lightmeter
nounUK /ˈlaɪtˌmiːtə/
US /ˈlaɪtˌmiːtər/
A lightmeter is a tool that tells you how bright the light is.
The photographer used a lightmeter to check the light before taking the picture.
RELATED WORDS
OTHER MEANINGS
2. A device used in photography to measure the amount of light so the camera settings can be set correctly.
She pointed her lightmeter at the model to find the right exposure.
3. An instrument that measures light intensity in a room or workplace.
The safety officer used a lightmeter to make sure the office was bright enough.
4. A tool used by gardeners to check how much sunlight a plant gets.
He checked the garden with a lightmeter before planting the tomatoes.