Sigma 105mm F2.8 DG DN Macro for E- and L-mount arrives in October

Sigma has unveiled an all-new 105mm F2.8 macro lens, which will provide 1:1 reproduction and will be offered for E-mount and L-mount mirrorless cameras. It features a new optical formula comprising 17 elements in 12 groups, including one SLD (Special Low Dispersion) element. The 105mm F2.8 DG DN Macro features a 14cm (5.5") working distance, an aperture ring that functions either clicked or de-clicked, and a three-zone focus limiting switch. The lens is dust- and splash-proof, and the L-mount ve...