What is a Difference Between Light Sheer Duet and Light Sheer XC?

A few years ago, a new handpiece was added to the LightSheer laser, the longstanding gold standard for hair removal in lighter skin types. The Duet has a suction attachment which brings the skin into a cup in the handpiece. This action causes the blood vessels in the skin to be stretched so they will absorb less of the laser heat. Stretching the skin also helps in decreasing the discomfort. No topical anesthesia is used. Also the handpiece is significantly bigger so... more