Comments about Canon Canon Focusing Screen Ee-A (Precision Matte) for EOS-5D Digital SLR Camera:

Very powerful tool if you want a precise focusing

Comments about Canon Canon Focusing Screen Ee-A (Precision Matte) for EOS-5D Digital SLR Camera:

Used during filming of motion pictures, television and music videos. Makes your focusing It is very easy to damage the stock EE-A focusing screen when removing it or damaging the new EE-S focusing screen when installing it. Once touched by fingers or scratched in any way, it is useless. The Canon spring loaded mount inside the camera body is also flimsy and can be tweeked at the same time. That being said, it makes focusing the lenses in low light situations quicker. Be sure to change your auto focusing settings if you install any focusing screen different than the stock EE-A.