Canon PowerShot SD300 PowerShot SD300/200, DIGITAL IXUS 40/30 Camera User Guid - Page 88

Shooting Hard-to-Focus Subjects Focus Lock, AF Lock

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Shooting Hard-to-Focus Subjects (Focus Lock, AF Lock) Shooting Mode *The AF lock only works in the or mode. It may be difficult to focus on the following types of subjects. Use the focus lock or AF lock in these situations. • Subjects with extremely low contrast to the surroundings • Subjects with extremely bright objects at the center of the composition • Subjects that are moving quickly • Subjects through glass: Try to shoot as close to the glass as possible to reduce the chances of light reflecting back off the glass. • Subjects with horizontal stripes Shooting with the Focus Lock 1 Aim the camera so that an object 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 the shutter button halfway (two beeps will play). The focal distance to the object is locked. 3 Re-aim the camera to compose the shot as desired and press the shutter button fully. 86

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86
Shooting Hard-to-Focus Subjects (Focus Lock, AF Lock)
*The AF lock only works in the
or
mode.
It may be difficult to focus on the following types of subjects. Use the focus
lock or AF lock in these situations.
•
Subjects with extremely low contrast to the surroundings
•
Subjects with extremely bright objects at the center of the composition
•
Subjects that are moving quickly
•
Subjects through glass:
Try to shoot as close to the glass as possible to reduce the chances of
light reflecting back off the glass.
•
Subjects with horizontal stripes
Shooting with the Focus Lock
1
Aim the camera so that an object 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 the shutter button halfway
(two beeps will play).
The focal distance to the object is locked.
3
Re-aim the camera to compose the
shot as desired and press the
shutter button fully.
Shooting Mode