Shooting Problem Subjects For The Autofocus - Canon PowerShot A310 User Manual

Shooting Problem Subjects for
the Autofocus
Shooting Mode
The following types of subjects may not be
suited to autofocus photography. Use the
focus lock in these situations.
Subjects with extremely low contrast to the
surroundings
Subjects mixing close and far objects
Subjects with extremely bright objects at the
center of the composition
Subjects that are moving quickly
Subjects with horizontal stripes
1
Aim the camera so that a subject
at the same focal distance as the
main subject is centered in the
viewfinder or in the AF frame
displayed on the LCD monitor.
2
Press and hold the shutter button
halfway, and wait until the camera
beeps twice.
3
Re-aim the camera direction to
compose the shot as desired and
press the shutter button all the
way.
When using focus lock, the focus will
lock on the subject in the center AF
frame if you set
[ (Rec.)] menu.
When shooting through glass, get as
close as possible to avoid reflection off
the glass.
Shooting – Advanced Functions
to [Off] in the
63