Sigma today has officially announced the new 24-70mm f/2.8 DG DN Art lens for Sony E-mount and L-mount. Price and release date is not available yet, stay tuned. This lens has a total of 19 elements, including low dispersion, special low dispersion and aspherical glass. Sigma’s ‘Super Multi-Layer’ and ‘Nano Porous’ coatings have been applied to reduce flare and ghosting. Autofocus is driven by a stepping motor and the lens can focus as close as 18cm (7.1″).
