With the EF 50mm f/1.8 STM lens you can easily produce more artistic and impactful photography thanks to a wide f/1.8 aperture that produces sharp focus on your subject and a beautiful blurred background.The wide f/1.8 aperture of the EF 50mm f/1.8 STM gives you the ability to bring your subject into sharp focus and blur the background. Photographers refer to this as a ‘narrow depth of field’ and makes your subject stand out which is great for portraits, as people become the clear focus of your shot.