The Sigma 17-70 mm f/2.8-4 DC HSM OS Wide-Angle Zoom Lens with Macro offers a conveniently compact and versatile design that’s ideal for taking with you out on the field. Versatile shooting With a wide zoom range, the high performance 17-70 mm offers versatile shooting options and is ideal for travel, landscape, portraiture and sports. Compact and lightweight, this wide-angle zoom matches perfectly with the smaller bodies of Nikon APS-C DSLRs. A low aperture of f/2.8 makes the 17-70 mm suitable for shooting subjects at extremely close range and in low light conditions. With seven rounded blades making up the diaphragm you can get creative by creating a smooth bokeh in the background. Get closer to your subject A dedicated macro function and minimum focusing distance of 22 cm makes the 17-70 mm ideal for close-up photography. A Hyper Sonic Motor (HSM) ensures quiet focusing, ideal when capturing small insects. For sharp, blur-free images, the 17-70 mm incorporates Sigma’s Optical Stabiliser (OS) which offers effective correction of approximately 4 stops to counter camera shake even during macro photography. Superior quality The 17-70 mm incorporates two “F” Low Dispersion glass elements to eliminate chromatic aberration of magnification and axial chromatic aberration for excellent image quality throughout the entire zoom range. Finished with a Super Multi-Layer Coating to reduce flare and ghosting, the 17-70 mm delivers sharp and high contrast results even in backlit conditions. The included tulip shaped lens hood also helps assist with avoiding flare. Sigma USB Dock compatible The 17-70 mm is compatible with the Sigma USB Dock (sold separately), which enables you to update the lens firmware and adjust parameters such as focus. Offering excellent versatility when shooting, the compact Sigma 17-70 mm f/2.8-4 DC HSM OS Wide-Angle Zoom Lens with Macro is ideal for the travelling photographer.