High power TO18/diameter 5.6mm 940nm 200mw infrared laser diode IR laser emitter head invisible light machine sensor parts|Instrument Parts & Accessories| - AliExpress
Sharp GH0942WA2G 940nm 700mw Multi Mode IR Infrared Laser Diode : High Power Burning Laser Pointers,DPSS Laser Diode LD Modules, Kinds of laser products