With the help of numerical analysis of three-dimension ray tracing, the coupling system of cylindrical lens for small-size LD stacks was studied.
利用三维光线追迹的方法，对小型激光二极管面阵的柱透镜耦合系统进行数值模拟研究。
2
In this paper three-dimensional object field can be transformed into three-dimensional image field by the 4f Fourier lenssystem according to the theory and experiment.
本文从理论和实验上应用4 F富里叶变换透镜系统，把三维物场转换为三维象场。
3
The stereo projector by polarized light include chiefly. the three parts: the objective lenssystem of the projection, the condensing system and a source of light.