Photo rejuvenation 38 laser ipl facial i light 3 treatment works by directing controlled pulses of light into the upper skin layer which is then absorbed by the bodys two own natural chemicals melanin pigment and haemoglobin red bloodall photo rejuvenation and ipl laser techniques are quick and simple procedures and will not interfere with your normal daily routine it is suitable for all skin tones and due to the i light 3 applicators glass prism size large areas can be treated in