The commercial photographic world could include Advertising photography. These are photographs made to illustrate and usually sell a service or product. When it comes to taking quality photographs, you need to know what lenses you should use, and when you need to use them. 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. Wildlife photography popularly demonstrates the lives of animals. Many photographers agree that the commercially produced cameras were the single biggest drive to popularize the art form. Fashion and glamour photography usually incorporates models. 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. Instant cameras and commercial film development at reasonable prices helped cameras become a part of almost every household. 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.