Meaning Of The Word Gregorian telescope

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Gregorian telescope Meaning

Gregorian telescope Definition
Gregorian telescope Definition

What's The Definition Of Gregorian telescope?

Gregorian telescope in American English
noun: a telescope similar in design to the Cassegrainian telescope but less widely used

Gregorian telescope in British English
noun: a form of reflecting astronomical telescope with a concave ellipsoidal secondary mirror and the eyepiece set behind the centre of the parabolic primary mirror

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