... high powerful Q-Switch ND:YAG Laser Tattoo Removal Machines D003 Working PrincipleThe certain wavelength laser(1064nm,532nm) effect on treatment areas,the ... absorb the powerful laser energy,part of them will break up into tiny particles and come out of epidermis at once,the ... pigment will fade to disappear.At the same time, the usual cell will not absorb the laser wavelength,so,the treatment is ...