Photography is much more than pointing ... A lower ISO makes the sensor less sensitive to light, meaning it needs more illumination or a longer shutter speed to expose an image properly.

The shutter lives just in front of the imaging ... to the International Organization for Standardization, but its meaning in photography is unique. Also known as “film speed,” it is a rating ...

Those stepping out of auto mode will need to learn about three essential settings in photography: aperture, ISO, and shutter speed. These are commonly referred to as the “exposure triangle ...