Hackaday (unofficial) April 24, 2024 9:00pm More Mirrors (and a Little Audio) Mean More Laser Power #laserhacks #active #brewsterswindow #doppler #hene #heliumneon #laser #mirror #passive #piezoelectric #hackaday posted by pod_feeder_v2 More Mirrors (and A Little Audio) Mean More Laser Power Lasers are pretty much magic — it’s all done with mirrors. Not every laser, of course, but in the 1980s, the most common lasers in commercial applications were probably the helium-neon …
Hackaday (unofficial) April 13, 2024 12:00pm Vintage Particle Counter is a Treasure Trove of Classic Parts #teardown #cleanroom #heliumneon #lasr #particulate #pm25 #z80 #hackaday posted by pod_feeder_v2 Vintage Particle Counter Is A Treasure Trove Of Classic Parts If you need a demonstration of just how far technology has come in the last 40 years, just take a look at this teardown of a 1987 laser particle counter. Granted, the laser-powered instrument that …