About this product:
A practical medium telephoto prime lens with superb delineation and portability. Images are sharp and clear at all apertures. Through computer simulations, the lens has been designed to give beautiful background blur. Since the front lens group does not rotate during focusing, special filter effects are not affected. The lens is constructed of 9 elements in 7 groups. The lens uses Canon’s USM focusing system and takes a filter size of 58mm. The size of the lens is 3” long by 2.8” in diamter and weighs in at 15oz. (425g).