ChromLives EO-1 Eyecup Eyepiece Viewfinder for Olympus E3 E30 E400 E410 E420 E450 E500 E510 E520 E620 E300 E330 Replaces EP-7 emall Micro Fiber Cleaning Cloth New Eyepiece for Canon Digital SLR Cameras Perfect replacement for Eyepiece Extender Useful for eyeglass wearers and others to keep the tip of the nose from touching the camera body Block out unwanted light from your viewfinder