The Tamron 100-400mm f/4.5-6.3 Di VC USD is lightweight a fullframe 100-400mm ultra-telephoto zoom lens. A 100-400mm focal length, and minimum focus distance of 150cm, makes the lens is highly versatile and suitable for subjects like sports, nature, birding, wildlife, select portrait styles, documentary, events, macro-style shooting and other telephoto subjects.The Tamron 100-400mm zoom lens features a low weight of 1.1kg, and a compact size of 199mm in length. Optics are fantastic thanks to three low dispersion glass elements and an eBAND coating.This lens model features a full-frame Nikon F mount to make it compatible with Nikon’s FX full-frame and DX cropped sensor DSLR cameras.