Focal length and maximum aperture: 70-210mm f/3.5-4.5 Lens construction: 14 elements in 10 groups Diagonal angle-of-view: 34°-11°20' Focus adjustment: rear focusing system with USM Closest focusing distance: 1.2 m/3.9 ft Zoom system: rotating type Filter size: 58mm Length x max. diameter, weight: 121.5 x 73mm, 550g
