Sigma will soon announce two new lenses on August 8th : Sigma 20mm f/1.4 DG DN Art Lens configuration: 17 elements in 15 groups (2 SLD glass, 3 aspherical lenses) Number of aperture blades: 11 (circular aperture) Minimum shooting distance: 0.23m Maximum shooting magnification: 1: 6.1 filter Diameter: 82mm Size: φ87.8 x 111.2mm (E-mount version … Continue reading Sigma will soon announce two new lenses: 20mm f/1.4 DG DN Art and 24mm f/1.4 DG DN Art *UPDATED*