Zoom / alpha-a / EX DC
The SIGMA 17-50mm F2.8 EX DC HSM is a standard zoom lens for APS-C digital SLR cameras.
Compatible with the Sony A-mount, it offers a bright constant F2.8 aperture from wide angle to short telephoto, along with quiet autofocus driven by HSM.
It is suitable for a wide range of uses, including everyday photography, portraits, and indoor shooting.