| 基于莫尔条纹技术的透镜焦距测量 |
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| 引用本文： | 殷勇,何菊明. 基于莫尔条纹技术的透镜焦距测量[J]. 孝感学院学报, 2007, 27(6): 43-45 |
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| 作者姓名： | 殷勇 何菊明 |
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| 作者单位： | 武汉工程大学理学院,湖北,武汉 430074 |
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| 摘 要： | 介绍了横向莫尔条纹的成因及特性,分析了光栅的泰伯特像和透镜焦面的关系.根据光栅泰伯特像对谱面的对称性原理,提出了测量透镜焦距的方法.这种测量法设备简单,操作容易,特别适用于像差小的正透镜.
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| 关 键 词： | 莫尔条纹 泰伯效应 光栅 |
| 文章编号： | 1671-2544(2007)06-0043-03 |
| 修稿时间： | 2007-10-08 |
Measurement of the Focus of Lens Based on Moire Fringe Technology |
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| Yin Yong,He Juming. Measurement of the Focus of Lens Based on Moire Fringe Technology[J]. JOURNAL OF XIAOGAN UNIVERSITY, 2007, 27(6): 43-45 |
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| Authors: | Yin Yong He Juming |
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| Abstract: | This paper analyzed the formation cause and characteristics of Moire fringe,discussed the relation between Talbot image of a grating and the focal plane of a lens,and proposed a method of measuring the focus of lens according to the theory that Talbot image is symmetrical to Fourier spectrum plane. |
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| Keywords: | Moire fringe Talbot effect grating |
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