Biconvex spherical lens Updated 2025-07-16
Each side is a sphere section. They don't have to have the same radius, they are still simple to understand with different radiuses.
The two things you have to have in mind that this does are:
Focal length Updated 2025-07-16
If you pass parallel light.
For a biconvex spherical lens, it is given by:
where:
  • n: f nidnex