Every starting photographer knows that the aperture of the lens controls the amount of light that enters the camera. The bigger the aperture, the more light reaches the camera sensor.
However, the aperture has a second function of equal or even higher importance. The choice of aperture will determine what our image will look like in terms of sharpness.
The goal of this article is to help you figure out when to use big or when to use small apertures, regardless of the light conditions.