Thursday, November 5, 2009

Digital SLR Cameras

SLR, which means single lens reflex refers to a type of device that uses a rotating mirror (either a pentaprism or pentamirror) which reflects the image that comes through the lens onto a screen development. Reflection mirror, the image appears in the eyepiece of the camera. The image does not touch the film after the focal plane shutter opens (when the photographer took the shot).

Produced in 1935, the sport has been GOMZ first version of the SLR camera to do. Different models flourished throughout the Second World War which included improvements in the direction of the viewfinder and the camera's internal mirror. Since the 1970s, the amateur and professional photographers have used SLR cameras.Over years as photographic technology improved product retailers SLR cameras which have been equipped with LCD screens, improved lenses and micro-computers. Today, camera makers like Canon and Nikon have made digital SLR cameras available.

While digital SLR cameras give the photographer the advantage of watching the scene without distortion of parallax (the apparent movement of stationary objects when changes photographer position), they prevent the photographer to see his shot when the photo was taken.

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