Nikon COOLPIX A900 Manual Do Proprietário

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Focusing
The Shutter-release Button
Using Target Finding AF
In A (auto) mode or when AF area mode (
A121) in A, B, C, or D mode is set to 
Target finding AF, the camera focuses in the manner described below when you 
press the shutter-release button halfway.
• The camera detects the main subject and focuses 
on it. When the subject is in focus, the focus area is 
displayed in green. If a human face is detected, the 
camera automatically sets focus priority on it.
• If no main subject is detected, the camera 
automatically selects one or more of the nine focus 
areas containing the subject closest to the camera. 
When the subject is in focus, the focus areas that are 
in focus are displayed in green.
Focusing
Press halfway
To press the shutter-release button “halfway” means to press 
and hold the button at the point where you feel a slight 
resistance.
• Focus and exposure (shutter speed and f-number) are set 
when you press the shutter-release button halfway. Focus 
and exposure remain locked while the button is pressed 
halfway.
• The focus area varies depending on the shooting mode.
Press all the 
way
To press the shutter-release button “all the way” means to 
press the button down completely.
• The shutter is released when the shutter-release button is 
pressed all the way.
• Do not use force when pressing the shutter-release 
button, as this may result in camera shake and blurred 
images. Press the button gently.
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1/250
1/250
F3.7
F3.7
F3.7
Focus areas
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F3.7
F3.7
F3.7
Focus areas