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Canon® EOS Rebel XSi/450D Guide to Digital SLR Photography by David D. Busch

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Setting AF Point

You can change which of the nine focus points the Canon EOS Rebel XSi uses to calculate correct focus, or allow the camera to select the point for you. As I mentioned in Chapter 1, in A-DEP, or any of the Basic Zone shooting modes, the focus point is always selected automatically by the camera. In the other Creative Zone modes, you can allow the camera to select the focus point automatically, or you can specify which focus point should be used.

To review, there are several methods to set the focus point manually. You can press the AF Point Selection button on the back of the camera, look through the viewfinder, and use the cross keys to move the focus point to the zone you want to use. It is not necessary to hold the AF Point ...

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