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The Sigma 28-70mm f/2.8 EX DG lens is a compact and lightweight constant f/2.8 aperture zoom lens and is optimized for digital SLR cameras, but can also be used with film SLR cameras. The 28-70mm zoom range makes this lens the ideal choice as a standard zoom lens for photojournalism or general photography.
The lens is specially optimized for digital SLR cameras, and Super Multi Coating gives superb color performance whilst cutting down flare and ghost. Two SLD elements and four aspherical lenses provide the ultimate correction against distortion as well as all types of aberration, especially spherical aberration. Its advanced optical design ensures high performance throughout the entire zoom range.
Lens focusing ring does not move during autofocus, making for easy handholding
Super Multi Layer (SML) coating reduces ghost and flare
Two pieces of Special Low Dispersion (SLD) elements and four aspherical lenses provide high quality images throughout the entire zoom range
Minimum focusing distance of 13" (33 cm) at all focal lengths
As part of the DG line, this lens is optimized for digital cameras
In the Box
Sigma Zoom Wide Angle-Telephoto 28-70mm f/2.8 EX DG Autofocus Lens for Canon EOS
Front & Rear Lens Caps
1-Year Worldwide Warranty + 3-Year Extended USA Warranty
Table of Contents
Minimum Focus Distance
13" (33 cm)
Angle of View
75 - 34°
1.1 lb (510 g)
Sigma 28-70mm f/2.8 EX DG Autofocus Lens for Canon EOS Review