Canon EF 70-200mm f/2.8L USM AF Lens Bundle. USA. Value Kit with Acc #2569A004 Canon EF 70-200mm f/2.8L USM AF Lens - Lens Cap E-77U - Rear Lens Cap E - Lens Hood ET-83 II - LZ-1324 Lens Case - Strap - Tripod Collar - Canon 1 Year Warranty - Bundle Includes: - 77mm Photo Essentials Filter Kit (UV/CPL/ND2) - Lens Cap Leash - Professional Lens Cleaning Kit Maximum Aperture: 1:2.8 Four UD-glass elements to correct chromatic aberrations Lens Construction: 18 elements in 15 groups Inner focusing system with USM