The Nikon Z 85mm f/1.8 S is a full-frame professional portrait prime lens for Nikon Z cameras. It has an 85mm focal length, which is ideal for portraits because it gives a natural, flattering perspective without face distortion, and an f/1.8 aperture that works well in low light while producing smooth background blur (bokeh). It is part of Nikon’s premium S-Line series, known for very sharp image quality, accurate colors, and excellent subject separation, making it one of the most popular portrait lenses in the Z system for weddings, fashion, and general portrait photography.