Nikon D500 用户手册

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页码 428
97
Focus
This section describes the focus options available when 
photographs are framed in the viewfinder. Focus can be 
adjusted automatically (see below) or manually (
0 114). The 
user can also select the focus point for automatic or manual 
focus (
0 108) or use focus lock to focus and recompose 
photographs after focusing (
To use autofocus, rotate the 
focus-mode selector to AF.
The camera focuses using 153 focus 
points, of which the 55 shown by 
r in 
the illustration at right can be selected by 
the user (
Autofocus
A
1.3× (18 × 12)
When 1.3× (18×12) is selected for Choose 
image area
 (
0 89), the camera focuses 
using 117 focus points, of which 45 can be 
selected by the user. The remaining focus 
points at the left and right edges of the focus 
point display are not used.
Focus-mode selector
User-selectable focus 
points
Focus points available 
when 1.3× (18×12) is 
selected