pyOpTools Workbench An optics ray-tracing workbench based on pyOpTools 0.0.3 2023-03-20 Ricardo Amézquita Orozco GPL-3.0-or-later https://github.com/cihologramas/freecad-pyoptools https://github.com/cihologramas/freecad-pyoptools/blob/master/README.md pyoptools freecad/pyoptools/resources/pyoptools.png PyOpToolsWorkbench ./freecad/pyoptools/ pyoptools 0.21.0 raytracing optics