Illuminance Converter

Convert between different illuminance units including lux, foot-candles, and phots.

Illuminance Converter

Common Illuminance Converter Formulas

  • 1 lux = 1 lumen/m²
  • 1 foot-candle ≈ 10.764 lux
  • 1 phot = 10,000 lux

Common Illuminance Converter References

  • Full Moonlight: 0.1-1 lux
  • Office Lighting: 300-500 lux
  • Overcast Day: 1000 lux
  • Direct Sunlight: 100000 lux