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foot-candle

   Also found in: Dictionary/thesaurus, Financial, Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
foot-candle
n.
A unit of measure of the intensity of light falling on a surface equal to 1 lumen per square foot. It has been replaced in the International System by the candela (1 lumen per square meter).

foot-candle
[foo͡t′kandəl]
Etymology: AS, fot; L, candela, light
a unit of illumination being 1 lumen per square foot or equivalent to 1.0764 milliphots. Compare lux. See also phot.


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The measurement they used in their research was the foot-candle, or the amount of light put out by one candle, one foot away.
We recently conducted a research project in which the dining room provided only five foot-candles of light at the table, which is well below the 50 foot-candle recommendation.
The Axis DDH ballast provides a solution for these airports to lower light levels to minimum foot-candle requirements at night and to dim the fixtures during daylight hours for further energy conservation and savings.
 
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