GREGORIAN TELESCOPE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

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

Synonyms:

Cassegrainian telescope; Gregorian telescope

Classified under:

Nouns denoting man-made objects

Hypernyms ("Gregorian telescope" is a kind of...):

reflecting telescope; reflector (optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece)

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