The Powerful Green Laser Pointer
Technically, the 激光 light is enhanced by stimulated emission of radiation. Within each 激光 指点设备时,通过它的电流小的芯片,用于创建辐射. 他们被称为 二极管 激光 the 激光. Currently, several colors are emitted by a device known as 激光 pointers and practice for those products on the market. 实现每个设备的颜色, 根据对齐 激光 在纳米测量它一定频率的光二极管 (纳米).
