The Eyepiece is designed to seal out stray light for improved viewfinder optics. Made of soft TPU rubber, it protects your eyes from scratches, especially for eyeglass users. 

The eyepiece adopts an ergonomic oval shape to fit your eyes better. 

Besides, the eyepiece is 360º rotatable, so you can adjust it for horizontal or vertical view. 

Product HighlightsSeals out stray light for improved viewfinder opticsSoft TPU rubber allows for eye comfort, especially for eyeglass users Ergonomic oval shape is designed to fit your eyes betterRotates 360º for horizontal or vertical view 

Compatible Cameras:Canon EOS 1D X / 1Ds Mark III / 1D Mark IV / 1D Mark III / 5D Mark IV / 7D Canon EOS 5D Mark IV, EOS-1D X Mark II, EOS 1D X, EOS 5D Mark III, EOS 5DS, EOS 5DS R, EOS 7D Mark II, etc.