'Q'
Depth-af-field preview
The viewfinder shows an image captured with the widest aperture. The change
in
aperture affects the
sharpness
of
the subject image, creating a discrepancy between the sharpness seen in the viewfinder and
in the actual picture.
The
preview function enables you to see the image with the aperture used in the
actual shooting, allowing you to check the approximate sharpness
of
the subject image before the actual
shooting.
•
Depth-af-field preview
button
Press the depth-of-field preview button after the subject is in focus.
While the button is held down, the aperture is narrowed to match the aperture value displayed
in
the
viewfinder.
•
The
image in the viewfinder will be darker.
• When the focus is not fixed and the depth-of-field preview button is pressed, you cannot take a picture.
To
take a picture, press the depth-of-field preview button
with.
lit
in
the viewfinder.
• With a lens equipped with a focus hold button, you can set the camera to perform the preview function
using the focus hold button with [FocusHoldButton]
in
the 0 Custom menu (page 106).
You can adjust the shutter speed manually.
If
you shoot a moving subject at a higher shutter
speed, it appears as
if
frozen on the image. At a lower shutter speed, the subject appears
as
if
it
flowing.
Aperture value is automatically adjusted.
High shutter speed
Slow shutter speed
39
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