Canon PowerShot S30 - Manual (Page 86)

84 Shooting - Selecting Particular Effects
Shooting Problem Subjects for the Autofocus
The autofocus may not work well on the following types of subjects.
•
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
To shoot these subjects, first aim the camera at an object at a similar distance, lock the
focus and recompose the image with the desired subject, or use the manual focus.
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• When shooting through glass, get as close as possible to avoid reflections off the
glass.
Shooting with Focus Lock
Focus Lock Method 1
1
Press the button to turn on the LCD monitor.
2
Aim the AF frame at an object at a similar distance to the
subject you wish to shoot.
3
Press the shutter button halfway to lock the focus.
• The AE setting will also lock when you do this. The exposure may
occasionally be incorrect if the difference between the two items is too
great. Use Method 2 or the AE lock procedure when this happens.
4
Keep it pressed while you recompose the image and press the
shutter button all the way to shoot the image.