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Lux to candela convert calculator with formula

Illuminance in lux (lx) to luminous intensity in candela (cd) calculator and how to calculate.

Lux to candela calculator

Enter the illuminance in lux, distance from light source, select feet or meters and press the Calculate button

to get the luminous intensity in candela:



Enter illuminance in lux: lx
Enter distance and select feet or meters:
   
Luminous intensity result in candela: cd



Lux to candela convert calculation

Lux to candela calculation with distance in feet

The luminous intensity Iv in candela (cd) is equal to 0.09290304 times the illuminance Ev in lux (lx),

times the square distance from the light source d2 in square feet (ft2):

Iv(cd) = 0.09290304 × Ev(lx) × (d(ft))2

 

Lux to candela calculation with distance in meters

The luminous intensity Iv in candela (cd) is equal to the illuminance Ev in lux (lx),

times the square distance from the light source d2 in square meters (m2):

Iv(cd) = Ev(lx) × (d(m))2