Here is an idea for a Challenge- make a setup that produces crystals for laser diodes and show how to put them in a laser diode, for example to power a laser pointer. they should comply with required standers.
thanks poplap
Here is an idea for a Challenge- make a setup that produces crystals for laser diodes and show how to put them in a laser diode, for example to power a laser pointer. they should comply with required standers.
thanks poplap
