Nikon AF FX Fisheye-NIKKOR 16mm f/2.8D Fixed Lens with Auto Focus for Nikon DSLR Cameras Lens not zoomable Fisheye 16mm Full-frame fisheye images with a picture angle of 180 (diagonal). Minimum Focus Distance- 0.85 ft. ( 0.25 m) Close-Range Correction (CRC) system provides high performance at both near and far focusing distances Nikon Super Integrated Coating for minimized flare and ghost, providing good color balance Picture angle: 180 [107 with Nikon digital cameras (Nikon DX format)]