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Sigma 28-70mm F2.8 DG DN Contemporary (Coming Soon): B&H Photo / Amazon The L-mount version of the Sigma “28-70mm F2.8 DG DN” has 16 elements in 12 groups (2 FLD glass, 2 SLD glass, 3 aspherical lenses), and the shortest is 0.19m (wide-angle end) /0.38m ( (Telephoto end), maximum shooting magnification 1: 3.3 (wide-angle end) /1: 4.6 […]