Zoom / sigma-sa / 17-70mm DC Macro
A standard zoom lens from SIGMA for APS-C cameras, covering a focal-length range of 17–70mm.
Its maximum aperture is f/2.8 at the wide-angle end and f/4.5 at the telephoto end, and its Macro design supports close-up photography.
It features a SIGMA SA mount and can be used with compatible SLR cameras such as the SIGMA SD series.