zemax can help to design many kinds of optical systems. Here are the basic steps: #.RI9B
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1. make spec for your system R_}(p2
2. make initial design W`
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3. choose glass materials 2o;M:+KQ)
4. analysize the abration and image... &0`L; 1R
5. modify and optimze them (this is the core of the design). `,O^=HBM
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5h U.3.L
To do these, you need to study basic knowledge of geometric optics.