On this basis, theoretical analysis is made of the reflected optical path of this structure by using Gauss optics theory.
在排除物理接触面的反射因素后，对该结构样品进行了测试，测试结果和所作的理论分析结果基本一致。
Based on Gauss optics, the theory of afocal zoom expander is analyzed, a afocal zoom expander is designed and successfully applied.
基于高斯光学理论，分析了无焦连续变倍准直扩束系统的原理，实现了无焦连续变倍准直扩束系统的设计，并得到了验证。
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