telescope light-gathering power

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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

• light-grasp — ˈ ̷ ̷ˌ ̷ ̷ noun : the light gathering power of a telescope …   Useful english dictionary

• light — light1 lightful, adj. lightfully, adv. /luyt/, n., adj., lighter, lightest, v., lighted or lit, lighting. n. 1. something that makes things visible or affords illumination: All colors depend on light. 2. Physics …   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

• 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

• 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

• 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

• Anna L. Nickel telescope — The Anna L. Nickel telescope is a 1 meter reflecting telescope located at Lick Observatory in the U.S. state of California. The smaller dome on the main building at Lick had originally held the second hand 12 inch Clark refracting telescope, the… …   Wikipedia

• Multiple Mirror Telescope — Astron. a reflecting telescope on Mount Hopkins, in Arizona, that features six computer linked mirrors set on a single mount. Abbr.: MMT * * * ▪ instrument       one of the world s largest astronomical telescopes, located on top of 2,600 metre (8 …   Universalium

• Overwhelmingly Large Telescope — Organization European Southern Observatory Wavelength In …   Wikipedia

• Giant Magellan Telescope — Infobox Telescope bgcolour= name=Giant Magellan Telescope caption=Artwork of Giant Magellan Telescope organization=GMT Consortium location=Las Campanas Observatory, Chile coords=coord|29|01.7|S|70|41.15|W|display=inline,title|region:CL AT… …   Wikipedia