this Panasonic Leica DG Vario-Elmarit 12-35mm f/2.8 ASPH. POWER O.I.S. Lens features a variety of optical upgrades for photo and video applications alike. The most well-rounded standard zoom to date, this compact and versatile lens provides a convenient 24-70mm full-frame equivalent focal length range for covering wide-angle to portrait-length perspectives.