Ever see a photograph with a dreamy, out-of-focus background? Or perhaps a landscape with pin-sharp details from the closest foreground elements all the way to distant clouds? Aperture is what allows ...

Lens aperture is increasingly up there with megapixels when it comes to the camera specifications that smartphone makers like to boast about, but what exactly do those numbers mean? Here we look at ...

The maximum aperture of a fixed-lens camera can make a big difference in low-light performance. On most lenses, f/stop-aperture numbers are on the front of the lens just after the focal length range ...

Welcome to another edition of Let’s Talk Photography! Previously, I mentioned the exposure triangle and the three functions of the camera that make up that triangle; Shutter Speed, Aperture, and ISO.

The aperture is made up of mechanical blades that increases or decreases in size depending on the aperture you select. In humans, the iris is a thin, circular structure in the eye, responsible for ...

If you want to get creative with your photography, and out of that all-too-tempting automatic mode, you'll need to get your head around a few key settings. We've already looked at ISO, and now it's ...