Compared to ISO and aperture, shutter speed is a relatively straightforward concept to understand. It's the period of time that a camera's sensor (or film) is exposed to light after you hit the ...

Your dSLR's (or ILC's, or enthusiast compact's) Shutter-priority mode is perfect when you care about shutter speed beyond all else. Here's what you need to know to use it. Lori Grunin Senior Editor / ...

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 ...

Learn the basics of aperture and shutter speed with photographer Mark Watson. THE TWO DETERMINING factors for correct exposure in any photograph are the camera’s shutter speed and lens aperture. These ...

Attend any digital photography workshop, and inevitably you'll hear questions about digital . Photographers want to know: How are aperture priority and shutter priority modes different What does the ...

As you might expect, you use Aperture-priority mode when you need to control the size of the opening through which light travels to reach the sensor -- usually to affect the depth of field -- but ...