Rokinon 8mm F/3.5 Fisheye Lens for Canon; Lens creates images with an expanded perspective and allows user to capture a very unique perspective; Lens Conforms to APS-C (1:1.5x) size digital imaging format; Lens Actualizes 8mm focal length and a diagonal angle of view of 180 degrees for APS-C size; Lens Corrects aberrations using a complex aspherical lens; Manual Focus; Aperture range of F/3.5 ~ 22; Built-in Petal type hood and multi-coating help control flaring and ghosting; Minimum focusing distance of 12 inches (0.3m); Includes Lens Pouch, Instruction Manual, and One Year Rokinon Warranty