6# Aperture Priority - Photography Basics
In this video we will explore what aperture means and how that translates into the exposure triangle. This is the second critical concept to be studied before a complete understanding of exposure is possible. Aperture is the size of the hole of the camera lens and means how much light get in. Aperture influences the exposure first, and the depth of field second.
![](https://s2.save4k.ru/pic/PA6IoLxRT4s/maxresdefault.jpg)