The new Sigma 18-50mm f/2.8 DC DN | Contemporary lens for L and E mount is rumored to be announced on October 19th. Here are the leaked lens specifications: 13 elements in 10 groups minimum shooting distance 12.1cm (wide angle) / 30cm (telephoto) maximum shooting magnification 1: 2.8( Wide angle) / 1: 5 (telephoto) filter … Continue reading The new Sigma 18-50mm f/2.8 DC DN | Contemporary lens for L and E mount is rumored to be announced on October 19th