Walimex Pro 8mm 1: 3.5 Fisheye II DSLR lens AE (detachable lens hood, IF, chip for Nikon F lens mount black (Accessories)
First of all you should ask yourself before buying, if you really need a Fisheye. For most users, this question must be answered clearly: Not really. It is a beautiful picture effect, but ultimately a gimmick. Personally, I've bought the Fisheye, so