Nikon Nikkor 85mm f/1.8 Non-AI is an extraordinary moderate telephoto lens delivering superb sharp, vivid, and clear images at all stages. Its fast maximum aperture permits shooting still images or videos in appropriate light and low light conditions. The image prespective obtained using the 85mm f/1.8 Non-AI lens is natural and highly suited to realistic portraiture effects. The wide aperture allows higher isolation of the focused subject for an increased sense of rapport with the subject. This lens employs six elements in four groups lens, 28° viewing angle, 3 feet close focusing distance with no distortion at infinity, 52mm filter thread and six round diaphragm blades producing an elegant bokeh effect. The NAI lens has metering prong capabilities with one row of f/stops.