Sigma 24-70mm f2.8 DG OS HSM Art - Nikon F-Mount Category_Bags & Cases the electromagnetic diaphragm mechanism operates

the electromagnetic diaphragm mechanism operates in sync with the camera shutter for fast automatic exposure control and consistency between shots

Manfrotto 501PL Quick Release Plate

such as the lens-to-camera junction

The HB-69 Bayonet Lens Hood is designed to keep flare from entering the lens

Sigma 24-70mm f2.8 DG OS HSM Art - Nikon F-Mount Category_Bags & Cases the electromagnetic diaphragm mechanism operatesThe Sigma 24 70mm F2. 8 DG HSM OS Art is a premium workhorse zoom lens designed for the latest high megapixel DSLRs. A constant aperture of 2. 8 through the zoom range makes this a highly versatile tool and a brand new Optical Stabilization (OS) system helps compensate for camera shake. Though a common focal length, the Sigma 24 70mm Art brings a new level of usability and durability featuring a rugged metal barrel and an emphasis on image quality.