Canon EOS Rebel T7i Video Creator Kit 业主指南

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页码 884
171
3
 Setting Noise ReductionN
Noise reduction is possible with images exposed for 1 sec. or longer.
1
Select [Long exp. noise 
reduction].
Under the [z4] tab, select [Long 
exp. noise reduction
], then press 
<0>.
Long Exposure Noise Reduction
When [Multi Shot Noise Reduction] is Set
If there is significant misalignment in the image due to camera shake, the 
noise reduction effect may become smaller.
If you are handholding the camera, keep it steady to prevent camera 
shake. Using a tripod is recommended.
If you shoot a moving subject, the moving subject may leave 
afterimages.
The image alignment may not function properly with repetitive patterns 
(lattice, stripes, etc.) or flat, single-tone images.
If the subject’s brightness changes as the four consecutive shots are 
taken, irregular exposure in the image may result.
After shooting, it may take some time to record an image to the card after 
performing noise reduction and merging the images. During the 
processing of the images, “buSY” will be displayed in the viewfinder, and 
you cannot take another picture until the processing is complete.
You cannot use AEB and white balance bracketing.
If [z4: Long exp. noise reduction], AEB, or white balance bracketing 
is set, [Multi Shot Noise Reduction] cannot be set.
The [Distortion] setting will be set automatically to [Disable].
Flash photography is not possible. However, the AF-assist beam will be 
emitted according to the setting of [5: AF-assist beam firing] under 
[54: Custom Functions(C.Fn)].
You cannot set [Multi Shot Noise Reduction] for bulb exposures.
If you turn off the power, change the shooting mode to a Basic Zone 
mode, shoot a bulb exposure, or shoot a movie, the setting will 
automatically be changed to [Standard].
[z4: Dust Delete Data] cannot be set.