Nikon D3 - Manual (Page 15)

15
Focusing with Autofocus
Poor Lighting or Bad Weather
Example 5
Select Release + Focus for quick shutter response while slow-
ing frame advance rates in continuous release mode for im-
proved focus with scenes that are poorly lit or low contrast.
AF-C priority selection:
Release + Focus Dynamic AF area:
9 points or 21 points Focus tracking with
lock-on: Normal
Note: If Focus is selected for Custom Setting a1, the shutter can
only be released when the camera is in focus.