Symmetric lens with extended depth of focusPreprint English OPEN
Subject: Physics - Classical Physics | Physics - Optics
arxiv: Physics::Optics | Astrophysics::Cosmology and Extragalactic Astrophysics
The lens surface profile is derived based on the instantaneous focal length versus the lens radius data. The lens design based on instantaneous focal length versus the lens radius data has many useful applications in software assisted image focusing technology.