Some commercial photographers, and some amateurs interested in artistic photography, have been resistant to using digital rather than film cameras because they believe that the image quality available from a digital camera is still inferior to that available from a film camera, and the quality of images taken on medium format film is near-impossible to match at any price with a digital camera. Other commercial photographers, and many amateurs, have enthusiastically embraced digital photography because they believe that its flexibility and lower long-term costs outweigh its initial price disadvantages. Conceptual photography turns a concept or idea into a photograph. It is important to note that the differences between film and digital photography are far less significant than the differences between painting and film photography. Many photographers agree that the commercially produced cameras were the single biggest drive to popularize the art form. The aesthetics of photography is a matter that continues to be discussed regularly, especially in artistic circles. 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. Some commercial photographers, and some amateurs interested in artistic photography, have been resistant to using digital rather than film cameras because they believe that the image quality available from a digital camera is still inferior to that available from a film camera, and the quality of images taken on medium format film is near-impossible to match at any price with a digital camera. 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. You should learn about lenses, exposure, and other basic techniques used in the many different types of photography.