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AF-Area Mode

Choose how the focus point for autofocus is selected. Note that f(3D-tracking (11 points)) is not available when AF-Sis selected for focus mode.

Option

Description

c Single-point AF

User selects focus point using multi selector (0 60); camera focuses

on subject in selected focus point only. Use with stationary subjects.

 

 

 

 

In AF-A and AF-C focus modes, user selects focus point manually (0 60), but

 

camera will focus based on information from surrounding focus

dDynamic-area AF points if subject briefly leaves selected point. Use with erratically moving subjects. In AF-S focus mode, user selects focus point manually (0 60); camera focuses on subject in selected focus point only.

eAuto-area AF Camera automatically detects subject and selects focus point.

In AF-A and AF-C focus modes, user selects focus point using multi selector (0 60). If subject moves after camera has focused, camera uses 3D-

f(113D-points)trackingtracking to select new focus point and keep focus locked on originalsubject while shutter-release button is pressed halfway. If subject

leaves viewfinder, remove your finger from shutter-release button and recompose photograph with subject in selected focus point.

1Place the cursor in the information display.

If shooting information is not displayed in the monitor, press the P button. Press the P button again to place the cursor in the information display.

Information display

Pbutton

2Display AF-area mode options.

Highlight the current AF-area mode in the information display and press J.

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Nikon D3100 2 manual AF-Area Mode, Display AF-area mode options, Option Description Single-point AF