Brass spyglass with shagreen cover and two eyepiece powers

Made:
1700-1799 in London
maker:
Jesse Ramsden
Brass spyglass with shagreen cover and two eyepiece powers

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Brass spyglass with shagreen cover and two eyepiece powers
Science Museum Group
© The Board of Trustees of the Science Museum

Brass spyglass with shagreen cover and two eyepiece powers, by Jesse Ramsden, London, 1700-1799

Details

Category:
Optics
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
1983-336
Materials:
brass (copper, zinc alloy), wood (unidentified) and shagreen
Measurements:
overall: 96 mm 37 mm, .143kg
type:
telescope - galilean, telescope - terrestrial and telescope - refracting
credit:
Wellcome Trust