| 莫尔条纹同向法测量透镜焦距 |
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| 引用本文： | 吴长发,廖兆曙,杨坤涛,陶景光. 莫尔条纹同向法测量透镜焦距[J]. 中国激光, 1993, 20(3): 175-178 |
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| 作者姓名： | 吴长发 廖兆曙 杨坤涛 陶景光 |
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| 作者单位： | 华中理工大学光学系，华中理工大学光学系，华中理工大学光学系，华中理工大学微观分析中心 武汉 430074，武汉 430074，武汉 430074，武汉 430074 |
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| 摘 要： | 本文利用干涉条纹和Rochi光栅形成的莫尔条纹在离透镜2倍焦距方向不变的原理测量凸透镜焦距。该法精度高,操作极其简单。
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| 关 键 词： | Moire条纹 光栅 干涉条纹 |
| 收稿时间： | 1992-07-14 |
Measuring focal length of a lens by identical direction Moire fringe |
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| Wu Changfa Tao Jingguang,Liao Zhaoshu,Yang Kuntao. Measuring focal length of a lens by identical direction Moire fringe[J]. Chinese Journal of Lasers, 1993, 20(3): 175-178 |
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| Authors: | Wu Changfa Tao Jingguang Liao Zhaoshu Yang Kuntao |
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| Abstract: | This paper describes the measuring of focal length of a convex lens using Moire fringes in identical direction at a distance of 2f' from the lens, which is formed by interference fringe and a Ronchi grating. This method has high accuracy and the operating is simple. |
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| Keywords: | Moire fringes grating interference fringe |
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