2 ms·
I used this phenomenon to build a laser tachometer a while back. https://www.youtube.com/watch?v=RfitqGLPCUY https://www.youtube.com/watch?v=RfitqGLPCUY
by Afrotechmods 8y ago
I used this phenomenon to build a laser tachometer a while back.
https://www.youtube.com/watch?v=RfitqGLPCUY https://www.youtube.com/watch?v=RfitqGLPCUY