Foot candle


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1.(Photom.) The amount of illumination produced by a standard candle at a distance of one foot.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Also available is the XL 150-2 Dual Light Source (not shown), offering 200 watt Quartz Halogen illumination, 4800 foot candle output, and world wide power (100/240v-50/60Hz).
Also available is the XL 150-2 Dual Light Source, offering 200 watt Quartz Halogen illumination, 4800 foot candle output, and world wide power (100/240v-50/60Hz).
While maintaining 30 to 45 foot candles of light, the facility has reduced its lighting-related costs by 91% annually, saving $53,691 in annual energy costs, $9,251 in annual maintenance savings and a total of 547,868 kWh per year.