文中分析可用于焦面阵成像的扩展半球介质透镜。
This paper analyzes extended hemispherical lens, which can be used in focal imaging.
设想我们有某种透镜系统，它对一个扩展物体成象。
Imagine that we have some sort of Lens system which forms an image of an extended object.
文摘：首次讨论了用透镜来扩展高斯光束的一般规律，找出了最佳扩展束腰与透镜焦距的关系。
Abstract: the rules of ganssian light beams extended by lens are disscussed firstey and the relation between the optimum waist extended and focal distance of the lens are found out.
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