Hello all,
I am in the process of building a laser around the Mitsubishi LPC836 650nm Red Laser TO18 5.6mm LD Diode 350mw 500mW CW. I am powering it with an LM317 and a wall wart which outputs 12 VDC at a max 2.0A. According to various videos online I saw you could make a current limiter around...