Nikon NIKKOR Z 85mm f/1.8 SPopular for portraiture, the NIKKOR Z 85mm f 1. 8 S from Nikon is a short telephoto prime characterized by its flattering focal length and bright f 1. 8 design. The maximum aperture strikes a balance between size, weight, and speed, offering suitable speed for working in difficult lighting yet remaining sleek enough for handheld use. In terms of optics, two extra low dispersion elements are featured, and help to reduce color fringing and chromatic