Objective glass

Objective glass from Astronomer Royal John Pond's 25ft Zenith sector.

Object Details

ID: AST0791
Collection: Astronomical and navigational instruments
Type: Objective glass
Display location: Not on display
Creator: Dollond & Aitchison
Date made: circa 1822
People: Pond, John
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 45 mm; Diameter: 156 mm
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