Illuminance Converter
Convert between lux (lx), foot-candle (fc), phot and more illuminance units.
About Illuminance
Illuminance measures the amount of light (luminous flux) hitting a surface. The SI unit is lux (lx). It's important for workplace lighting standards, photography, and plant growth.
Common Illuminance Levels
- Full daylight: 10,000-25,000 lux
- Overcast day: 1,000 lux
- Office lighting: 300-500 lux
- Living room: 50-150 lux
- Full moon: 0.25 lux
Illuminance Conversion Table
| From | To | Multiply by |
|---|---|---|
| 1 foot-candle | lux | 10.764 |
| 1 lux | foot-candle | 0.0929 |
| 1 phot | lux | 10,000 |
| 1 lux | lumen/m² | 1 |