... many hairs at the same time. Compared with electrolysis, laser hair removal is more precise and much faster. And also it is ... the skin. Unlike a laser, which emits one specific wavelength of light, IPL emits a broad spectrum of light with each pulse. ... with very little downtime.Curing PrincipleThe IPL System emits varied wavelength, intense pulse, and broad-spectrum light. It can permeate the cuticle ...