noun
- plural of lux; a unit of illumination equal to one lumen per square meter
Usage: technical; physics/lighting
Examples
- The lighting engineer measured the room in luxes to ensure proper brightness.
- Modern LED bulbs are rated in lumens and luxes for efficiency.
- The museum adjusted the display lighting to 500 luxes to protect the artwork.
- Photographers often work with light meters that read values in luxes.