Sextant sight tube

Sextant sight-tube.

ID:	NAV1137.4
Type:	Sextant sight tube
Display location:	Not on display
Creator:	Cail, John
Date made:	ca.1825; circa 1860
Credit:	National Maritime Museum, Greenwich, London
Measurements:	Diameter: 25 mm;Overall: 80 mm
Parts:	Sextant Sextant box (NAV1137.1) Sextant telescope (NAV1137.2) Sextant telescope (NAV1137.3) Sextant sight tube (NAV1137.4) Sextant shaded eyepiece (NAV1137.5) Sextant clamp screw (NAV1137.6)

Object Details