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Marine Bubble Sextant
The sextant has a casing of black-lacquered alloy and artificial materials, with black plastic fittings. It houses optical equipment, a clockwork averaging mechanism, electrical equipment, and a rubber eyecup. The instrument has three green index shades.
The instrument has a scale measuring from 0° to 80° by 1 arcminute, and a vernier measuring to 1 arminute.
The sextant is contained in a square fitted wooden box with leather carrying strap, and containing a Henry Hughes and Son Ltd certificate of examination, dated 3 March 1949.
The instrument has a scale measuring from 0° to 80° by 1 arcminute, and a vernier measuring to 1 arminute.
The sextant is contained in a square fitted wooden box with leather carrying strap, and containing a Henry Hughes and Son Ltd certificate of examination, dated 3 March 1949.
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Object Details
| ID: | ACO1258 |
|---|---|
| Collection: | Astronomical and navigational instruments |
| Type: | Bubble Sextant |
| Display location: | Not on display |
| Creator: | Henry Hughes & Son Limited |
| Date made: | 1949 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 175 mm x 210 mm x 190 mm |
| Parts: |
Marine Bubble Sextant
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