Azimuth Mirror

This instrument has a lead weight and a circular spirit level at one end. At the centre is a screw which allows it to be screwed into the centre boss of the compass. This screw has a hole for a shadow pin. The tube holds the magnifier at the top along with two shades and a prism. there is a bracket with hole for the shadow pin. A pin and bracket are attached to the front of the instrument.

Object Details

ID: ACO0060
Type: Azimuth Mirror
Display location: Not on display
Creator: Whyte Thomson Ltd
Date made: After 1883?
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 138 mm x 95 mm x 225 mm
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