The Illuminating Engineering Society (IES) recommends the following footcandle levels to ensure adequate illumination and safety for occupants. Below is a guideline for common areas to assist in achieving appropriate light levels with the greatest energy-effciency.
What is a foot-candle?
Footcandles are the most common unit of measure used by lighting professionals to calculate light levels in businesses and outdoor spaces. A footcandle is defined as the illuminance on a one square foot surface from a uniform source of light.
MEASURING WITH FOOT-CANDLE

SCENES OF ILLUMINATION BRIGHTNESS (FOOT-CANDLE)
VOLTERREX 60W BALLOON LIGHT KIT
VOLTERREX 100W BATTERY POWERED LIGHT KIT
VOLTERREX 150W BALLOON LIGHT KIT
VOLTERREX 300W BALLOON LIGHT TOWER
VOLTERREX 700W BALLOON LIGHT TOWER
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