a unit of measurement of the intensity of light, a measure of the amount of light that falls on a surface per unit area

Formal and Informal Expressions of lux

In different contexts, you can replace 'lux' with suitable alternatives. In a more formal setting, 'illuminance' is apt.

lux: Explore its Definition & Usage

lux Definition

1a unit of measurement of the intensity of light
2a measure of the amount of light that falls on a surface per unit area

Using lux: Examples

Take a moment to familiarize yourself with how "lux" can be used in various situations through the following examples!

Example
The room has a lux level of 500.
Example
The camera can adjust the exposure based on the available lux.

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Summary: lux in Brief

'Lux' [lʌks] is a unit of measurement for the intensity of light or the amount of light that falls on a surface per unit area. It is commonly used in photography and lighting design, as in 'The camera can adjust the exposure based on the available lux.' 'Lux' is a formal term for illuminance.