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got a cheap green laser pen and the ir diode died. would like a new diode w driver. My pen was rated at 5mw green. Any offers are appreciated, thanks. Also any cheaper used greens or higher powered reds i might be interested in to. Don't hesitate to make an offer to me. thanks, Micah

so I bought a cheap green of ebay. And no big supprise that it broke. Questions. Is there a reason i couldn't get it to run off of a power supply besides batteries. How can i hook up the IR diode independently to test it? I tried just regulated supply and resistors? If my IR diode is dead...

How fast of a motor do I need if im just using a tilted mirror mounted on the output shaft to make it look good? 1000rpm? 10,000? any tips would be appreciated.

Very basic question. So i bought a 5mw Aixiz laser module 5mw red and a voltage regulator LM317 prototype board. Do i need a resistor in series with the module to limit the current or is there something in the module already? I am planning on building a tunnel and liquid sky effect. Hoping to...

Hi, my name is micah. I think lasers are cool and want to build a laser tunnel and the liquid sky effect. Want to start off small and then do some more challenging stuff. I have ordered a 5mw red and a 680watt smoke machine.