Focus

Controlling How the Camera Focuses

Taking Photographs—Focus

This section describes the options that control how your camera focuses: focus mode, focus-area selection, and AF-area mode.

Focus Mode

Focus mode is controlled by the focus mode selector on the front of the camera. There are two autofocus (AF) modes, in which the camera focuses automatically when the shutter-release button is pressed halfway, and one manual focus mode, in which focus must be adjusted manually using the focusing ring on the lens:

Option

Description

SCamera focuses when shutter-release button is pressed halfway. Focus Single-servo locks when in-focus indicator (●) appears in viewfinder, and remains

AF

locked while shutter-release button is pressed halfway (focus lock).

Camera focuses continuously while shutter-release button is pressed

Chalfway. If subject moves, camera will engage predictive focus track- Continuous- ing to predict final distance to subject and adjust focus as necessary.

servo AF At default settings, shutter can be released whether or not subject is in focus (release priority).

Camera does not focus automatically; focus must be adjusted manu- ally using the lens focusing ring. If maximum aperture of lens is f/5.6

Mor faster, viewfinder focus indicator can be used to confirm focus

Manual

(electronic range finding), but photographs can be taken at any time,

 

 

whether or not camera is in focus.

Choose single-servo AF for landscapes and other stationary subjects. Con- tinuous-servo AF may be a better choice with erratically-moving subjects. Manual focus is recommended when the camera is unable to focus using autofocus.

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Nikon D2Xs manual Focus Mode, Controlling How the Camera Focuses, Whether or not camera is in focus