> For the complete documentation index, see [llms.txt](https://simplemetalens.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://simplemetalens.gitbook.io/docs/smd-pro/tutorial/lens-characterization.md).

# Lens Characterization

- [Aberration Analysis](https://simplemetalens.gitbook.io/docs/smd-pro/tutorial/lens-characterization/aberration-analysis.md)
- [Near-Field Analysis](https://simplemetalens.gitbook.io/docs/smd-pro/tutorial/lens-characterization/near-field-analysis.md)
- [Relative Illumination](https://simplemetalens.gitbook.io/docs/smd-pro/tutorial/lens-characterization/relative-illumination.md)