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.