A much more important value is the size of the camera's aperture, commonly listed as an f-number. The f-number is a ratio between the focal length and size of the hole, and tells you how much light ...

While in anything other than full auto mode you can control all a camera's settings, but only Manual mode lets you adjust aperture and shutter speed independently. For more information about other ...

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 ...

The A on your camera’s mode dial is not for Amateur (and the P is not for Professional, but that’s another story). Aperture priority mode, designated by A or Av on the camera’s mode dial, blends the ...