Reference Entry

paraboloid

Edited by Ian Ridpath

in A Dictionary of Astronomy

Third edition


Published online February 2018 | e-ISBN: 9780191851193

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A surface swept out by a parabola rotated 360° about its axis. The main mirrors in large telescopes are usually paraboloidal in cross-section, since such mirrors are free from ...

Reference Entry.  33 words. 

Subjects: Astronomy and Astrophysics ; Astronomical Instrumentation, Methods, and Techniques ; Galaxies

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