The Tamron 50-400mm f/4.5-6.3 Di III VC VXD for Sony E-mount mirrorless cameras is an ideal choice for photographing landscapes, wildlife, sports, portraiture, and more. Featuring an 8x zoom ratio that begins at 50mm, this remarkably compact and portable lens offers a length of just 7.2" making it the same size as conventional 100-400mm zoom lenses. The lens is well-suited for macro photography as well. With a minimum focusing distance of just 9.8" at the 50mm end, the 50-400mm provides up to one-half life-size magnification for close-up shooting. The VXD (Voice-coil eXtreme-torque Drive) linear motor focus mechanism delivers fast, quiet, and precise autofocus. VC (Vibration Compensation) system reduces camera shake and facilitates shooting at longer focal lengths and slower shutter speeds. The lens features a USB Type-C connector port for Tamron Lens Utility software, which enables you to customize functions and update the firmware for the lens by using a computer. The rapid zoom ring and zoom lock switch. Compatibility with many camera-specific features and functions, including Fast Hybrid AF and Eye AF. Moisture-resistant design and fluorine coating to effectively repel dust, water droplets, fingerprints, and dirt. 67mm front filter size, the same as most other TAMRON mirrorless lenses, provides greater convenience when using multiple lenses together.