In case you missed it: On the July 21 Hackady podcast Elliot and Dan were talking about our Laser4DIY project!

https://hackaday.com/2023/07/21/hackaday-podcast-228-bats-eggs-lasers-duck-tape-and-assembly-language/

Lazzzor talk starting at min 29 :-)

Small correction on what was discussed on the podcast: our pump diode driver is running in constant current mode. We do not pulse the pump diode (yet). But yes, the magic of the q switch works with a cw pump diode too, and we indeed generate pulses ~2.5ns with almost 50kW peak