基于DWC波前检测的计算机辅助装调技术  

Computer-aided alignment based on DWC wave-front testing

作　　者：刘琳[1] 王洋[1] 张兴德[1] 

机构地区：[1]华北光电技术研究所,北京100015

出　　处：《激光与红外》2013年第4期428-432,共5页Laser & Infrared

摘　　要：计算机辅助装调(CAA)技术是提升高精度、复杂离轴光学系统成像质量的有效手段。介绍了计算机辅助装调技术发展背景及现状,总结了用于计算机辅助装调技术的光学检测手段及优化方法。介绍了一种基于高分辨率波前传感器(DWC)的计算机辅助装调技术,建立了数学模型。这个模型包含光学系统出瞳波面像差获取、失调光学系统的失调量计算及系统像差表示三个方面的内容。最后,对模型进行了数值仿真试验,通过对比系统装调前后的结果,验证了该方法的理论可行性。Computer-aided alignment（CAA）is an effective method to improve the imaging quality of high precision,complex and off-axis optical systems.The paper introduces the development and application of CAA,and summarizes the method of optical testing and optimizing.A computer-aided alignment method based on a high-resolution wave-front detector is proposed.The model includes the detection of the wave-front,calculation of disalignment and the aberration between the actual system and the designed system.By numerical experiments and comparison of the image qualities between the pre-aligned and post-aligned systems,the feasibility of the CAA method is demonstrated.

关 键 词：计算机辅助装调技术 离轴反镜光学系统 泽尼克多项式 波前检测 

分 类 号：TH74[机械工程—光学工程]