Digital photography is a type of photography that uses cameras having ordered series of electronic photo detectors to capture images captured by a lens, as denied to an exposure on photographic film. The images are stored as a computer file ready for further digital processing. Before the digital photography. The photographs were made by exposing light to film. Digital photography is one of the forms of digital imaging. Digital images are also created by non-photographic equipment such as scanners and radio telescopes. Digital images can also be created by scanning other printed photographic images or negatives.