Bundle Items Include: 1 x Canon EF 100-400mm f/4.5-5.6L IS USM Lens, 1 x 3 Piece Filter Kit, 1 x Lens Cap Keeper, 1 x Cleaning Kit. Versatile Telephoto Capability: The 100-400mm f/4.5-5.6 lens is compatible with full-frame EOS DSLRs, providing a 35mm-equivalent focal length of 160-640mm on APS-C sized sensors. Its optical design includes a fluorite element, a Super UD element, and four aspherical elements to correct aberrations, ensuring high clarity, sharpness, and color accuracy.. Consistent Image Quality and Stabilization: A floating elements system maintains image quality across the zoom and focus range. The Optical Image Stabilizer reduces camera shake by up to two stops, facilitating low-light shooting. Two IS modes cater to different shooting scenarios, offering stability for both standard and continuous shooting.. Fast, Quiet Autofocus and Customizable Zoom: The ring-type Ultrasonic Motor (USM) and rear focusing system deliver precise autofocus with full-time manual focus