Nikon has today introduced three new Nikkor AF-S lenses, the 400 mm f/2.8D IF-ED II, 500 mm f/4D IF-ED II and 600 mm f/4D IF-ED II. "Nikon Corporation is pleased to announce THREE new additions to their outstanding range of superior AF-S Nikkor super telephoto lenses designed for sport and nature photographers. In listening to the wishes of photographers, Nikon have succeeded in dramatically reducing weight AND achieving closer focusing distances than their predecessors."