Azimuth Circle

Brass painted grey. Has a counter balance opposite prism. Prism has V sight and line midway. Can be moved by milled screw. There is a celestial reflector which also has a line midway. The two filters are semi-circular. The spirit level is below the prism and can be seen through it.

Object Details

ID: ACO0627
Type: Azimuth Circle
Display location: Not on display
Creator: Unknown
Date made: 1941
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 45 mm; Diameter: 130 mm x .4 kg
Parts: Azimuth Circle