DIY Homemade laser diode driver - Laser Pointer Forums - Discuss Laser Pointers

To connect this start off my locating the pins corresponding to Vin, Vout, and Adj on the LM317T chip. Also, Make sure you turn the pot to its maximum resistance possible. Connect the laser diode and make sure the capacitor is SOLDERED to the laser diode

laserpointerforums.com