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... > Observational astronomy > Astronomical instrumentation > Telescopes > Optical telescopes > Reflecting telescopes > Cassegrain telescopes > Ritchey-Chrétien telescopes

Preferred term

Ritchey-Chrétien telescopes  

Definition

  • A type of Cassegrain telescope in which the primary mirror is a hyperboloid. It is designed to eliminate coma and spherical aberration, thus providing a relatively large field of view as compared to a more conventional configuration. (en)

Broader concept

Entry terms

  • Ritchey-Chretien telescopes (en)

Contributor

Editorial note

URI

http://astrothesaurus.org/uat/1403

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