The Q-switched Ruby laser is manufactured by Palomar and has a wavelength 694 nm. Its used to treat brown spots, tattoos, pigmented lesions (brown), nevus of ota and caf au lait.  The laser features a short pulse with higher power, and superior absorption by tattoos and pigmented lesions.  The laser can remove complex tattoos without damaging the surrounding skin.  Dr. Geronemus and our New York Dermatologists have been featured in major media outlets discussing laser tattoo removal.