Sony α SLT-A58 Instruction Manual page 208

3
Press the shutter button halfway
down so that the camera
automatically locks onto a target
and tracks the subject.
The camera continues to focus while the
shutter button is pressed and held
halfway down. When the subject is in
focus, the target frame turns green.
4
Press the shutter button to shoot the subject.
When [AF area] is set to [Wide], the camera starts tracking the subject around
the center area.
The camera focuses on the subject using all areas during tracking.
• The camera can start tracking the subject from the selected area when [AF
area] is set to [Local], [Spot], or [Zone].
Shooting techniques
• To capture persons, you can detect and track the person's face using the
following settings: [Lock-on AF] is set to [On(Lock-on AF w/ shutter)],
[AF area] is set to [Wide], and [Smile/Face Detect.] is set to [Face
Detection On]
• When the subject is small on the Live View screen, you can track the
subject certainly by setting the autofocus area in advance using the
following settings: [Lock-on AF] is set to [On(Lock-on AF w/ shutter)],
[AF area] is set to [Local] or [Zone].
112
Adjusting the focus
Target frame