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分析了两种焦平面探测系统信息处理能力,给出了所设计的新型激光粒度仪的光路实例,结果表明球面波照明的焦平面探测系统具有更大的综合优势。
The paper analyzes the information processing ability of two focal plane detection systems and gives an example of the optical path of the new laser particle sizer. The results show that the focal plane detection system with spherical wave illumination has more comprehensive advantages.