Figure 11-3. Cross-type AF points
The D300(S)’s Improved Sensor
The D300(S)’s autofocus sensor is different from and
improves upon the sensor found in the D200 camera, on
which only the single center AF point is a cross-type. In
the D300(S), the actual underlying AF points seem to be
well represented by the little rectangles in the Viewfinder,
although a little less so, as I used sensors closer to the
edges on my D300. In older Nikon cameras, the AF point’s
sensitive area was actually considerably wider than the
brackets shown in the Viewfinder.
Focus Modes in Detail
The Focus modes allow you to control how the autofocus
works with static and moving subjects. They allow your
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