Canon EF 8-15mm F4L Fisheye USM Fisheye Ultra/Wide Zoom Lens: The Fish eye lens enables you to take a 180 degrees with excellent clarity of image as it incorporates the UD glass. Canon 8-15mm act as a fish eye lens for full frame cameras, but as a fish eye lens to APS-C cameras If you want the look and feel only possible with extreme wide angle and fish-eye photography, the new Canon EF 8-15mm f4L Fish eye USM is a world-class choice. With its unique focal length range, the EF 8-15mm f/4L USM is the world's widest fisheye zoom lens.
It delivers 180° diagonal angle of view images for all EOS SLR cameras with imaging formats ranging from full-frame to APS-C, and provides 180° circular fisheye images for full-frame EOS models.
It features UD glass for suppression of chromatic aberration, a Sub wavelength coating for reduced ghosting, a newly developed Fluorine coating that keeps soiling, smears and fingerprints to a minimum,
It features full-time manual focus for instant switching from AF to Manual operation, and is built to the standards of the amazing Canon L-series of lenses. It means the finest optics, the best construction and the best performance available, all in a lens designed to stimulate creativity and deliver stunning images every time you wish.