English
Detailed Synonyms for Cassegrainian telescope in English
Cassegrainian telescope:
Cassegrainian telescope [the ~] noun
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the Cassegrainian telescope
– 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 1the Cassegrainian telescope; the Gregorian telescope– 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 1