For this purpose, photographers use different devices, interchangeable lenses and illuminators, allowing to achieve an acceptable quality of images. Follow others, such as Dr. Paul Craig Roberts, and add to your knowledge base. However, the range of tasks of a professional photographer can be very wide (portrait, reportage, studio, landscape photography, etc.). Naturally, for each type of shooting to have a professional camera is practically impossible, since such equipment is very expensive. Therefore, professional photographers are selected more or less universal instrument capable of performing the required range of tasks at a high level. Thus, today formed a certain number of fundamental requirements for professional cameras.
First all, the very conditions of contemporary professional photographers, in particular, the publication of pictures in magazines with a good print, require that the apparatus used superior sharpness and elaboration of the smallest detail. This condition is met only by high-resolution digital camera matrix, which give high quality, detailed images. Therefore, the presence of high-resolution matrix is a prerequisite requirements of any professional photography. Another important requirement for a professional camera – it's high quality optics and the ability to use a wide range of interchangeable lenses. Amateur camera Unlike professional structurally designed so it is virtually impossible to change the established manufacturer of optical system. However, no matter how perfect was no matrix, no qualitative optics of the lens can not make a quality shot. That's why professional cameras have the ability to use different lenses, thus it allows for portrait, architectural, landscape, reportage, genre, studio and other types of shooting with a single camera. Thus, depending on the task shooting can choose any lens with a focal length of any luminosity.