Auto Exposure Lock or AE Lock is a useful feature for those learning about their cameras and working in the semi-automatic modes on the camera (Program, Aperture Priority and Shutter Priority). Because it can’t be used in full Manual mode, it’s often overlooked but it is a useful tool to understand.
WHAT IS AUTO EXPOSURE LOCK AND WHY WOULD YOU USE IT?
On the back of your camera you’ll find a button labelled AE-L. This is your auto exposure lock button. Hold this button down and you’ll lock the exposure. If you then move the
