Lighting

Lux to Lumens Calculator — ChiefEngineer.in

Convert illuminance over an area to luminous flux.

Reset

Formula

Φv = E × A

Variables

  • E — illuminance (lx)
  • A — area (m²)
  • Φv — flux (lm)

Worked Example

Input: 500 lx over 10 m²

Result: Φ = 5000 lm

Assumptions & Notes

Assumes uniform illuminance across the area.

Related Calculators

← Back to all calculators