For instance, a photocopy or xerography machine forms everlasting photographs however makes use of the transfer of static electrical expenses somewhat than photographic medium, hence the time period electrophotography. Photograms are pictures produced by the shadows of objects forged on the photographic paper, with out using a camera. Objects may additionally be placed immediately on the glass of an image scanner to provide digital pictures. Photographers management the camera and lens to “expose” the sunshine recording material to the required amount of light to type a “latent picture” or RAW file which, after acceptable processing, is transformed to a usable …