Procedure for setting the AF mode PowerShot SX100 IS.

Article ID: ART122902 | Date published: 05/12/2015 | Date last updated: 08/17/2015
 

Description

Procedure for setting the AF mode PowerShot SX100 IS.

Solution

Switching between Autofocus Modes and settings AiAF.

The autofocus or AF Frame indicates the area of the composition on which the camera focuses. You can set the AF frame in the following ways.

Switching between Focus Settings.

Face Detect

You can have the camera automatically detect the position of a face and use this data to set the focus and exposure while shooting. In addition, the camera will meter the subject so that the face is correctly illuminated when the flash fires. If a face is not detected shooting will take place with [Center].

Center

The camera fixes the AF frame at the center. This is convenient for making sure the focus is exactly where you want it.
  • Selecting an AF Frame Mode.

1. Select [AF Frame].

- Press the <MENU> button.

- In the menu, use the or button to select [AF Frame].

2. Accept the setting.

- Use the or button to select [Face Detect] or [Center].

- Press the <MENU> button to complete the setting.

  • Changing the AF Frame Size ([Center] selected)

You can change the AF Frame size to match a subject. You reduce the area used to set the focus when you reduce the AF frame to match a small subject or to focus on a particular portion of a subject.

1. Select [AF Frame Size].

- Press the <MENU> button.

- In the menu, use the or button to select [AF Frame Size]

2. Accept the setting.

- Use the or button to select [Normal] or [Small].

- Press the <MENU> button to complete the setting.

  • Selecting a Subject to Focus On (When [Face Detect] Is Selected)

Once the focus is fixed to a subject's face, the frame can be set to follow the subject (Face Select and Track).

1. Select a face you wish to focus on.

- When a face is detected press the button.

  • The camera enters face designation mode, and the face frame of the main subject displays in green. Even if the subject moves, the frame will follow the subject within a certain range.

- Select the person you wish to focus on.

  • When several faces have been detect, pressing the or button or turning the control dial will move the face frame to another subject.
  • The face frame will not display when a face is not detected. When the AF frame mode is set to [Center], the focusing frame will display in green in the center of the monitor.
  • Holding down the <DISP.> button will display face frames of all the detected faces. (green: face of main subject, white: detected faces).
  • The <MENU> button and button cannot be used.

- Press the button again.

  • The camera exits the face designation mode, and the face frame of the main subject will change to white. The frame will continue to follow the subject within a certain range.
  • You can make shooting function settings in the FUNC. menu.

2. Press the shutter button halfway.

  • The face frame of the main subject will change into a single box.

3. Press the shutter button all the way to shoot.

  • In the following cases the face select mode will be cancelled.

- When turning the power back on.

- Using the digital zoom or digital tele-converter

- When the <MENU> button is pressed to display the menu.

- When a selected face cannot be tracked for several seconds.

  • When the AF Frame mode is set to [Center], you cannot select faces while using the digital zoom.

O The AF frame appears as follows when the shutter button is pressed halfway.

- Green: Shooting preparations complete

- Yellow: Focusing difficulty ([Center] option)

- No AF frame: Focusing Difficulty ([Face Detect] option)

- A maximum of 3 frames will be displayed at the positions of faces the camera detects. At this point, the frame the camera judges to be the main subject appears in white while the others appear in gray. Pressing the shutter button halfway displays up to 9 green AF frames.

- The camera will shoot using [AiAF] not the [Face Detect] function if a white frame fails to appear and only gray frames display, or if a face is not detected.

- The camera may mistakenly identify non-human subjects as a face. If this occurs, set Face Detect AF to [Off].

- In certain cases, faces may not be detected.

Examples:

- Faces near the screen edges or faces that appear extremely small, large, dark or bright in relation to the overall image.

- Faces turned to the side or at a diagonal, or faces with a portion hidden.

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