In photography, one exposure can yield the same amount of light as another. For example, a wide aperture combined with a fast shutter speed can be the same as a narrow aperture with a slow shutter ...

Aperture refers to the size of the opening in the lens. It's controlled by a series of rotating blades that move in a way that allows varying amounts of light to pass through to the film or sensor.

Variable aperture has been around since the mid-1800s, but only on dedicated cameras. Now it makes its smartphone debut on the Samsung Galaxy S9 and S9 Plus.

This video is part of our Intro to Photography series, where we break down some of the fundamental concepts of the ...

How do you use an aperture in photography? All of these questions will be answered in this aperture guide. Plus, some real-world challenges where you’ll learn how I navigate the world of ...

Photography blogger Lau offers a plain-English explanation of two of the most confusing concepts in photography: aperture and focal length. A highlight: Lenses with larger apertures are faster ...