Opteka 2x 180Deg Degrees "FlipEye" Fisheye Converter Magnetic Magnet Lens for Canon Ixus II, IIS, 30, 40, 50, 300, 320, 330, 400, 430, 500, 700, V, V2, V3, PowerShotA50, A300, A310, S10, S20, S30, S40, S45, S50, SD100, SD200, SD300, S300,S320, S330, S400, S500, SD500, SD600, SD750, S220, S200, S230 Magnification: Up to 180 degrees Includes metal ring that is fixed around the original lens Portable and Detachable Works with: Canon Ixus II, IIS, 30, 40, 50, 300, 320, 330, 400, 430, 500, 700, V, V2, V3, PowerShotA50, A300, A310, S10, S20, S30, S40, S45, S50, SD100, SD200, SD300, S300,S320, S330, S400, S500, SD500, SD600, SD750, S220, S200, S230