Prospect glass

Achromatic prospect glass telescope

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Achromatic prospect glass telescope
Science Museum Group
© The Board of Trustees of the Science Museum

Achromatic prospect glass telescope, gilded brass one-draw tube with black ivory covering, by W & S Jones, 30 Holborn, London, England, 1800-1810.

Details

Category:
Optics
Object Number:
1917-42
Materials:
wood (unidentified), ivory, glass, gold plated (gilded) and brass (copper, zinc alloy)
Measurements:
overall: 86 mm 45 mm, .085kg
type:
opera glass, telescope - galilean and telescope - refracting
credit:
Court, Thomas Henry