EXTREME FISHEYE Fits right over your camera's existing lens system and will convert your 18-55mm lens into a super wide fisheye macro lens, allowing you to get more in the picture, include more of the landscape, more people in group picture, and interiors show more of the room. Perfect lens for extreme sports, skateboarding, skydiving bike jumping etc.... It also has the separate Macro lens, that can be used for very detailed close up pictures. Truly 2-in-1 photographic solution.