Canon PowerShot A2500 User Guide - Page 54

Center, Shooting with Servo AF, Focus., Choosing Subjects to Focus On Tracking AF, Choose [Tracking

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Still Images Choosing Subjects to Focus On (Tracking AF) Shoot after choosing a subject to focus on as follows. 1 Choose [Tracking AF]. zzFollow the steps in "Changing the AF Frame Mode" (=53) to choose [Tracking AF]. XX[ ] is displayed in the center of the screen. 2 Choose a subject to focus on. zzAim the camera so that [ ] is on the desired subject. □ zzPress the shutter button halfway. [ ] changes to a blue [ ], which follows the subject as the camera continues to adjust the focus and exposure (Servo AF) (= 54). XXIf no subject is detected, [ ] is displayed. 3 Shoot. zzPress the shutter button all the way down to shoot. • [Servo AF] (=54) is set to [On] and cannot be changed. • Tracking may not be possible when subjects are too small or move too rapidly, or when subject color or brightness matches that of the background too closely. • [AF-Point Zoom] on the [4] tab is not available. • [e] and [u] are not available. Still Images Movies Center One AF frame is displayed in the center. Effective for reliable focusing. • A yellow AF frame is displayed with [ ] if the camera cannot focus when you press the shutter button halfway. Note that AF-point zooming (=58) is not possible. • To compose shots so that subjects are positioned at the edge or in a corner, first aim the camera to capture the subject in an AF frame, and then hold the shutter button halfway down. As you continue to hold the shutter button halfway, recompose the shot as desired, and then press the shutter button all the way down (Focus Lock). Still Images Shooting with Servo AF This mode helps avoid missing shots of subjects in motion, because the camera continues to focus on the subject and adjust the exposure as long as you press the shutter button halfway. 1 Configure the setting. zzPress the button, choose [Servo AF] on the [4] tab, and then choose [On] (=26). 2 Focus. zzThe focus and exposure are maintained where the blue AF frame is displayed while you are pressing the shutter button halfway. Cover Preliminary Notes and Legal Information Contents: Basic Operations Basic Guide Advanced Guide 1 Camera Basics 2 Smart Auto Mode 3 Other Shooting Modes 4 P Mode 5 Playback Mode 6 Setting Menu 7 Accessories 8 Appendix Index 54

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54
1
2
3
4
5
6
7
8
Cover
Preliminary Notes and
Legal Information
Contents:
Basic Operations
Advanced Guide
Camera Basics
Smart Auto
Mode
Other Shooting
Modes
P Mode
Setting Menu
Accessories
Appendix
Index
Basic Guide
Playback Mode
Still Images
Movies
Center
One AF frame is displayed in the center. Effective for reliable focusing.
•
A yellow AF frame is displayed with [
] if the camera cannot focus
when you press the shutter button halfway. Note that AF-point
zooming (
=
58) is not possible.
•
To compose shots so that subjects are positioned at the edge or in a corner,
first aim the camera to capture the subject in an AF frame, and then hold
the shutter button halfway down. As you continue to hold the shutter button
halfway, recompose the shot as desired, and then press the shutter button all
the way down (Focus Lock).
Still Images
Shooting with Servo AF
This mode helps avoid missing shots of subjects in motion, because the
camera continues to focus on the subject and adjust the exposure as long
as you press the shutter button halfway.
1
Configure the setting.
z
Press the <
n
> button, choose
[Servo AF] on the [
4
] tab, and then
choose [On] (
=
26).
2
Focus.
z
The focus and exposure are maintained
where the blue AF frame is displayed
while you are pressing the shutter button
halfway.
Still Images
Choosing Subjects to Focus On (Tracking AF)
Shoot after choosing a subject to focus on as follows.
1
Choose [Tracking AF].
z
Follow the steps in “Changing the AF
Frame Mode” (
=
53) to choose
[Tracking AF].
X
[
] is displayed in the center of the
screen.
2
Choose a subject to focus on.
z
Aim the camera so that [
] is on the
desired subject.
z
Press the shutter button halfway. [
]
changes to a blue [
□
], which follows
the subject as the camera continues to
adjust the focus and exposure (Servo AF)
(
=
54).
X
If no subject is detected, [
] is
displayed.
3
Shoot.
z
Press the shutter button all the way down
to shoot.
•
[Servo AF] (
=
54) is set to [On] and cannot be changed.
•
Tracking may not be possible when subjects are too small or move
too rapidly, or when subject color or brightness matches that of the
background too closely.
•
[AF-Point Zoom] on the [
4
] tab is not available.
•
[
e
] and [
u
] are not available.