## About 
`cpdctrl-gui` is a program for conducting contact potential difference (CPD) measurements under illumination.

- Author: Matthias Quintern
- License: [GPLv3](https://www.gnu.org/licenses/gpl-3.0.en.html)
- Source Code: https://git.quintern.xyz/MatthiasQuintern/cpdctrl-gui[controller_calibration.md](controller_calibration.md)