I made a little python DSL for quickly drawing optical setup diagrams. Something to bridge the gap between a hand drawn whiteboard sketch and an actual optical table layout. For sharing setups with colleagues. Or for riffing with LLMs, which can understand and modify the code easily.

https://github.com/paul-gauthier/beampath

Optical setup diagram alongside the Beampath Python code that generates it

The SVG component artwork is adapted from the Photonics Component Library under CC BY 4.0.