The Nikon AF-S NIKKOR 24-70mm f/2.8E ED VR Lens is a professional full frame zoom lens for Nikon F mounts with a constant aperture of F/2.8 over its entire range. The lens has nano crystal coating to prevent ghosting and reflections. The lens consists of 15 elements in 11 groups. It has a rounded aperture with 9 blades. It also has a fast and silent autofocus motor. Different from Nikon’s regular 24-70, this lens also has image stabilization. This means the lens actively helps to reduce light movements during photography and video. The lens weighs 900 grams and has a 77mm filter size. The angle of view is 84° to 34°. Its dimensions are 88 x 154.5 mm.