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基于差分传递函数法的大口径平面镜检测

安其昌 姜晰文 李洪文 唐境

安其昌, 姜晰文, 李洪文, 唐境. 基于差分传递函数法的大口径平面镜检测[J]. 中国光学(中英文), 2022, 15(5): 992-999. doi: 10.37188/CO.2022-0122
引用本文: 安其昌, 姜晰文, 李洪文, 唐境. 基于差分传递函数法的大口径平面镜检测[J]. 中国光学(中英文), 2022, 15(5): 992-999. doi: 10.37188/CO.2022-0122
AN Qi-chang, JIANG Xi-wen, LI Hong-wen, TANG Jing. Detection of large aperture flat mirror based on the differential optics transfer function method[J]. Chinese Optics, 2022, 15(5): 992-999. doi: 10.37188/CO.2022-0122
Citation: AN Qi-chang, JIANG Xi-wen, LI Hong-wen, TANG Jing. Detection of large aperture flat mirror based on the differential optics transfer function method[J]. Chinese Optics, 2022, 15(5): 992-999. doi: 10.37188/CO.2022-0122

基于差分传递函数法的大口径平面镜检测

doi: 10.37188/CO.2022-0122
基金项目: 国家自然科学基金项目(No. 62005279);中国科学院青年创新促进会(No. 2020221);中国科学院装备研制项目(No. YJKYYQ20200057);吉林省科技发展计划(No. 20220402032GH)
详细信息
    作者简介:

    安其昌(1988—),男,山西太原人,博士,助理研究员,中国科学院青年创新促进会成员。2011年于中国科学技术大学获得工学学士学位,2018 年于中国科学院大学获得博士学位,研究方向为大口径光机系统检测装调。E-mail:anjj@mail.ustc.edu.cn

  • 中图分类号: TH751

Detection of large aperture flat mirror based on the differential optics transfer function method

Funds: Supported by the National Natural Science Foundation of China (No. 62005279); the Youth Innovation Promotion Association of CAS (No. 2020221); the Equipment Development Project of the Chinese Academy of Sciences (No. YJKYYQ20200057); Jilin Science and Technology Development Program (No. 20220402032GH)
  • 摘要:

    为了实现大口径平面镜的原位检测,本文基于差分传递函数结合瑞奇康芒检测架构,利用全息检测方法结合瑞奇康芒法,通过光瞳的遮拦编码实现大口径平面镜的面形检测。首先,对基于差分传递函数法的大口径平面镜检测基本原理进行了推导,并将现有的大口径波前与重建波前进行对比。最后,利用变形镜搭建了检测光路。本文方法所得到面形与输入面形相关性不低于70%。本文的研究成果对宇宙“首光”探测以及“一黑两暗三起源”等宇宙学基础命题的研究均有十分重要的意义。

     

  • 图 1  孔径变分下的标准波前主成分分析结果

    Figure 1.  Principal component analysis results of standard wavefront

    图 2  对彗差与像散混合波前的差分光学传递函数解算幅值(a)及相位(b)

    Figure 2.  (a) The amplitude and (b) phase calculated by the differential optical transfer function for the mixed wavefront of coma and astigmatism

    图 3  孔径变分前(a)、后(b)焦斑能量分布

    Figure 3.  Energy distributions of the focal spot before (a) and after (b) aperture variation

    图 4  2 m级大口径反射镜面形差分光学传递函数解算结果。(a)原始波前;(b)恢复波前;(c)原始波前结构函数;(d)恢复波前结构函数

    Figure 4.  Differential optical transfer function solutions for a 2 m level large aperture mirror shape. (a) Original wavefront. (b) Recovered wavefront. (c) Original wavefront structure function. (d) Recovered wavefront structure function

    图 5  原始波前与复原结果的互相关函数

    Figure 5.  Cross correlation function between the original wavefront and restoration′s result

    图 6  基于全息瑞奇-康芒检测大口径平面镜离散孔径检测架构。(a)光瞳架构;(b)检测光路;(c)孔径变分解算过程

    Figure 6.  Large aperture planar mirror discrete aperture detection architecture based on holographic Ritchey-Common detection. (a) Pupil architecture. (b) Detection optical path. (c) Aperture variational calculation process

    图 7  低阶像差组合的(a)原始波前与(b)重建波前

    Figure 7.  (a) Original wavefront and (b) reconstructed wavefront of low-order aberration combination

    图 8  原始波前与重建波前对应的Zernike系数对比

    Figure 8.  Comparison of Zernike coefficients corresponding to the original wavefront and the reconstructed wavefront

    图 9  解算得到的(a)幅值与(b)相位信息以及(c)实现装置图

    Figure 9.  (a) The amplitude and (b) phase information obtained from the solution and (c) the implementation device

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出版历程
  • 收稿日期:  2022-06-13
  • 修回日期:  2022-07-15
  • 网络出版日期:  2022-08-12

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