The Nikon zoom lens 24-70mm F2.8G ED in Nikon F mount is a professional full frame zoom with a fixed F stop for the entire range of Nikon F. The Lens has a Nano-crystal coating that prevents reflections and ghosting, and improves contrast. Its minimum focus distance is 38cm. The lens weighs 900 grams and has a 77mm filter thread. The lens has a round aperture with 9 blades. The lens consists of 15 elements in 11 groups. The autofocus is relatively quiet and very fast. The angle of view is 84° to 34°. The lens dimensions are 83 x 133 mm.