Nikon defocus control offers new creative possibilities for shallow depth-of-field portrait photography. Photographers can fine-tune the foreground or background image area, creating unique blurred effects. Auto-focus option. Accepts 72mm filters. Built-in lens hood. Wt. 21.9 oz. Dim. 3.0" x 4.1".Portrait lens with Nikon's exclusive Defocus Control. Photographer can control the degree spherical aberration in background or foreground elements for more creative control.Rear focusing for fast AF operation