Photonics Dictionary

f-Theta lens

A family of lenses commonly used in scan systems for reading or printing documents. The lens must be designed such that the image height is proportional to the scan angle (Theta), not the tangent of that angle, as is usually the case.
We use cookies to improve user experience and analyze our website traffic as stated in our Privacy Policy. By using this website, you agree to the use of cookies unless you have disabled them.