyepiece of short focal length that causes them to diverge. [1715 25] * * * instrument… … Universalium
Dobsonian telescope — A Dobsonian telescope on display at Stellafane in the early 1980s A Dobsonian telescope is an alt azimuth mounted newtonian telescope design popularized by the amateur astronomer John Dobson starting in the 1960s. Dobson s telescopes featured a… … 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
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
Newtonian telescope — The Newtonian telescope is a type of reflecting telescope invented by the British scientist Sir Isaac Newton (1642–1727), using a concave primary mirror and a flat diagonal secondary mirror. Newton’s first reflecting telescope was completed in… … Wikipedia
Schmidt-Cassegrain telescope — The Schmidt Cassegrain is a catadioptric telescope. It combines a folded optical path with a corrector plate to make a compact astronomical instrument. Invention and DesignThe Schmidt Cassegrain is a design based on Bernhard Schmidt s Schmidt… … Wikipedia
