500mw laser diode: What's the point of a driver and will it need a lens to focus? - Electrical Engineering Stack Exchange
Loneoceans Laboratories - Project 405
Laser Module - Green - COM-09906 - SparkFun Electronics
How to Make a Laser Diode Driver That Enables You to Burn Paper | Electronic circuit projects, Diode, Electronic schematics
dvd burner laser pointer proper way 18 under Repository-circuits -31937- : Next.gr
5A High Current NDB7A75 3.5-4.5W 445nm Blue Laser Driver 12V Step-Down Constant Current Drive Circuit w/TTL : High Power Burning Laser Pointers,DPSS Laser Diode LD Modules, Kinds of laser products