| 分数傅里叶变换全息图及其在防伪中的应用 |
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| 引用本文： | 郭永康,黄奇忠,杜惊雷.分数傅里叶变换全息图及其在防伪中的应用[J].光学学报,1999,19(6):21-825. |
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| 作者姓名： | 郭永康 黄奇忠 杜惊雷 |
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| 作者单位： | 四川大学物理系,成都,610064 |
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| 摘 要： | 提出分数傅里叶变换全息图，讨论了它的性质。拍摄分数傅里叶变换彩虹全息图。基于其再现条件的特殊性，可建立一种新型的伪全息术。
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| 关 键 词： | 分数傅里叶变换 分数傅里叶变换全息图 分数傅里叶变换彩虹全息图 防伪 |
| 收稿时间： | 1998/1/19 |
Fractional Fourier Transform Hologram and Its Application in Anti-Counterfeiting |
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| Guo Yongkang,Huang Qizhong,Du Jinglei.Fractional Fourier Transform Hologram and Its Application in Anti-Counterfeiting[J].Acta Optica Sinica,1999,19(6):21-825. |
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| Authors: | Guo Yongkang Huang Qizhong Du Jinglei |
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| Abstract: | The fractional Fourier transform hologram is presented, its properties are
discussed. A fractional Fourier transform rainbow hologram is made, based on its particularity in
reconstruction, a new type of anti counterfeiting hologram is obtained. |
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| Keywords: | fractional Fourier transform (FRT) fractional Fourier transform hologram fractional Fourier transform rainbow hologram anti counterfeiting |
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