my first argon ion laser

[fleefly]

View attachment 78816

Last week, got my first argon ion laser tube.
cost me about 50$.
I managed to power it on.
with prism, multi wavelength.

 

[fleefly]

with grating

 

[kecked]

Enjoy they are fun. Remember to run it every month for a couple hours to keep it alive. They will get hard to start if you don’t do this. Also be careful inside the voltages are lethal. They make great space heaters in winter.