Nikon D300 User Manual page 263

Figure 4-8. Dynamic AF area selection
1. Select a Autofocus
scroll to the right (see
2. Highlight
Figure 4-8, image 2).
3. Choose one of the four choices from the menu. I have
points selected in
4. Press the
Please review the next section
Focus Tracking with
sensor patterns and
On, you may not be able to continue tracking a moving
subject when an object briefly comes between you and your
subject.
My Recommendation: I've experimented with outdoor and
indoor subjects using both a D300S and D300. Both cameras
have an amazingly fast and accurate autofocus system. The
D300S has an edge due to the extra processing power it has
from its ability to shoot video. It's important that you
experiment with your camera's autofocus performance when
using 51 point Dynamic AF
from the
Figure
Dynamic AF area
Figure
OK button to lock in the mode.
Lock-On. It is critical for working with
Dynamic-area
area. I use
Custom Setting Menu
4-8, image 1).
and scroll to the right (see
4-8, image 3.
(Custom setting
AF. If you don't set
21 point Dynamic AF
263
and
21
a4) called
a4 to