Focus
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About the autofocus (AF) functions:
• The point where the camera focuses may change slightly depending on shooting conditions, such as subject,
brightness and zoom position. Check the focus before resuming shooting.
• Autofocus may take longer in the following cases.
- With some lenses, the camera may take longer to focus automatically or may not be able to focus correctly.
Visit your local Canon website for the latest information.
• You can change the adjustment speed and responsiveness of the autofocus function with the following
settings. Visit your local Canon website for the latest information.
- > [
v
Camera Setup] > [AF Speed] to set the AF speed (the speed at which the focus is adjusted)
to one of 10 levels.
- > [
v
Camera Setup] > [AF Response] to set the responsiveness of the autofocus function to one
of 7 levels.
- While using continuous AF, you can hold the button assigned to [One-Shot AF] pressed down to temporarily
adjust the focus using the maximum AF speed and AF response. This is helpful when you want to focus
quickly after focus was lost or to keep a subject in focus while you follow it.
• Continuous AF and one-shot AF will not work in the following cases.
- When the shooting frame rate in slow & fast motion recording is not set to 24, 25, 30, 48, 50, 60, 100 or 120
(fps).
• Subject tracking after focus operation will not work in the following cases:
- During slow & fast motion recording when the frame rate is not set to 24, 25, 30, 48, 50, 60, 100 or 120
(fps).
- When the shutter speed used is slower than 1/30 (59.94 Hz recordings), 1/25 (50.00 Hz recordings) or 1/24
(24.00 Hz recordings or 59.94 Hz recordings with a 23.98P frame rate).
- When > [B System Setup] > [Focus Ring Operation] is set to [Disable During AF].
- When [Tele-converter] is enabled.
- AF lock is enabled or the focus mode is set to MF.
- When there is no subject in focus on the screen.
- When operating the focus ring with a VR lens or a lens other than an RF lens attached to the camera.
- When operating the focus from a controller connected to the REMOTE terminal with an attached lens that
does not support tracking (A 242).
- When operating the focus using Browser Remote or an XC protocol-compatible device.
• In the following cases, you may not be able to select a subject or track the selected subject after focusing.
- When switching between multiple subjects at the same depth.
- In case of landscapes/distant subjects with a near identical depth.
- When the subject on the screen appears small.
• Autofocus may not work well on the following subjects or in the following cases. In such case, focus manually.
- When using small apertures.
- When subjects at different distances appear in the picture.
- When an ISO speed or gain value in the extended range is selected (A 66).
- When the gamma curve component of the [Gamma/Color Space] setting in the custom picture file (A 132)
is set to an option other than [BT.709 Standard].
- When the main recording format is set to RAW.
- Reflective surfaces
- Subjects with low contrast or without vertical lines
- Fast moving subjects
- Through dirty or wet windows
-Night scenes
- Subjects with a repetitive pattern
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