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 # Example 12: Sequential System Explorer 

 Last update: 16.07.2025 

Ex 12: A new file is created and all values for each section of the sequential system explorer are changed; adjustments are made to wavelength, field, polarization, materials catalog, system title/notes, default coating/scatter files, and lens units.

```
Input:      None
<p>Output:     API\e12_seq_system_explorer.zos
</p>
```

[C#](page_ex12_cs.xhtml)

[C++](page_ex12_cpp.xhtml)

[Matlab](page_ex12_m.xhtml)

[Python](page_ex12_py.xhtml)