It features a new optical formula comprising 17 elements in 12 groups, including one SLD (Special Low Dispersion) element.
Sigma today has officially announced the new 85mm f/1.4 DG DN Art lens for Sony E-mount. This lens is a fast portrait prime for Sony E and Panasonic/Leica/Sigma L-mount. The lens features 15 elements, including one aspherical and five SLD (special low dispersion). It has 11 aperture blades and its focus unit is driven by a high-speed stepping motor. The minimum focus distance of the 85mm F1.4 is 0.85m (34″) and the maximum magnification is 0.12x.
Here are first leaked product images of upcoming Sigma 85mm f/1.4 DG DN Art lens for Sony E-mount. This lens will be officially announced on August 6th, 2020.