GTMax Replacement Eyecup - EB for Canon EOS 70D, 6D, 60Da, 60D, Rebel T2i, EOS 5D Mark II, EOS 50D, EOS 40D, Digital Rebel XTi, Rebel XS Brand new generic canon eyecup EB. This high quality eyecup is 100% compatible with Canon Eyecup EB. Custom designed to provide cushioning around the camera's eyepiece. It is especially useful to eyeglass wearers. Block out unwanted light from your viewfinder.