Lumens relates to luminous intensity, illuminance, or optical flux. Use them to describe brightness, how much light reaches a surface, or the output of a lamp.
Lumens / lux
Unit definitions
lux relates to luminous intensity, illuminance, or optical flux. Use them to describe brightness, how much light reaches a surface, or the output of a lamp.
How to convert Lumens to lux
This is a three-variable conversion. Enter any two of the three values — Lumens, lux, and Area (sq m) — and the third will be calculated automatically.