Nikon D7100, Руководство пользователя

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233
U
Choose the number of focus points available for manual focus-point selection.
Choose whether the built-in AF-assist illuminator lights to assist
the focus operation when lighting is poor.
a6: Number of Focus Points
G
button ➜
A
Custom Settings menu
Option Description
B
51 points
Choose from the 51 focus points shown at right.
A 11 points
Choose from the 11 focus points shown at right. Use for
quick focus-point selection.
a7: Built-in AF-assist Illuminator
G
button ➜
A
Custom Settings menu
Option Description
On
The AF-assist illuminator lights when lighting is poor (viewfinder photography
only). AF-assist illumination is only available when both of the following
conditions are met:
1.
AF-S
is selected for autofocus mode ( 0 71) or single-servo autofocus is selected
when the camera is in AF-A mode.
2. Auto-area AF is chosen for AF-area mode (
0
73), or single-point or dynamic-
area AF is chosen and the center focus point is selected.
Off
The AF-assist illuminator does not light to assist the focus operation. The camera
may not be able to focus using autofocus when lighting is poor.
A
The AF-Assist Illuminator
Remove lens hoods when using the AF-assist illuminator.
A See Also
For information on the shooting modes in which AF-assist is available, see page 321. See
page 301 for restrictions on the lenses that can be used with AF assist.