About the nd yag laser machine, it makes use of the explosion effect of laser, after laser tattoo removal, which can permeate the cuticle efficiently to the pigment mass in the skin. The laser pulses in nanosecond range with very high energy. When the laser is absorbed by according pigment, the pigment mass expands quickly and breaks into particles which are eliminated through phagocytes. Whereby the shattered pigment is absorbed by the body and excreted out. Gradually the pigment becomes lighter and lighter till disappearing.
About the function, pigmentation,the laser energy is absorbed by the pigments, these pigments are cause of acne marks, which can be effectively removed with the laser, at the correct setting, helps lighten the skin tone and makes it fairer and brighter, the laser uses its energy to remove dirt, dead skin cells, oil and superficial facial hair.
Like natural skin pigmentation, the laser energy breaks down the tattoo ink and after laser tattoo removal.