Sony Alpha DSLR-A560 Instruction Manual page 92

In focus check Live View mode, each AF method has the following
differences.
Contrast AF
Phase-detect AF
Shooting technique
• When using [Contrast AF], attach the camera to a tripod because the
focus may be difficult to be adjusted properly.
Notes
• When using [Contrast AF], it may take time to adjust the focus, depending on the
subject or the lens attached.
• If you press the shutter button or AF button, the camera focuses on the subject again,
even if the proper focus has already been obtained.
• The brightness of the screen may change when the contrast AF is activated.
• AF illuminator light is not emitted.
Subjects that may require special focusing
Using the autofocus, it is hard to focus on the following subjects. In such
cases, use the focus lock shooting feature (page 87) or manual focus
(page 90).
• It is dark and the subject is distant.
• The contrast between the subject and the background is poor.
• The subject is seen through glass.
• The subject is moving quickly.
• The subject reflects light such as mirror, or has shiny surfaces.
• The subject is flashing.
• The subject is backlit.
The focus may hard to be achieved, depending on the lens attached, even if
you shoot the same subject.
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Live View works even when the focus is being adjusted.
• Only when SAM lenses or SSM lenses are used.
• The Face Detection and Smile Shutter functions cannot be
used.
• The AF area setting can be selected from either [Spot] or
[Flexible Spot].
This shortens the time the focus is achieved, however, Live
View does not work when the focus is being adjusted.
• The AF area setting can be selected from either [Wide],
[Spot], or [Local].