Sight tube

A sight tube for an octant made of metal.

Object Details

ID: NAV1336.3
Type: Sight tube
Display location: Display - Sea Things Gallery
Creator: Taylor, Janet; Henry Hughes & Son Limited
Date made: circa 1865
Credit: National Maritime Museum, Greenwich, London
Measurements: Diameter: 23 mm;Overall: 79 mm
Parts: Octant (Octant)