Tokina AT-X 11-20mm F/2.8 Pro DX Ultrawide Zoom Lens for Digital Nikon F Mount Cameras. The Tokina AT-X 11-20mm F2.8 PRO DX ultra-wide angle lens features an expanded telephoto zoom range and improved optical performance. The lens is designed for use with Nikon DSLR cameras with APS-C (DX) sensors. Tokina adds to its family of […]