标准解读

GB/T 44221-2024 是一项关于光学系统波前像差测定的标准,具体采用了夏克-哈特曼(Sheard-Hartmann)光电测量法。这项标准为光学领域提供了统一的测试方法和评估准则,确保了不同机构间测量结果的一致性和可比性。下面是对该标准内容的展开说明:

标准适用范围

本标准规定了利用夏克-哈特曼传感器来测量光学系统,包括但不限于相机镜头、显微镜、望远镜及激光光学系统等的波前像差的方法。适用于评估这些系统在设计、生产、安装以及维护过程中的光学性能。

夏克-哈特曼测量原理

夏克-哈特曼测量法基于一个由许多微小透镜组成的阵列(夏克-哈特曼盘),当被测光学系统的光束通过此阵列后,会在每个微透镜的后焦面上形成一个光斑图案。光斑的位置偏离中心表示波前的倾斜,而光斑的形状变化则反映了局部曲率的偏差,从而可以计算出整个波前的像差分布。

测量设备与环境要求

标准详细描述了所需测量设备的规格,包括但不限于夏克-哈特曼传感器的分辨率、动态范围及精度要求。同时,对测量环境的光照条件、温度、湿度等也给出了具体要求,以减少外界因素对测量结果的影响。

测试步骤与数据处理

标准明确了从光学系统设置、测量准备、数据采集到像差数据分析的全过程。这包括如何正确对准被测光学系统,如何调整测量参数以获得最佳信号质量,以及采用何种算法来分析从夏克-哈特曼传感器获得的数据,进而计算出各种像差(如球差、彗差、像散等)的大小。

评估与报告

标准指导用户如何根据测量结果评估光学系统的性能,并提供了一套统一的报告格式。报告应包含测试条件、所用设备信息、测量数据、像差图示以及基于这些数据的性能评价指标,便于用户理解并比较不同光学系统的性能。

标准更新与兼容性

GB/T 44221-2024 标准注重与国际相关标准的协调一致,同时也考虑了技术进步,为未来可能的技术升级留有接口,确保其长期的实用性和有效性。


如需获取更多详尽信息,请直接参考下方经官方授权发布的权威标准文档。

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文档简介

ICS17.180.99

CCSL50

中华人民共和国国家标准

GB/T44221—2024

光学系统波前像差的测定

夏克⁃哈特曼光电测量法

Determinationofwavefrontaberrationinopticalsystems—

Electro⁃opticalShack⁃Hartmannmethod

2024⁃07⁃24发布2025⁃02⁃01实施

国家市场监督管理总局

国家标准化管理委员会发布

GB/T44221—2024

目次

前言··························································································································Ⅲ

1范围·······················································································································1

2规范性引用文件········································································································1

3术语和定义··············································································································1

4测量原理及方法········································································································2

4.1测量原理···········································································································2

4.2光学系统波前像差测量方法···················································································2

4.3光学零件面形偏差的测量······················································································3

5测量条件·················································································································4

5.1测量环境···········································································································4

5.2样品·················································································································4

6设备及装置··············································································································4

6.1测量仪··············································································································4

6.2辅助镜头···········································································································5

7测量步骤·················································································································5

7.1测量前准备········································································································5

7.2波前重构方法的选择····························································································6

7.3光路对准···········································································································6

7.4测量与数据的判定·······························································································6

8测量数据处理···········································································································6

9测量报告·················································································································7

附录A(资料性)波前复原方法·······················································································8

附录B(资料性)Zernike多项式序列···············································································11

附录C(资料性)测量报告····························································································13

参考文献····················································································································14

GB/T44221—2024

前言

本文件按照GB/T1.1—2020《标准化工作导则第1部分:标准化文件的结构和起草规则》的规

定起草。

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。

本文件由中国科学院提出。

本文件由全国光测量标准化技术委员会(SAC/TC487)归口。

本文件起草单位:中国科学院苏州生物医学工程技术研究所、中国科学院光电技术研究所、中国标

准化研究院、中国科学院空天信息创新研究院、中国科学院长春光学精密机械与物理研究所、苏州慧利

仪器有限责任公司、中国计量科学研究院、长春奥普光电技术股份有限公司、浙江舜宇光学有限公司、

成都科奥达光电技术有限公司、苏州一光仪器有限公司、舟山市质量技术监督检测研究院。

本文件主要起草人:史国华、邢利娜、何益、杨金生、蔡建奇、王璞、刘春雨、韩森、洪宝玉、冯长有、

包明帝、叶虹、谢桂华、伍开军、沈晨雁、郝华东。

GB/T44221—2024

光学系统波前像差的测定

夏克⁃哈特曼光电测量法

1范围

本文件描述了采用夏克⁃哈特曼法测量光学系统波前像差的原理及方法、测量条件、设备及装置、

测量步骤以及测量数据处理。

本文件适用于采用夏克⁃哈特曼法测量光学系统波前像差的测量,也适用于光学零件面形偏差的

测量。

2规范性引用文件

本文件没有规范性引用文件。

3术语和定义

下列术语和定义适用于本文件。

3.1

波前wavefront

光波传播时的等相位面。

[来源:GB/T13962—2009,2.28]

3.2

波前像差wavefrontaberration

Φ

波前与理想波前的偏差。

[来源:GB/T41869.2—2022,3.1,有修改]

3.3

面形偏差surfaceformdeviation

被测光学表面相对于参考光学表面的偏差。

[来源:GB/T2831—2009,3.1]

3.4

波前重构wavefrontreconstruction

通过子孔径的斜率计算得到入射波前的相位分

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