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Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement

What you need

  1. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement, Dioptric Adjustment Lens: step 1, image 1 of 2 Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement, Dioptric Adjustment Lens: step 1, image 2 of 2
    • Turn off camera using the power button on the top of the camera.

    • On the bottom of the camera, open the battery door and remove the battery.

  2. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 2, image 1 of 1
    • Remove the 7 screws from the bottom of the camera using a Phillips screwdriver

  3. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 3, image 1 of 1
    • On the top cover, remove the two screws from under the metal tabs that are used to attach the camera straps.

  4. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 4, image 1 of 1
    • Remove the two screws on the right side of the camera.

  5. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 5, image 1 of 1
    • Remove 1 screw from the left side of the camera.

    • Inside the rubber door, remove the two black screws.

  6. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 6, image 1 of 1
    • Remove the two screws beneath the eyepiece

  7. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 7, image 1 of 1
    • Remove the screw in the center of the viewfinder focus knob located to the right of the eyepiece.

  8. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 8, image 1 of 1
    • Remove the two black screws on the front of the camera just above the lens mounting ring.

    • NOTE: Do not remove any of the silver screws on the lens mount ring. This could cause problems with auto focussing features.

  9. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 9, image 1 of 3 Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 9, image 2 of 3 Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 9, image 3 of 3
    • Using the spudger and plastic opening tool, pry the back of the camera loose.

    • Remove the ribbon connector on the lower left hand side of the circuit board.

  10. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 10, image 1 of 1
    • Using the spudger and plastic opening tool, pry the bottom of the front panel of the camera over the tripod mount.

  11. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 11, image 1 of 1
    • Remove the ribbon connector on the upper right hand side of the circuit board.

    • Remove the microphone connection on the upper left hand side of the circuit board.

  12. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 12, image 1 of 1
    • On the lower left side on the front of the camera, disconnect the red and yellow wires from the circuit board.

  13. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 13, image 1 of 1
    • Pull the top cover free.

  14. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 14, image 1 of 2 Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 14, image 2 of 2
    • Remove the red wire that travels across the mirror box.

  15. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 15, image 1 of 1
    • Remove the 4 screws holding the mirror box in place.

  16. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 16, image 1 of 2 Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 16, image 2 of 2
    • Remove 3 screws to disconnect the ribbon mount assembly

  17. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 17, image 1 of 2 Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 17, image 2 of 2
    • Now that the top assembly is free, this exposes another screw on the right side of the mirror box.

    • Remove this screw.

    • Remove the orange ribbon cable.

  18. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 18, image 1 of 1
    • Remove the viewfinder assembly from the camera.The screws that hold the eyepiece in place are accessible. Remove these 3 screws from the rear face of the eyepiece. Two screws are located at the bottom and one screw is located on top.

  19. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 19, image 1 of 2 Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 19, image 2 of 2
    • With the screws removed, the eyepiece can easily be pulled free.

  20. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 20, image 1 of 1
    • Swivel the dioptric lens 90 degrees.

  21. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 21, image 1 of 1
    • Remove pin with tweezers.

  22. Canon EOS Rebel T2i Dioptric Adjustment Lens Replacement: step 22, image 1 of 1
    • Compress spring and remove spring and dioptric lens assembly

Conclusion

To reassemble your device, follow these instructions in reverse order.

One other person completed this guide.

Jacob Jaskolka

Member since: 03/30/15

745 Reputation

4 Guides authored

Team

One Comment

Thank u for the clear directives.

Really helped

For those who are intending to clean the internal prism mirrors, do note the two pieces on the top are no made of glass hence easily scratched. Best to avold wiping them.

Lex - Reply

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