optical telescopes

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• List of optical telescopes — Several hundred more observatories (many optical) are listed [http://cdsweb.u strasbg.fr/astroweb/telnotspace.html here] . Telescopes in operation or construction Telescope projects not fully funded yet ee also* for a complete list of optical… …   Wikipedia

• Some important ground-based optical telescopes — ▪ Table Some important ground based optical telescopes name aperture (metres) type observatory location date observations began Gran Telescopio Canarias 10.4 reflector Roque de los Muchachos Observatory La Palma, Canary Islands, Spain 2007 Keck I …   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

• optical — [[t]ɒ̱ptɪk(ə)l[/t]] ADJ: usu ADJ n Optical devices, processes, and effects involve or relate to vision, light, or images. ...optical telescopes. ...the optical effects of volcanic dust in the stratosphere …   English dictionary

• Optical Mechanics, Inc. — Optical Mechanics, Inc. or OMI is a high end American telescope and optics instrument manufacturer. OMI was founded in 2002 and produces observatory telescopes, Lidar telescopes, optical tube assemblies, telescope mirrors and reflective coatings… …   Wikipedia

• optical astronomy — optical astronomer. the branch of observational astronomy using telescopes to observe or photograph celestial objects in visible light. [1965 70] * * * optical astronomy, the branch of astronomy that uses telescopes for direct observation of the… …   Useful english dictionary

• Optical interferometry — combines two or more light waves in an optical instrument in such a way that interference occurs between them. Early interferometers used white light sources and also monochromatic light from atomic sources (e.g., Young s double slit experiment… …   Wikipedia

• Optical engineering — is the field of study that focuses on applications of optics. Optical engineers design components of optical instruments such as lenses, microscopes, telescopes, and other equipment that utilizes the properties of light. Other devices include… …   Wikipedia

• Optical cross section — or OCS is a value which describes the maximum amount of optical flux reflected back to the source. The standard unit of measurement is . It is dependent on the geometry and the reflectivity at a particular wavelength of an object. Optical cross… …   Wikipedia

• optical astronomy — optical astronomer. the branch of observational astronomy using telescopes to observe or photograph celestial objects in visible light. [1965 70] * * * …   Universalium

• Optical aberration — v · d · e Optical aberration …   Wikipedia