Bundle Items Include: 1 x Canon Extender EF 1.4X III, 1 x Pro Sling Backpack, 1 x SanDisk 64GB Ultra SDXC Memory Card, 1 x Lens Pouch, 1 x Memory Card Reader, 1 x 12_inch Flexible Tripod, 1 x Memory Card Wallet, 1 x Lens Cap Keeper, 1 x Cleaning Kit, 1 x Hand Strap. The Extender EF 1.4X III from Canon is designed for select Canon EF mount L-series telephoto lenses. It increases the focal length of a lens by a factor of 1.4x while still delivering superb image quality. To ensure the best possible image quality in all shooting conditions, it combines redesigned optics, improved data communication between lens and camera and enhanced environmental protection. It is ideal for photojournalists and wildlife, nature and sports photographers.. The Extender EF 1.4X III features seven optical elements in three groups and all optical elements have Canon's Super Spectra coating to reduce ghosting and flare. A new Fluorine Coating on the front and rear elements makes marks, such as spots left by