Exploring the Exposure Triangle: Aperture, Shutter Speed, and Iso
by Rick Sammon

Getting a good exposure, like a good card trick, is easy—easy if you know the trick or technique. In a good magic trick, the steps for success include diversion, performance, and of course, skill in handling the cards. In photography, the steps for success begin with what’s called the exposure triangle: the aperture, shutter speed, and ISO settings.

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