High Definition 0.21X Fisheye Wide angle Lens For The Canon EOS 7D Digital SLR Camera Which Has This(18-135mm, 17-85mm) Canon Lens Mounts on any camcorder with 58mm lens filter thread 180 Degrees Circular Fisheye Capability Multi Coated Optics Lens System 3 Elements in 3 Groups Steel Barrel Design Made in Japan