Lightmeter, photovoltaic type

Made:
London
Lightmeter, photovoltaic type, by The Benjamin Electric Ltd

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Lightmeter, photovoltaic type, by The Benjamin Electric Ltd
Science Museum Group
© The Board of Trustees of the Science Museum

Lightmeter, photovoltaic type, by The Benjamin Electric Ltd, Tottenham, London, England, ranges 0-25 and 0-125 foot-candles

Details

Category:
Optics
Object Number:
1992-512
type:
light meter (measuring device)
credit:
Eastern Electricity. Appliance Testing L