Exploring Aperture
Time for a quick look at another DSLR concept that confused me when I started out: aperture. Your camera's lens is there to focus light onto the sensor. Light enters the front of the lens and exits the rear... simple. But the lens opening is only a certain size, and this opening is referred to as the aperture. Try making a ring with your finger and thumb and imagine that this is your lens; the hole that you look through is the aperture. The aperture controls the amount of light passing thr...
