Cannon dslr is mostly used camers in all over the world as it can zoom the pictures in many far away distances .it can see the parts of nor mal human eye .it can also stores a large number of photos and videos, it is very good dslr to shoot pictures of mountsains and rivers .the shooted pictures from dslr is very atttractive to everyone .the main function of dslr is it can blur the background of pictures.it price ia also moderate. morever the most used camers company in all over the worls is cannon company.