The light-sensitive cell on a digital image sensor, it records one intensity and one colour value. Information from several photosites is required to create a pixel in the image.

A tiny, light-sensitive electrode on the sensor of a digital camera that records one pixel of an image.

Also called a photoreceptor, it is a tiny well on an image sensor that collects photons of light and measures the brightness of red, green or blue light falling into it. Data from these three colors i [..]

Another name given to the single, light-sensitive area on a CCD that records unique image detail.