"Today we're jumping into the fun stuff: manual mode. We'll learn the details about shutter speed, ISO, and aperture, as well as how those settings affect your photos."
Learn how the different settings in a camera work the easy way: Read the linked article in conjunction with CameraSim. Experiment with settings without having to pick up a camera!
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Baka. Soku. Zan. - The justice behind the dysORDer.
Having Trouble Understanding a Camera's Manual Controls?
Threaded Mode