Raynox HDP-2805 ES High Definition Diagonal Fisheye Lens, 0.28x conversion. The HDP-2805ES lens is a Fisheye lens for capturing images with an extremely wide angle, compatible with high-definition camcorders and digital cameras. The lens supports 5x zoom, allowing focus from the widest angle of the lens to 5x zoom. It is made of high-definition eco-friendly optical glass elements in a 3-group/3-element combination and features a compact size with lightweight. It achieves an astonishing high resolution of 475 lines/mm at the center (MTF30%). Mounting on a wide-angle lens with a focal length of f=26mm or less (35mm film equivalent) allows shooting a scene with a 180-degree diagonal. It comes with two adapter rings F52-M49mm and F52-M52mm for use with lenses of the same filter size. It has 52mm basic rear threads. It creates an image with -64% distortion, achieving the Fisheye effect. High-definition 3-group/3-element design and compact size of 205g.