Download Canon EOS Rebel T2i Eyepiece Replacement – This guide will show you how to replace the eyepiece
Step 1 — Eyepiece Turn off camera using the power botton on the top of the camera. On the bottom of the camera, open the battery door and remove the battery.
Step 2 Remove the 7 screws from the bottom of the camera using a Phillips screwdriver
Step 3 On the top cover, remove the two screws from under the metal tabs that are used to attach the camera straps.
Step 4 Remove the two screws on the right side of the camera.
Step 5 Remove 1 screw from the left side of the camera. Inside the rubber door, remove the two black screws.
Step 6 Remove the two screw beneath the eyepiece
Step 7 Remove the screw in the center of the viewfinder focus knob located to the right of the eyepiece.
Step 8 Remove the two black screws on the front of the camera just above the lens mounting ring.