Face Aiaf; Choosing Subjects To Focus On (Tracking Af) - Canon PowerShot SX420 IS User Manual

Face AiAF

● Detects people's faces, and then sets the focus, exposure (evaluative
metering only), and white balance ([ ] only).
● After you aim the camera at the subject, a white frame is displayed
around the person's face determined by the camera to be the main
subject, and up to two gray frames are displayed around other
detected faces.
● When the camera detects movement, frames will follow moving
subjects, within a certain range.
● After you press the shutter button halfway, up to nine green frames are
displayed around faces in focus.
● If faces are not detected, or when only gray frames are displayed
(without a white frame), up to nine green frames are displayed in
the areas in focus when you press the shutter button halfway.
If faces are not detected when Servo AF ( = 57) is set to [On],
●
the AF frame is displayed in the center of the screen when you
press the shutter button halfway.
● Examples of faces that cannot be detected:
- Subjects that are distant or extremely close.
- Subjects that are dark or light.
- Faces in profile, at an angle, or partly hidden.
● The camera may misinterpret non-human subjects as faces.
● No AF frames are displayed if the camera cannot focus when you
press the shutter button halfway.
Still Images Movies
Shoot after choosing a subject to focus on as follows.

Choosing Subjects to Focus On (Tracking AF)

1
Choose [Tracking AF].
● Follow the steps in "Changing the AF
Frame Mode" ( = 55) to choose
[Tracking AF].
● [ ] is displayed in the center of the
screen.
2
Choose a subject to focus on.
● Aim the camera so that [ ] is on the
desired subject, and then press the [ ]
button.
● When the subject is detected, the camera
beeps and [ ] is displayed. Even if the
subject moves, the camera will continue
to track the subject within a certain range.
● If no subject is detected, [ ] is displayed.
● To cancel tracking, press the [ ] button
again.
3
Shoot.
● Press the shutter button halfway. [
changes to a blue [
the subject as the camera continues to
adjust the focus and exposure (Servo AF)
( = 57).
● Press the shutter button all the way down
to shoot.
Before Use
Still Images Movies
Basic Guide
Advanced Guide
1
2
3
4
5
6
7
8
9
Index
]
], which follows
Camera Basics
Auto Mode
Other Shooting Modes
P Mode
Playback Mode
Wi-Fi Functions
Setting Menu
Accessories
Appendix
56