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Sight tube
A sight tube for an octant made of metal with glass lenses. Around the eyepiece is black in colour.
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Object Details
| ID: | NAV1336.2 |
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| Type: | Sight tube |
| Display location: | Not on display |
| Creator: | Taylor, Janet; Henry Hughes & Son Limited |
| Date made: | circa 1865 |
| Credit: | National Maritime Museum, Greenwich, London |
| Measurements: | Diameter: 23 mm;Overall: 82 mm |
| Parts: | Octant (Octant) |