zemax can help to design many kinds of optical systems. Here are the basic steps: xRM)f93@
%gE*x
#
1. make spec for your system kls
6Dk#
2. make initial design \bPSy0
3. choose glass materials pw5uH
4. analysize the abration and image... \_J;i[
5. modify and optimze them (this is the core of the design). y)e8pPDG
TmIw?#q^
To do these, you need to study basic knowledge of geometric optics.