The Nikon AF-S NIKKOR 85mm f/1.4G Lens has a Nikon F mount and is made for full frame cameras. On an APS-C model, it has a focal length of 136mm (full frame equivalent). The lens weighs 595g. The front filter thread has a diameter of 77mm. The minimum focus distance is around 85 cm. Thanks to its large F1.4 aperture, your subject and background are separated beautifully. The aperture has 9 rounded blades, creating a bokeh with equally blurry areas.