Publicity time is the size of time that the digicam’s shutter is open, permitting gentle to succeed in the sensor. It is likely one of the three fundamental publicity controls, together with aperture and ISO. Publicity time is measured in seconds or fractions of a second.
The proper publicity time will fluctuate relying on the lighting circumstances. In vibrant circumstances, you’ll need a quicker shutter pace to keep away from overexposing the picture. In low-light circumstances, you’ll need a slower shutter pace to permit extra gentle to succeed in the sensor.