Zoom Lens, for 35 mm SLR, Focus: Autofocus, Max Aperture: f/2.8, 18 Elements in 15 Groups, Filter size: 77 mm, Weight: 2.9 oz
Canon EF 70-200mm f/2.8L USM Lens - One of the finest telephoto zoom lenses in the EF line, comparable to a single focal length lens. It has four UD-glass elements to correct chromatic aberrations. The stylishly designed multiple zoom groups for inner focusing bring high image quality throughout the entire zooming range.