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Mastering the Nikon D5000 by Darrell Young

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Focus Modes in Detail

(User’s Manual pages 54–55)

The focus modes allow you to control how the autofocus works with static and moving subjects. They allow your camera to “lock” focus on a subject that is not moving or is moving very slowly. They also allow your camera to “follow” focus on an actively moving subject.

Here are the four focus modes in the D5000:

  • AF-A, or Auto-servo AF

  • AF-S, or Single-servo AF

  • AF-C, or Continuous-servo AF

  • MF, or Manual focus

Let’s consider each of the focus modes to see when and how you might use them best.

Auto-servo AF mode (AF-A)

This mode is best for a less-experienced user or someone who doesn’t want to be bothered with selecting AF modes (see Figure 10-2).

Subject is not moving: The camera sees a static subject so it ...

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