10 reasons to turn off your autofocus

When I started using a camera autofocus was something out of science fiction. I mean … it would never work in real life, would it? Apart from anything else, how could it know what you wanted to focus on?

Now fiction has become fact, and pretty well every camera has AF as standard. It works, and works well. But it doesn’t always work perfectly. It can pick up the wrong thing or fail to find anything to focus on, causing the lens to ‘hunt’ back and forth. Sometimes it won’t even let you fire the shutter.

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