SIGMA USB DOCK JAPAN MAKE FOR CANON DSLR CAMERAS IN INDIA

By connecting the USB cable to a computer, SIGMA USB DOCK enables photographers to update the lens firmware and adjust parameters such as focus. The adjustment is processed with special software (SIGMA Optimization Pro). The AF speed, focus limiter and OS function are also customizable for Sports lenses. SIGMA USB DOCK Compatible lens 35mm F1.4 DG HSM 30mm F1.4 DC HSM mm F1.8 DC HSM mm F4 DG OS HSM 50mm F1.4 DG HSM mm F2.8-4 DC MACRO OS HSM / DC MACRO HSM mm F DC MACRO OS HSM mm F2.8 DG OS HSM * The Appearance and specifications are subject to change without notice UPC Code SIGMA SONY CANON NIKON PENTAX