Hoodman HoodEye Canon 18mm L HoodEYE for CANON 5D, 5DII, 6D, 6DII & T3. HoodEYE links your eye to the camera by comfortably sealing out ambient light. You can easily upgrade your camera eyepiece in just a few seconds.
Characteristics
Slides over eyepiece mounting rails
Rotates to accommodate right or left eyed shooters