Sony DSLRA850 Operating Instructions - Page 51

Shooting with Aperture priority, Set the mode dial to A., Select the aperture value F

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Shooting with Aperture priority If you set the aperture (a smaller Fnumber) wider, the in-focus range becomes narrower. Only the main subject is then in focus. When the aperture is smaller (a larger F-number), the in-focus range becomes wider. The whole image is sharpened. The shutter speed is automatically adjusted. Wide aperture Small aperture Shooting images 1 Set the mode dial to A. 2 Select the aperture value (F- number) with the front or rear control dial. • You can check the blurring of an image with the preview button (page 87). • When the camera judges that the proper exposure is not obtained with the selected aperture value, the shutter speed flashes. In such cases, adjust the aperture again. • The aperture value is adjusted in 1/3 EV increments. You can set this exposure step to 1/2 EV increments with [Exposure step] in the Recording menu (page 108). Aperture (F-number) 51

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Shooting images
51
Shooting with Aperture priority
If you set the aperture (a smaller F-
number) wider, the in-focus range
becomes narrower. Only the main subject
is then in focus. When the aperture is
smaller (a larger F-number), the in-focus
range becomes wider. The whole image
is sharpened. The shutter speed is
automatically adjusted.
Wide aperture
Small aperture
1
Set the mode dial to A.
2
Select the aperture value (F-
number) with the front or rear
control dial.
•
You can check the blurring of an image
with the preview button (page 87).
•
When the camera judges that the proper
exposure is not obtained with the
selected aperture value, the shutter
speed flashes. In such cases, adjust the
aperture again.
•
The aperture value is adjusted in 1/3
EV increments. You can set this
exposure step to 1/2 EV increments
with [Exposure step] in the
Recording menu (page 108).
Aperture (F-number)