Brass Cassegrain reflecting telescope of 3 inch aperture, with altazimuth mount, stand and accessories

Made:: 1790-1835 in London

maker:: James Watson

Brass Cassegrain reflecting telescope of 3 inch aperture, with altazimuth mount, stand and accessories

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Brass Cassegrain reflecting telescope of 3 inch apertureby James Watson, London with altazimuth mount on a claw foot stand. Acessories include, a finder telescope, 2 eyepieces and a tin box for the speculum mirror.

Details

Category:: Astronomy

Object Number:: 1921-576

Materials:: brass, speculum, iron, glass and complete

type:: telescope - cassegrain and telescope - reflecting

credit:: Mr Thomas H. Court

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Parts

Case, for Cassegrain 3 inch aperture and 10 inch focal length reflecting telescope

Case for Cassegrain reflecting telescope of 3 inch aperture and 10 inch focal length by Watson, on an altazimuth stand with a folding claw foot tripod. Acessories include, a finder telescope, 2 eyepieces and a tin box for the speculum mirror.

Materials:: wood , iron and complete

Object Number:: 1921-576 Pt1

type:: case - container

Image ©: The Board of Trustees of the Science Museum

Brass Cassegrain reflecting telescope of 3 inch apertureby James Watson

Brass Cassegrain reflecting telescope of 3 inch apertureby James Watson, London with altazimuth mount on a claw foot stand. Acessories include, a finder telescope, 2 eyepies and a tin box for the speculum mirror.