Sometimes autofocus can really be annoying. For some shots it’ll focus on the right part of your subject, but then the very next shot it may choose to focus on something far and away into the background.
Sure, you could avoid this problem by always using manual focus, but autofocus is great when you need to focus quickly or when you’re photographing a landscape and you need to focus on a certain spot in the scene (this isn’t always easy to do with manual focus).
So, here are two ways to lock your focus and prevent your camera from autofocusing on the wrong part of your subject: [Read more…] about How to avoid autofocus problems