Urdu Meanings, Pronounciation and Synonyms:
Cassegrainian Telescope
(Pronunciation -تلفظ سنیۓ )
US: 
Slow
Normal
Noun: Cassegrainian Telescope
| 1. Cassegrainian Telescope [ Synonyms: gregorian telescope] | |
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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
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