Sigma has announced the previously leaked Sigma 28-70mm f/2.8 DG DN Contemporary lens for E-mount and L-mount: Pre-orders: Adorama | B&H Hands-on, reviews and sample photos: 42West | Explora | Sigma blog | Sigma website |  Dpreview Product highlights: L-Mount Lens/Full-Frame Format Aperture Range: f/2.8 to f/22 Two FLD Elements, Two SLD Elements Three Aspherical Elements Super … Continue reading Announced: Sigma 28-70mm f/2.8 DG DN Contemporary lens for E-mount and L-mount