A Hyper Sonic Motor (HSM) ensures quiet, accurate and fast autofocus and an optical Stabilizer (OS) helps compensate for camera shake.
Mininum Aperture - f22. SIGMA DC lenses cannot be used with digital cameras with an image sensor larger than APS-C size* or 35mm SLR, and APS Film SLR cameras.
Features a new matte black finish, thermally stable composite material in its construction and smaller and lighter design then previous models.