Sigma 70-300mm f/4-5.6 DG APO Macro Telephoto Zoom Lens for Nikon SLR Cameras Optimized for use with digital SLR cameras Multi-layer lens coating and lens design reduces flare and ghosting Minimum focusing distance is 37.4 inches at all zoom settings Features 14 lens elements in 10 Groups High-performance lens ideal for portraits, sports photography, nature photography