There is lots of information here for anyone with a personal or professional interest in photography. Portrait and wedding photography is typically photographs that are made and sold directly to the families of the people in the images. Digital photography was used in astronomy long before its use by the general public and had almost completely displaced photographic plates by the early 1980s. Photography can also be viewed as a commercial and artistic endeavor. Modern digital cameras have comparable noise/grain at the same ISO as film cameras. The technology has improved so rapidly that one of Kodak's film cameras was discontinued before it was awarded a "camera of the year" award later in the year. Discover a wide range of digital cameras at low prices. Throughout the history of photography, technological advances in optics, camera production, developing, and imaging have had an effect on the way people view images.