Traditional Culture Encyclopedia - Photography and portraiture - What is the meaning of EV value in photography?

What is the meaning of EV value in photography?

EV is the abbreviation of English Exposure Values, and it is a quantity that reflects the degree of exposure. On the camera with automatic metering, the aperture and shutter are determined by judging the EV value. If the photometric judgment is wrong, or the photographer wants to choose a unique effect, it can be adjusted by+and-of the EV value.