Canon EOS 5D Mark III, Instruction Manual, Page: 72 / 404

72
61 AF points are provided for AF. You can select the AF point(s) suiting
the scene or subject.
Depending on the lens attached to the camera, the number of
usable AF points and AF point patterns will differ. For details,
see “Lenses and Usable AF Points” on page 79.
You can select one of six AF area selection modes. See the next page
for the selection procedure.
Single-point Spot AF (Manual
selection)
For pinpoint focusing.
Single-point AF (Manual
selection)
Select one AF point to focus.
AF point expansion (Manual
selection )
The manually-selected AF point < S >
and four surrounding AF points < w >
(above, below, on the left and on the
right) are used to focus.
S
Selecting the AF Area
N
AF Area Selection Mode
COP
Y