Navigational computing instrument

Plastic frame ......with two rubber-shielded eyepieces. Marked in the frame 'M'. Scale ...., vernier ..... Shades .... It is circular with a glass insert, beneath which is a degree scale illuminated from behind. A cable and plug are attached to the sextant. Metal carrying case.

Object Details

ID: ZBA0749
Type: Navigational computing instrument
Display location: Not on display
Creator: Unknown
Date made: circa 1960
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 190 mm x 250 mm x 235 mm
Parts: Navigational computing instrument