Here’s How Your DSLR’s Phase Detection AF System Works

Did you know that your DSLR’s autofocus system uses phase detection and that it works somewhat similarly to a rangefinder.

Whether you’re buying your first DSLR camera or finally upgrading to a better model, one of the first things you might be keen on looking at is the autofocus feature. In this very quick but very informative video, we learn how exactly the autofocus works in DSLR cameras, and how this knowledge can help you decide on your next buy.

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