Free Express Shipping! Tamron 17-70mm f/2.8 Di III-A VC RXD Lens for Sony E E-Mount Lens/APS-C Format, 25.5-105mm (35mm Equivalent), Aperture Range: f/2.8 to f/16, Three Aspherical Elements, Two Low Dispersion Elements, BBAR and Fluorine Coatings, RXD...