Every picture you ever take will involve ISO, aperture and shutter-speed. ISO is a key part of the three but should be the last you mess with. It is extremely hard to take good pictures without a good understanding of how ISO works and what it does. Camera ISO is one of the three pillars of photography (the other two being Aperture and Shutter Speed) and every photographer should thoroughly understand it, t ...

This article will hopefully help you understand the way to use the aperture on your camera lenses to get more light into the camera. The aperture stop of a photographic lens can be adjusted to control the amount of light reaching the film or image sensor. In combination with variation of shutter speed, the aperture size will regulate the film's degree of exposure to light. Typically, a fast shutter speed wi ...