The method of calculating the magnifying power of a reflecting telescope, illustrated by example. With a general table of all the Magnifying Powers of 12 such Telescopes, from 4 to 100 Inches focal Distance of the Great Speculum.

  • Martin, Benjamin, 1705-1782.
Date:
1771]
  • Books
  • Online

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[London, s.n., 1771]

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8p. ; 80.

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References note

ESTC T125319

Reproduction note

Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. (Eighteenth century collections online). Available via the World Wide Web. Access limited by licensing agreements.

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