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机构地区:[1]西南交通大学应用物理系
出 处:《兰州大学学报(自然科学版)》1999年第2期43-47,共5页Journal of Lanzhou University(Natural Sciences)
摘 要:运用全息照相的基本理论,对全息再现成像的各个细节进行了大量的实验与深入的分析,发现并解释了过去文献中没有记载过的现象,总结了一套具有实用价值的全息再现成像的分析方法及差别规则.对于用同波长光再现,主要结论如下:1.“+1”级衍射光只能成虚像,像的大小与再现光源的位置有关;2.“-1”级衍射光可成实像,也可成虚像.成像情况下再现光源、参考光源和被摄物到干板的距离有关;3.细光束“-1”级衍射光可成实像也可成虚像。A great many experiments on the recurrence images of holography and a detailed analysis of the data have been carried out by using the basic theory of holography. New phenomena not published in the literatures have been discovered and explained. Practically useful methods and rules for holographic experiments and theoretical explanations are summarized briefly as follows: 1 For the “+1” diffraction light, only a virtual image can be formed and its size depends on the position of the source of the recurrent light; 2.For the “-1” diffraction light, a real or virtual image can be formed, and its configuration depends on the distances between the positions of the source of the recurrent light and the reference light, and the position of the optical film; 3. For a slender beam of recurrent light and the “-1” diffraction light, a real or virtual image can be formed, and its configuration is concerned with the distance between the position of the object and that of the optical film.
分 类 号:TB877.1[一般工业技术—摄影技术]
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