Step up to a new level of creativity with Sigma Lenses - and discover more ways to photograph your world.As the worlds largest independent manufacturer of zoom and fixed focal length lenses, Sigma offers an highly innovative and creative selection of lenses ranging from 8mm to 800mm and virtually everything in between. Also, most Sigma lenses are built with corresponding mounts to make them fully compatible with many of the worlds most popular camera bodies, including Sigma, Canon, Minolta, Nikon and Pentax.