CowboyStudio Eye Cup Eyecup for Canon EOS 10d, 20d, 30d, 40d, 50d, 60D, 7d, 5D, 5d Mark II, III, 1D, 1Ds, Mark II, III, IV. 1DC, 1DX
The CowboyStudio eyecup is a great addition to any studio.  Having one on your camera makes the viewfinder readout easy to see even on a bright and sunny day. Camera eyecups provide cushioning around the camera's eyepiece, and are especially useful to eyeglass wearers.