Please cite the following paper if you use this software in your research:

An interactive first order ray tracing software for electron microscopes written in python. See documentation on readthedocs for more info.

Please cite the following article when using this software: Landers, D., Clancy, I., Weber, D., Dunin-Borkowski, R. & Stewart, A. (2023). J. Appl. Cryst. 56, https://doi.org/10.1107/S1600576723005174