Canon EOS 600 - Manual (Page 45)

Focus these subjects as follows;
1 Autofocus a substitute subject at the same
distance from the camera as your main sub­
ject, and then recompose the picture (A)
2 Hold the camera vertically and focus the sub­
ject using autofocus then recompose the pic­
ture ....................... (B)
3 Manually focus the subject following the steps
on the next page.
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