Tamron 70-180mm F/2.8 Di III VXD Lens For Sony

70-180mm Focal Length/ F/2.8 Max Aperture/ 19 Elements In 14 Groups Optical Construction/ 67mm Filter Size/ 9 (Circular Diaphragm) Aperture Blades/ VXD Linear Motor Focus Mechanism/ Moisture-Resistant Construction/ Fluorine Coating/ Zoom Lock Switch/ Compatible With Sony E-Mount Cameras/ Black Finish