单透镜的 meaning in English
signal-lens
Examples
- For single lens , the change of beam quality lead to the varity of dimension and positions of spot of focused nd : yag laser . a telescopic system can produce constant dimension and position of beam waist
激光光束质量的变化导致了单透镜的聚焦光束的束腰大小和束腰位置都发生变化，采用望远镜耦合系统可以得到大小和位置都不变的像方束腰。