Alma Rejuve Laser System for Skin Rejuvenation, Based on the new Dye-PL technology, it is as effective as laser treatments, combined with the safety, versatility and low-cost of pulsed light. Dye-PL is a high-end, professional-grade skin rejuvenation technology. It is one of the most efficient methods used to achieve uniform skin tone and texture, with fewer treatments and faster results.