With the XPL we are using intensive pulse lights system and this is a unique system that has a sapphire crystal and has integral air-cooling which is a combination of air cooling and contact cooling.

• XPL是应用强脉冲光系统的一个独特的手柄，配有一块蓝宝石晶体和内置的冷却系统，可以用冷空气冷却和接触式冷却两种方式进行冷却。