Comments about Sigma Sigma 80-400mm f/4.5-5.6 EX DG OS (Optical Stabilizer) APO IF Tele Zoom Lens with Hood for Nikon AF-D.:
This Telephoto Sigma lens is excellent for fast events. there's nothing more to ask about. It is a perfect toy for sports and adventure photography.
I will recommend this to everybody that will ask for telephoto lens.