Lumens to Lux Converter

Convert luminous flux (lumens) to illuminance (lux) based on the area being lit.

lm

Lux (lm/m²)

80.00

Foot-Candles7.43

Lumens to Lux

Lux = Lumens / Area (m²)

Lumens measure total light output. Lux measures illumination intensity on a surface.

Typical Light Levels

ConditionLux Full sunlight100,000 Overcast day10,000 Office lighting300-500 Living room50-200 Full moon0.25

Example Calculation

An 800 lumen bulb illuminating a 10 m² room.

  1. 01Lux = 800 / 10 = 80 lux
  2. 02Foot-candles = 80 x 0.0929 = 7.4 fc

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