Continuous Af - Canon XF705 Instruction Manual

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Adjusting the Focus

Continuous AF

By default, the camcorder will focus automatically on a subject
at the center of the screen. If the AF frame size has been
78
changed to a setting other than [Automatic] (A 79), the
camcorder will focus automatically on a subject inside the AF
frame that appears on the screen.
1 Set the FOCUS switch to A.
• @ appears on the left of the screen.
> [v # Camera Setup] > [AF Frame] is set
• If
to [Automatic], the rest of the procedure is not necessary. If
you wish to display an AF frame to control where to focus,
continue with step 2.
2 Set [AF Frame] to a setting other than [Automatic]
(steps 1-2, A 79).
3 Select [AF Mode].
> [v # Camera Setup] > [AF Mode]
4 Select [Continuous] and then press SET.
• A white AF frame will appear on the screen. If necessary, change the size and position of the AF frame
(A 79).
• When face detection is activated, a white detection frame will appear around the face of the person who has
been determined to be the main subject.
NOTES
NOTES
About the autofocus (AF) functions:
• The point where the camcorder focuses may change slightly depending on shooting conditions, such as
subject, brightness and zoom position. Check the focus before resuming shooting.
• When you close the aperture beyond F11, the camcorder will focus automatically using continuous AF.
• Autofocus may take longer when the frame rate set in the video configuration is 29.97P, 25.00P or 23.98P.
• You can change some aspects of the autofocus function with the following settings.
> [v # Camera Setup] > [AF Speed] to set the AF speed (the speed at which the focus is
-
adjusted).
> [v # Camera Setup] > [AF Response] to set the responsiveness of the autofocus function.
-
- When the AF mode cannot be selected (see following point), the [AF Speed] and [AF Response] settings
cannot be selected either.
• The AF mode cannot be selected in the following cases.
- When
- When
[Tele-converter 3.0x].
- When the [Gamma] setting in the custom picture file (A 124) is set to [PQ] or [HLG].
- When infrared recording is activated.
• Autofocus may not work well on the following subjects or in the following cases. In such case, focus manually.
- Reflective surfaces
- Subjects with low contrast or without vertical lines
- Fast moving subjects
- When the [Gamma] setting in the custom picture file (A 124) is set to [Canon Log 3] or [Wide DR].
- When using small apertures.
- When subjects at different distances appear inside the AF frame.
> [v ' Camera Setup] > [Conversion Lens] is set to a setting other than [Off].
> [v % Camera Setup] > [Digital Zoom] is set to [Tele-converter 6.0x] or
- Through dirty or wet windows
- Night scenes
- Subjects with a repetitive pattern

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