the Tamron 20-40mm f/2.8 Di III VXD Lens spans a useful range of focal lengths for everyday shooting. Offered here with a Sony E-mount, this compact and portable lens is well-suited for everything from landscapes and cityscapes to street scenes and portraits. An excellent travel companion, this full-frame lens delivers beautiful images across the entire zoom range and is a great choice for still photography, vlogs, and other video content.