Safe Solutions for Darker Skin - Cosmetic Laser MD in New JerseyTreating ethnic skin can be a challenge when lasers are involved. Many wavelengths run the risk of causing hypo (decreased) or hyper (increased) pigmentation. One of the core concerns of Dr. Tanne is providing safe and effective treatments for all her patients regardless of skin tone. To do this, she has invested in devices that use radiofrequency (RF , a color blind energy source. With her vast array of treatment options, patients can treat a full range of concerns including acne scars, pigment problems, wrinkles and excess hair (using her ELOS system).