What is Focus Breathing?

Some lenses change apparent focal length during focus due to their optical design.

A demonstration of focus breathing in the Nikon 50mm f/1.8 lenses

Some lenses change their apparent focal length as you move from infinity to near focus. This phenomenon is called “focus breathing.” In the video above, I demonstrate what this looks like using the Nikon 50mm f/1.8G and Nikon 50mm f/1.8S lenses on a Nikon Z7 mirrorless camera.

Leave a Reply

Your email address will not be published. Required fields are marked *

Sign me up!



By signing up, you agree to receive emails from Jason P. Odell Photography. You can unsubscribe at any time. Privacy: I do not sell or share your email address with anyone, ever.

This site uses Akismet to reduce spam. Learn how your comment data is processed.