Learn how aperture, shutter speed and ISO work together in the exposure triangle to help you take full creative control of your photography.

The Exposure Triangle sounds like the name of a complex spy novel, but in reality this is the term used for the three fundamental elements of exposure: aperture, shutter speed and ISO.

Photography Snapshot: Exposure Triangle In the last couple months my Photography Snapshot series has focused on the theory of light and how it behaves as it created images in an optical system.