Title
optical galvanometer
Identifier
ABDNP:200895b
Description
50 OHMS in white ink between the 2 terminals. Scale 8 - 0 - 8 in divisions of 0.2 . On circular platform with knob with maker stamped on top.
Date
1939-1943
Format
length 166 mm; width 190 mm; height 85 mm
Bakelite, brass, glass
Coverage
London, England
Creator
Cambridge Instrument Company Co. Ltd.