Canon EOS C300 Mark III, Руководство пользователя

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Aperture
74
Using the Control Dial
You can also adjust the lens’s aperture value using the control dial on the camera or the one on the camera grip.
By default, the function of both control dials is set to [Iris]. You can select the function assigned to each control
dial independently.
1 Select > [
B
System Setup] > [Camera Ctrl Dial]
(control dial on the camera) or [Camera Grip Ctrl Dial] (control
dial on the camera grip) > [Iris].
2 After closing the menu, turn the control dial assigned to [Iris]
to adjust the aperture.
• The selected aperture value will appear at the bottom of the
screen.
NOTES NOTES
• You can use the > [
B
System Setup] > [Camera Ctrl Dial Dir.] or [Camera Grip Ctrl Dial Dir.] setting to
change the direction of the adjustment when you turn the control dial on the camera or on the camera grip,
respectively.
• If you set an assignable button to [Iris +] or [Iris –] (
A
123), you can press the button to respectively open up
or close down the aperture.
• When using an EF lens with no lens contacts or most EF Cinema lenses*, you cannot adjust the aperture using
the camera. Adjust the aperture using the lens.
* See the appendix for the list of EF Cinema lenses and broadcast lenses compatible with iris adjustment from the camera
(
A
237).
• When using an EF lens that can correct the aperture value according to the position of the zoom, you can use
the > [
v
Camera Setup] > [Zoom-Iris Correction] setting to activate this correction.
• When an optional RC-V100 Remote Controller is connected to the camera, you can adjust the aperture with
the remote controller’s IRIS dial. At default settings, turn the dial right to open up the aperture and left to close
the aperture.
• When an EF Cinema lens is attached to the camera, the aperture value displayed on the screen will be a
T value. The aperture value (T value) displayed on the screen may differ from the indication on the lens’s
aperture scale.
• When using an EF Cinema lens compatible with iris adjustment from the camera, when the iris is almost fully
closed, the aperture value (T value) will appear in gray on the screen.
• When using an EF Cinema lens compatible with iris adjustment from the camera, when you change the
aperture value from a position of fully open or fully closed iris, multiple adjustment operations may be required
until the aperture changes.
Control dial