Canon EOS 70DW Instruction Manual page 381

Single focal length lens
Zoom lens
8: Fine Adjustment of AF's Point of Focus
Make the adjustment.
4
For a zoom lens, press the <V> key
and select the wide-angle (W) or
telephoto (T) end. Press <0> and
the box will disappear, allowing you to
make the adjustment.
Press the <U> key to adjust as
desired, then press <0>. The
adjustable range is ±20 steps.
Setting it toward "-:
point of focus in front of the standard
point of focus.
Setting it toward "+:
point of focus to the rear of the
standard point of focus.
For a zoom lens, repeat step 4 and
adjust it for the wide-angle (W) and
telephoto (T) ends.
After completing the adjustment,
press the <M> button to return to
the screen in step 1.
Select [2: Adjust by lens], then
press <0>.
Press the <M> button to exit.
Check the result of the adjustment.
5
Take a picture and play back the
image (p.290) to check the
adjustment result.
When the resulting picture is focused
in front of the targeted point, adjust
toward the "+:
resulting picture is focused behind the
targeted point, adjust toward the
"-: " side.
If necessary, do the adjustment again.
" will shift the
" will shift the
" side. When the
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