Tamron 17-70mm f/2.8 Di III-A VC RXD Lens - Flower-Shaped Hood - Front and Rear Lens Caps - Tamron 6 Year Limited Warranty - Bundle Includes: - ProOptic 67mm Digital Essentials Filter Kit - Complete Optics Care and Cleaning Kit - Universal Lens Cap World's first high-speed standard zoom lens for APS-C cameras with the focal length range of 17-70mm 4.1x zoom ratio Equivalent to 25.5-105mm on full-frame cameras Outstanding optical performance with 16 elements in 12 groups featuring two GM (Glass Molded Aspherical) lens