Azimuth Circle
Brass ring painted black. Has "V" and nipple sights. Fore sight has adjustable prism and two shades, one of which has a missing lens. Has hinged celestial reflector. Back sight consists of shadow pin (missing) and spirit level on raises counter-weight. Fits over the circumference of compass and held in place by 0.9" (2.2cm) ridge.
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Object Details
ID: | ACO0065 |
---|---|
Type: | Azimuth Circle |
Display location: | Not on display |
Creator: | Unknown |
Date made: | 1913 ? |
Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
Measurements: | Overall: 81 mm; Diameter: 210 mm |
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