What is a Lux (lx)?
A lux (lx) is the SI unit of illuminance, equal to one lumen per square meter.
Definition
Symbol
lx
Category
Illuminance
System
SI
1 {unit} = {value} {otherUnit}
1 Lux = 0.0929031 Foot-candle (fc)
1 Lux = 0.0001 Phot (ph)
Common Uses
- Office lighting standards
- Photography exposure
- Workplace safety regulations