cassegrainian reflector
1Cassegrainian telescope — noun a reflecting telescope that has a paraboloidal primary mirror and a hyperboloidal secondary mirror; light is brought to a focus through an aperture in the center of the primary mirror • Syn: ↑Gregorian telescope • Hypernyms: ↑reflecting… …
2reflector — 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 …
3Apollo Observatory — Infobox Observatory name = Apollo Observatory caption = organization = Miami Valley Astronomical Society location = Dayton, OH coords = altitude = weather = established = closed = website= [http://www.mvas.org/facilities.html] telescope1 name =… …
4telescope — /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… …
5reflecting telescope — noun optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece Isaac Newton invented the reflecting telescope in 1668 • Syn: ↑reflector • Hypernyms: ↑optical telescope • Hyponyms: ↑Cassegrai …
6observatory — Synonyms and related words: Cassegrainian telescope, Newtonian telescope, OAO, OSO, Texas tower, astronomical observatory, astronomical telescope, beacon, belvedere, bleachers, bridge, coelostat, conning tower, coronagraph, coronograph, gallery,… …
7planetarium — Synonyms and related words: Cassegrainian telescope, Newtonian telescope, OAO, OSO, astronomical observatory, astronomical telescope, coelostat, coronagraph, coronograph, heliostat, observatory, orrery, radar telescope, radio observatory, radio… …
8refractor — Synonyms and related words: Cassegrainian telescope, Newtonian telescope, OAO, OSO, astronomical observatory, astronomical telescope, coelostat, coronagraph, coronograph, heliostat, observatory, orrery, planetarium, radar telescope, radio… …
9spectrograph — Synonyms and related words: Cassegrainian telescope, Newtonian telescope, OAO, OSO, astronomical observatory, astronomical telescope, coelostat, coronagraph, coronograph, heliostat, observatory, orrery, planetarium, radar telescope, radio… …
10spectroscope — Synonyms and related words: Cassegrainian telescope, Newtonian telescope, OAO, OSO, astronomical observatory, astronomical telescope, chromatoscope, coelostat, coronagraph, coronograph, heliostat, kaleidoscope, observatory, orrery, oscilloscope,… …
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