... in face,when carbon power emit pore ,to used laser blast carbon power,at the same time, ... ,green and so on. Laser Machine Treatment application1.For endogenous pigment:to remove nevus of Ota, coffee ... which makes use of the instantaneous emitted laser to break the pigment in ill structure .That's ... the pigments in ill structure lighten to disappear. Moreover, the laser do not damage the around normal ...