What is Exposure?
"In photography, exposure is the amount of light per unit area (the image plane illuminance times the exposure time) reaching a photographic film or electronic image sensor, as determined by shutter speed, lens aperture and scene luminance." Click here to read more.
"In photography, exposure is the amount of light per unit area (the image plane illuminance times the exposure time) reaching a photographic film or electronic image sensor, as determined by shutter speed, lens aperture and scene luminance." Click here to read more.
A long exposure showing stars rotating around the southern and northern celestial poles. Credit:European Southern Observatory |