Opteka Platinum Series 0.3X HD Ultra Fisheye Lens for Canon DC40, DC50, HV10, Optura 10, 20, VIXIA HF M30, M300, M31, M32, HF10, HF100, HF11, HF20, HF200, HF21, HG20, HG21, HR10, LEGRIA HF M31, M32, HF10, HF100, HF11, HF20, HF200, HF21, HG20, HG21, HR10 and iVIS HV10 Digital Video Camcorders Direct 37mm mount. Includes adapters for 25mm, 30mm, & 30.5mm Produces an extraordinary degree of barrel distortion. Adding the lens to the camcorders Zoom Lens, results in a 130Deg horizontal angle of view Exaggerates depth, pulling nearby objects closer and causing distant objects to recede into the background Designed to maximize day and night shots by providing maximum light and image Brand new, 5 Year warranty