Uploaded April 2021 | Updated September 2026, 1 hour ago

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AF-A, AI Servo, AF-C…which do I use when?

This Photo Experiment is quick and easy and about you learning your camera. No assignment to turn in, no photos to post, just practice! This is #2 in the 40 Photo Experiments Series.

If you miss details of this experiment, you can find written instructions here: peterwestcarey.com/camera-focus-modes-photography-experiments