Maritime spyglass telescope

Made:
1775-1850 in Europe
Maritime spyglass telescope, with octagonal mahogany tube

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Maritime spyglass telescope, with octagonal mahogany tube
Science Museum Group
© The Board of Trustees of the Science Museum

Maritime spyglass telescope, with octagonal mahogany tube, brass fitting and shutters on both eyepiece and object lenses, unsigned, European, 1775-1850.

Details

Category:
Optics
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
1997-1972
Materials:
brass (copper, zinc alloy), glass and mahogany (wood)
Measurements:
overall (closed): Wd. 275 mm x Dia. 40 mm, Wt. 0.282kg
overall (open): Wd. 430 mm x Dia. 40 mm,
type:
telescope - refracting
credit:
Wellcome Trust