Illuminance Converter

Convert between illuminance units

Amount

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To

7.246437 fc

rate：1 lx = 0.09290304 fc

Decimals 6 Thousands separator Scientific notation

Results in all units

78 lx

Unit	Symbol	Value
Metric
Lux	lx	78
Kilolux	klx	0.078
Lumens/m²	lm/m²	78
Imperial / US
Foot-candles	fc	7.246437
Phots	ph	0.0078

Popular Illuminance Conversions

Recent Conversions

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78 Lux → 7.246437 Foot-candles 💡 Illuminance 899 mm²/s (cSt) → 4,104.834 Saybolt Universal Seconds 🧪 Kinematic Viscosity 1 Meters/second → 3.6 Kilometers/hour 🚀 Speed 2 Milliwebers → 200,000 Maxwells 🧲 Magnetic Flux 58 Pounds force/in² → 0.399896 Megapascals 🧭 Pressure

Trending Conversions

Just Converted

15 Foot-candles → 161.4587 Lux 💡 Illuminance 79 Foot-candles → 0.8503 Kilolux 💡 Illuminance 8 Foot-candles → 86.1113 Lumens/m² 💡 Illuminance 62 Kilolux → 62,000 Lux 💡 Illuminance 389 Lux → 389 Lumens/m² 💡 Illuminance 6 Lux → 0.5574 Foot-candles 💡 Illuminance 52 Lumens/m² → 52 Lux 💡 Illuminance 6 Phots → 5,574.1824 Foot-candles 💡 Illuminance 78 Lux → 7.2464 Foot-candles 💡 Illuminance 55 Lux → 0.055 Kilolux 💡 Illuminance

Common Scenarios

Illuminance directly affects visual comfort and health. Interior designers ensure office desk illuminance is between 300-500 lux to protect eyesight. In photography, photographers read lux or foot-candles (fc) with light meters to set aperture and shutter speed.

History & Background

Early lighting relied entirely on natural light or fire. With the invention of the electric light, physicists began defining luminous flux and illuminance units. Modern photometry simulates the human eye's sensitivity to brightness.

Conversion Details

Illuminance conversion is based on lux (lx).

Common conversions: 1 foot-candle ≈ 10.76 lux, 1 phot = 10,000 lux.