Focus

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This section describes the focus options available when photographs are framed in the viewfinder.

Focus Mode

Choose from the following focus modes. Note that AF-Sand AF-Care available only in modes P, S, A, and M.

 

Option

Description

 

Auto-servo

Camera automatically selects single-servo autofocus if subject is

AF-A

stationary, continuous-servo autofocus if subject is moving. Shutter can

AF

 

 

only be released if camera is able to focus.

AF-S

Single-servo

For stationary subjects. Focus locks when shutter-release button is

AF

pressed halfway. Shutter can only be released if camera is able to focus.

 

 

 

 

 

For moving subjects. Camera focuses continuously while shutter-

 

Continuous-

release button is pressed halfway. If subject moves, camera will engage

AF-C

predictive focus tracking to predict final distance to subject and adjust

servo AF

 

 

focus as necessary. At default settings, shutter can only be released if

 

 

camera is able to focus.

 

 

 

MF

Manual focus

Focus using the lens focus ring (if the lens is equipped with an M/A-M or

 

 

A-M mode switch, slide the switch to M before focusing).

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 focus-mode options.

Highlight the current focus mode in the information display and press J.

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Nikon 25478B, D5100 (18-55mm Kit), D5100 1855mm Kit, 25476 user manual Focus Mode, Display focus-mode options