Canon EOS 5D Mark II: EOS 5D MarkII is an excellent full frame DSLR. This 21.1 megapixel camera, was the first digital camera to be used for an official U.S. Presidential portrait. Ranging somewhere between $2,398.00 to $5,919.00, this professional camera supports plethora of features for a pro photographer. Nikon D5000: Nikon D5000 is an awesome DX frame DSLR. This 12.3 megapixel camera comes with automatic correction feature for lateral chromatic aberration. This mid-range DSLR costs $629.95 approx. It offers an electronic rangefinder which can be used to manually adjust focus with any kind of lenses. Canon EOS 550D: Canon EOS 550D features a new wide-screen (3:2) LCD panel and has an improved button design. This 18 megapixel camera and costs around $800. Nikon D90: Nikon D90 is a mid-range DSLR. It was one of the first camera's to feature HD video capture with live view. This 12.3 megapixel camera. The approximate cost of this DSLR is around $900. Canon EOS 7D: Canon EO...