研究了多极透镜与旋转对称透镜组合系统的基本性质。
The elementary properties of the system combining a multipole len with a round len are studied.
讨论了构造比例自变换函数及其成像过程，据此制成光栅透镜组合件。
The self imaging functions which can self image on scale are shown.
针对将大发散角LED的光高效会聚到光纤接收端面的需求，提出了一种椭球面和聚光透镜组合光学系统设计的思路。
With large divergence Angle LED light efficiently converges at the optical fiber receiving end demand, an ellipsoid and focusing lens combination optical system design method is proposed.
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