Product Name: Sigma 17 70mm f 2.8 4 DC Contemporary Macro OS HSM TSC Lens with USB Firmware Lens Dock Kit for Canon and Opteka High Definition HD II UV CPL Filter Accessory
Sigma 17-70mm f/2.8-4 DC Contemporary Macro OS HSM TSC Lens with USB Firmware Lens Dock Kit for Canon and Opteka High Definition HD II UV & CPL Filter Accessory Set Type: Telephoto Zoom Lens Focus Type: Auto Focus