A2: Af-S Priority Selection; A3: Dynamic Af Area - Nikon D300S User Manual

a2: AF-S Priority Selection

This option controls whether
photographs can be taken only
when the camera is in focus (focus
priority) or whenever the shutter-
release button is pressed (release
priority) in single-servo AF. To select
single-servo AF, rotate the focus
mode selector to S.
Option
G Release
F Focus
Regardless of the option selected, focus will lock while the in-focus
indicator (
I

a3: Dynamic AF Area

If the subject leaves the selected focus point when dynamic-area
AF (I; 0 76) is selected in continuous-servo AF (focus mode C;
0 74), the camera will focus based on information from
surrounding focus points. Choose the number of focus points from
9, 21, and 51 based on subject movement (note that only active
focus point is displayed in the viewfinder; the remaining focus
points provide information to assist focus operation).
Option
c 9 points
U
264
Photos can be taken whenever the shutter-release
button is pressed.
Photos can only be taken when the in-focus indicator
(I) is displayed.
) is displayed.
If the subject leaves the selected focus point, the
camera will focus based on information from the
surrounding eight focus points. Choose when there is
time to compose the photograph or when
photographing subjects that are moving predictably
(e.g., runners or race cars on a track).
G button A Custom Settings menu
Focus mode selector
Description
G button A Custom Settings menu
Description