The Nikon AF-S 50mm f/1.4G is a full frame portrait lens with Nikon F mount (compatible with FX and DX models). The lens has a Silent Wave Motor for a very silent autofocus. The lens has Super Integrated Coating for minimal ghosting and flare. The lens has a minimum focus distance of 45 cm. The optic design consists of 8 elements in 7 groups. The lens has 9 blades and a beautifully round bokeh. The angle of view is 28°. The lens has a 58mm front filter thread. The lens dimensions are 73.5 x 54.2 mm and it weighs 280 g.