Clockwork motor and shutter assembly from Dobson Spectrophotometer

maker:
R and J Beck
Clockwork motor and shutter assembly from Dobson

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Clockwork motor and shutter assembly from Dobson
Science Museum Group
© The Board of Trustees of the Science Museum

Clockwork motor and shutter assembly from Dobson Spectrophotometer, no.7, c.1930's. Made by R & J Beck Ltd and used by the Meteorological Office, with six metal recording discs, candles and candle holder

Details

Category:
Meteorology
Object Number:
1992-693
Materials:
metal (unknown) and plastic (unidentified)
type:
instrument component and spectrophotometer
credit:
Meteorological Office, Bracknell

Parts

Metal candle holder from a clockwork motor and shutter assembly from Dobson Spectrophotometer

Metal candle holder from a clockwork motor and shutter assembly from Dobson Spectrophotometer

Metal candle holder from a clockwork motor and shutter assembly from Dobson Spectrophotometer, no.7, c.1930's. Made by R & J Beck Ltd and used by the Meteorological Office.

Measurements:
overall: 232 mm 129 mm,
Materials:
metal (unknown)
Object Number:
1992-693/3
type:
instrument component and spectrophotometer