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Applied Optics

Applied Optics


  • Vol. 5, Iss. 5 — May. 1, 1966
  • pp: 717–718

Null Test for Wright Telescope Mirrors

Edgar Everhart  »View Author Affiliations

Applied Optics, Vol. 5, Issue 5, pp. 717-718 (1966)

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The Wright telescope is a variation of the Schmidt design which uses a corrector plate at the focus and whose primary mirror is an oblate spheroid. A null test for the mirror is described, which is a modification of the Foucault test, and which makes use of the properties of a particular reference ellipse.

© 1966 Optical Society of America

Original Manuscript: September 21, 1965
Published: May 1, 1966

Edgar Everhart, "Null Test for Wright Telescope Mirrors," Appl. Opt. 5, 717-718 (1966)

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  1. F. B. Wright, Publ. Astron. Soc. Pacific 47, 300 (1935); Amateur Telescope Making—Advanced (Scientific American, Inc., New York, 1952), pp. 401–409; see also Y. Väisälä, Astroni Nachr. 259, 198 (1936). [CrossRef]
  2. E. H. Linfoot, Recent Advances in Optics (Oxford University Press, London, 1955), pp. 272–274.

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