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87Menu Guide / Custom Settings
2: AF-Area Mode (All Modes)
This option determines how the focus area is selected in autofocus
mode ( 28). Choose from:
Option Description
Single area
User selects focus area using multi selector; camera focuses on subject in selected
focus area only. Use with stationary subjects. Default setting for P, S, A, M, and
modes.
Dynamic area
User selects focus area manually, but if subject leaves selected focus area even brief-
ly, camera will focus based on information from other focus areas. Use with errati-
cally moving subjects. Default setting for mode.
Auto-area AF Camera selects focus area automatically. Default for
, , , ,
and
modes.
The current setting is shown by an icon in the control panel ( 5).
3: Center AF Area (All Modes)
This option determines the size of the center focus area.
Option Description View nder display
Normal zone
(default)
Focus on a specifi c subject in a small area
without other nearby objects interfering with
focus.
Wide zone
Focus on moving subjects and other objects
that are diffi cult to track. Not available when
Auto-area AF is selected for Custom Setting 2
(AF-area mode).
See “Focus” for more information on focus settings ( 28).
4: AF-Assist (All Modes Except
,
, and
)
If On (the default setting) is selected and the subject is poorly lit, the
AF-assist illuminator will light to assist the focus operation in single-ser-
vo AF (AF-S or single-servo AF selected in AF-A autofocus mode) when
Single area or Auto-area AF is selected for Custom Setting 2 (AF-
area mode) or when Custom Setting 2 is set to Dynamic area and
the center focus area is selected. Choose Off to disable the AF-assist
illuminator. Note that when the illuminator is off , the camera may not
be able to focus on poorly-lit subjects using autofocus.