Goyo Optical announces the launch of its New Focal Length Calculator. This web tool, available on GoyoLenses.com, allows users to quickly and easily calculate the most effective lens focal length for ...

Including cameras in your design? At one new online tool, enter imager size, object size, and object-to-imager distance, and an instant estimate is calculated for your application's focal length.

Photography is full of fancy terms and complicated science, but we are here to explain it all to you in simpler terms. Today we are focusing on focal length. This term gets thrown around often, ...