DN - lens designed for mirrorless digital cameras.DG - the lens is designed for full-frame SLR digital cameras.EX ( EXcellent) - the highest quality professional lens.Sigma 20-40mm Zoom 1: 2.8 EX DG aspherical IF, 17/13, since August 2001.Separately, you can still identify almost universal: ![]() Sigma 24-60mm 1: 2.8 Zoom EX DG, 16/15, several subversions, since May 2004.Sigma 24-70mm 1: 2.8 Zoom EX DG aspherical, 14/13, since February 2001.Sigma 28-70mm 1: 2.8 Zoom EX aspherical DF, 15/12, since February 2001.It is sometimes very difficult to distinguish one model from another, as well as find information on a particular modification.īelow are listed all such lenses in chronological order of their publication, the names are indicated according to the spelling on the lens housing or near the front lens, and the optical design and the number of special elements are indicated: Sigma has the largest family tree of universal high-aperture zoom lenses. Lens suitable for cropped cameras Nikon DX and for full-frame cameras Nikon fx, has a built-in ultrasonic focusing motor 'HSM' (Hyper Sonic Motor), and therefore will work on any Nikon digital SLR camerareleased since 1999. This review presents the Sigma 24-70mm 1: 2.8 EX DG HSM option for Nikon cameras. Not so long ago, I was reviewed by optically very high quality Sigma 50-150mm 1: 2.8 APO DC HSM EX Optical Stabilizer и Sigma 35mm 1: 1.4 DG A HSM, which can only be found fault with trifles, mainly related to the specifics of working with the Nikon system. I'm not a big fan of third-party lenses, however, Sigma has to be given credit lately as there are some great products among their products. The Sigma 24-70mm 1: 2.8 EX DG HSM is a good all-round fast zoom lens.
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