Agility at an All-New LevelA fast-aperture telephoto zoom lens that combines outstanding portability and image quality, with reliable Af performance and image stabilization - all packed in a class-leading compact and lightweight G2 design.G2 Model with Vibration Compensation, Enhanced Autofocus, and Tamron Lens Utility CompatibilityThe 70-180mm F2.8 G2 builds on the acclaimed first-generation model with several enhancements. It now includes Tamron's proprietary Vc image stabilization while maintaining its compact size and weight. The revamped optical design ensures a high quality image across the zoom range, and the shortened Mod at the wide end allows for unique photographic expressions.The Vxd (Voice-coil eXtreme-torque Drive) motor ensures fast, precise autofocus for both stills and video. Additionally, it supports the Tamron Lens Utility and Tamron Lens Utility Mobile apps for customizable functions, improving operability and scratch resistance, making it a versatile and practical choice.The World's Smallest and Lightest F2.8 Tele-Zoom Lens - Designed to Fit Comfortably in Your HandThe Tamron 70-180mm G2 is an outstanding lens due to its superior performance, from high resolution image quality and mechanical performance, to build quality and versatility. It's perfect for capturing a wide range of subjects, like portraits and action shots, with stunning clarity and detail. Even with its new features, this bright lens remains the world's smallest and lightest in its class with a length of 6.2"" (156.5mm) and a light weight of 30.2oz. (855g).Its 180mm telephoto end allows for a remarkably compact body, setting it apart from bulkier 70-200mm lenses. In addition to offering the highest level of mobility, the optical design has been completely revamped from the 1st-generation model to further enhance its exceptional optical performance. With the 70-180mm F2.8 G2, Tamron has pushed both rendering capabilities and miniaturization to the limits. These advancements amplify the joy of capturing the world around you.The Amazing Performance of the Fast F2.8 Aperture - Capturing the World in Vivid Detail from Portrait to Landscape PhotographyThe design of the 70-180mm F2.8 Vc G2 has been fully redesigned from the ground up to deliver uncompromising optical performance throughout the entire zoom range. This new model has an optical construction of 20 elements in 15 groups. The precision combination of multiple special lens elements including one Xld (eXtra Low Dispersion), three Ld (Low Dispersion), two Gm (Glass Molded Aspherical), and one hybrid aspherical lenses further enhance the correction of chromatic and various other aberrations.Additionally, the Bbar-G2 (Broad-Band Anti-Reflection Generation 2) Coating suppresses ghosting and flare to enable the crisp and clear rendition of images and to assure high resolving power that captures subjects in minute detail. Another feature is the beautiful, soft bokeh that the bright F2.8 aperture provides, vastly expanding the breadth of expressive possibilities available to you. From snap photography to portraits and landscapes, enjoy a diverse range of shooting in any situation.tamron's Proprietary Vc Mechanism Empowers MobilityTo help you fully enjoy its excellent portability, the 70-180mm F2.8 Vc G2 is equipped with Tamron's proprietary Vc (Vibration Compensation) image stabilization mechanism.