- Newtonian reflector
- nounreflecting telescope in which the image is viewed through an eyepiece perpendicular to main axis• Syn: ↑Newtonian telescope• Hypernyms: ↑reflecting telescope, ↑reflector
Useful english dictionary. 2012.
Newtonian reflector
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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
Newtonian telescope — noun reflecting telescope in which the image is viewed through an eyepiece perpendicular to main axis • Syn: ↑Newtonian reflector • Hypernyms: ↑reflecting telescope, ↑reflector … Useful english dictionary
reflector — Synonyms and related words: Cassegrainian telescope, Newtonian telescope, OAO, OSO, astronomical observatory, astronomical telescope, cheval glass, coelostat, concave mirror, convex mirror, coronagraph, coronograph, distorting mirror, glass, hand … Moby Thesaurus
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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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Amateur telescope making — The field of amateur telescope making is considered an offshoot of the amateur astronomy community. Amateur telescope makers (sometimes called ATMs), as their name implies, are not paid professionals. They build their telescopes for the enjoyment … Wikipedia
Mills Observatory — Location … 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
