Lux to Lumen Converter

Convert between lux (illuminance) and lumens (luminous flux) based on area. Calculate lighting requirements for any space with standard recommendations.

EN 12464-1IES Handbook
Input Parameters
Enter illuminance or luminous flux value and area to convert
Lux → LumensLumens → Lux
lx

Light intensity per unit area (lm/m²)

Surface area to be illuminated

Area measurement unit

Quick Reference Standards

Click to set standard illuminance levels