Canon cameras are the most preferred SLR cameras stated by many professional photographers. canon macro lens are basically used for a close-up focus at any object, which can be in mobile or immobile state of motion. Normal or ordinary lenses may feature object closely, which is in constant state of motion only, whereas Canon Macro Lenses can even focus a mobile object. Canon cameras are said to be the most recommended cameras for beginners as well as for professionals. The best part of canon is it has a camera for every age range. If you are a professional photographer you can look forward to the Canon Eos series of SLR cameras, if you are a beginner you can have a look at the compact series of cameras.