The Aqua Tech CEP-1 Eyepiece is designed to fit Canon EOS: 1, 1N, 1N-RS, 1V, 1D Mark II, 1DS, 1DS Mark II, 1DS Mark IIN, 5D, 5D Mark II, 20D, 30D, 40D, 50D, 60D, Rebel xT, Rebel xTi, Rebel xS, Rebel xSi, Rebel T1i, Rebel T2i, D2000 and the EOS-DCS cameras when used with a Sport Shield rain cover. It holds the cover to the camera to maintain waterproofing. (Not designed for use in or underwater)
