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reflection telescope

См. также в других словарях:

  • 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

  • telescope — I. noun Usage: often attributive Etymology: New Latin telescopium, from Greek tēleskopos farseeing, from tēle tele + skopos watcher; akin to Greek skopein to look more at spy Date: 1648 1. a usually tubular optical instrument for viewing distant… …   New Collegiate Dictionary

  • telescope —    , telescopic lens    A telescope is an optical device for viewing directly or photographically distant subjects by making them look larger and nearer. A telescope is usually cylindrical, gathering visible light by means of the refraction… …   Glossary of Art Terms

  • 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

  • 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

  • Very Large Telescope — VLT redirects here. For other uses, see VLT (disambiguation). Very Large Telescope The four Unit Telescopes that form the VLT together with th …   Wikipedia

  • Refracting telescope — A refracting or refractor telescope is a dioptric telescope that uses a lens as its objective to form an image. The refracting telescope design was originally used in spy glasses and astronomical telescopes but is also used in other devices such… …   Wikipedia

  • Reflecting telescope — Reflecting Re*flect ing, a. 1. Throwing back light, heat, etc., as a mirror or other surface. [1913 Webster] 2. Given to reflection or serious consideration; reflective; contemplative; as, a reflecting mind. [1913 Webster] {Reflecting circle}, an …   The Collaborative International Dictionary of English

  • Schmidt telescope — a wide angle reflecting telescope used primarily for astronomical photography, in which spherical aberration and coma are reduced to a minimum by means of a spherical mirror with a corrector plate near its focus. Also called Schmidt reflector.… …   Universalium

  • Diffraction spike — Diffraction spikes from various stars seen on image taken by HST Diffraction spikes are lines radiating from bright light sources in reflecting telescope images. They are artifacts caused by light diffracting around the support vanes of the… …   Wikipedia

  • Optics — For the book by Sir Isaac Newton, see Opticks. Optical redirects here. For the musical artist, see Optical (artist). Optics includes study of dispersion of light. Optics is the branch of …   Wikipedia

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