How to Take Advantage of Auto ISO

You can trust your camera to do the right thing.

A mode dial on top of a camera.
Image by the author (© Mark Ali)

We all know about the “exposure triangle”, right? It’s one of the first things you read about when you learn the basics of photography. Shutter speed, aperture, and ISO make up the triangle, and their settings determine your exposure.



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Mark Ali

Mark Ali


I’m a writer, a photographer, a music lover, and a professional ice sculptor. I’m kidding about that last thing. (View my portfolio at: