DIY 40W Laser pointer A CO2 laser gun

DIY 40W Laser pointer
DIY 40W CO2 laser gun

I made a hand-held laser gun, the tube is 40W CO2 laser tube, with 532nm 5mw green laser sight for aiming, It can be fired within ten meters .Of course, if you can hold it steady, it can be fired at further distances. It can blasting various colors including transparent balloons instantly. When the laser light to the board, immediately caught fire, and will emit a lot of smoke. This laser also can cut glass. Used to burn the cement wall will be issued dazzling white light, and then melt the cement will drip later.
Laser tube with seven polymer lithium drive, and it need water cooling with a miniature pump and a water pump. When the laser tube lighting, there is a purple light inside. The shape of the laser is really a gun.