Canon EF 100-400mm f/4.5-5.6L IS II USM Zoom Lens, USA - Bundle with 77mm Filter Kit (UV/CPL/ND2), DSLR Follow Focus & Rack Focus, Cleaning Kit, Capleash II, Flex Lens Shade, Pro Software Package Canon EF 100-400mm f/4.5-5.6L IS II USM Zoom Lens - Front Lens Cap E-77II - Rear Lens Cap E - ET-83D Lens Hood - LZ-1326 Protective Lens Case - Canon 1 Year USA Warranty - Bundle Includes: - 77mm Filter Kit (UV/CPL/ND2) - FocusShifter DSLR Follow Focus & Rack Focus - Cleaning Kit - Cap Leash - Flex Lens Shade - Pro Software Package for Windows (Includes Corel PaintShop Pro X9; Corel VideoStudio 9; Corel AfterShot 2 Pro; AutoFx Mystical Ultimate Bundle Gen2; FileCenter Professional) Compact, high performance L-series super-telephoto zoom makes it ideal for sports and wildlife Lens-d photography. One fluorite and one super UD lens element provides excellent correction of chromatic aberration throughout the entire zoom range, helping to deliver high-quality images with high resolution and contrast. Rotation-type zoom ring allows for more precise composition and excellent balance when handholding. Inner focusing, ring USM, a high-speed CPU and optimized AF algorithms for fast and accurate autofocusing.