
Lightmeter, photovoltaic type
- Made:
- London

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