The AF Zoom-NIKKOR 80-200mm f/2.8D ED Lens from Nikon is an FX-format, fast telephoto zoom lens with a constant f/2.8 maximum aperture effective for sports and wildlife photography, photojournalism in dim light and general telephoto applications. Its 80-200mm focal length is equivalent to the angle of view of a 120-300mm lens when used on DX-format DSLRs.