Mastering the Mysteries of Autofocus

Getting the right exposure is one of the foundations of a great photograph, but a lot more goes into a compelling shot than good tonal values. A sharp image, proper white balance, good color, and other factors all can help elevate your image from good to exceptional. So, now that you’ve got a good understanding of exposure tucked away, you’ll want to learn how to work with some additional exposure options, use the automatic and manual focusing controls available with the Nikon D3500, and master some of the many ways you can fine-tune your images.

One key problem is that the camera doesn’t have any way of determining, for certain, what subject you want to be in sharp focus. It may select an object and lock ...

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