EV (exposure value) 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.
EV (exposure value) to Lux
Estimate scene illuminance at ISO 100.
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 EV (exposure value) to Lux
Enter a value in the field for ev (exposure value) and the equivalent in lux will be calculated instantly. The conversion works bidirectionally — modify either field and the other updates in real time.