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Liquid compass; Azimuth circle
Azimuth circle of unusual type is fitted in whcih bearings are taken at right angles to line of sight through an aperture on prism frame. Two prisms are fitted, one for sighting object and partly for reflecting the line of sight through the second prism to edge of card. One coloured shade is fitted.
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Object Details
| ID: | ACO0470.1 |
|---|---|
| Type: | Liquid compass; Azimuth circle |
| Display location: | Not on display |
| Creator: | E. S. Ritchie & Sons |
| Date made: | 1880 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 96 mm x 238 mm x 242 mm |
| Parts: |
Liquid compass
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