Tamron 16-30mm f/2.8 Di III VXD G2 Lens Sony E-Mount | Full Frame | Ultra Wide Zoom Product Overview The Tamron 16-30mm f/2.8 Di III VXD G2 is a compact and lightweight ultra-wide zoom lens designed for Sony E-mount full-frame mirrorless cameras. Featuring a bright constant f/2.8 aperture, advanced VXD linear autofocus, and enhanced optical performance, this lens is ideal for landscape, architecture, travel, video, astrophotography, and content creation.