zemax can help to design many kinds of optical systems. Here are the basic steps: <lWj-+m
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1. make spec for your system x[&<e<6
2. make initial design URg;e M#
3. choose glass materials U zc p
4. analysize the abration and image... 1q3"qYH
5. modify and optimze them (this is the core of the design). zy nX9t
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To do these, you need to study basic knowledge of geometric optics.