| 用付里叶—菲涅耳全息图做光学相减和光学微分 |
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| 引用本文： | 冯郁芬,吴颖霞. 用付里叶—菲涅耳全息图做光学相减和光学微分[J]. 陕西师范大学学报(自然科学版), 1992, 0(3) |
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| 作者姓名： | 冯郁芬 吴颖霞 |
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| 作者单位： | 陕西师大物理系，陕西师大物理系 |
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| 摘 要： | 提出一种进行光学相减和学学微分的新方法,对离焦象与准确象的差即为物体图象的二阶微分做了证明.实验结果与理论分析吻合
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| 关 键 词： | 付里叶—菲涅耳全息图 光学相减 光学微分 |
Optical-subtraction and optical-differcntion using Fourier-Fresncl hologram |
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| Feng Yufen Wu Yingxia. Optical-subtraction and optical-differcntion using Fourier-Fresncl hologram[J]. Journal of Shaanxi Normal University: Nat Sci Ed, 1992, 0(3) |
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| Authors: | Feng Yufen Wu Yingxia |
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| Affiliation: | Department of Physics |
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| Abstract: | A novel method for making optical-subtraction and optical-differention is described.It is preved that the difference between defocused images and preeisect images is a second order differention of the image.The experimental results are well Coincident with the theoretical analysis. |
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| Keywords: | Fourier-Fresnelhologram optical-subtraction optical-differcntion |
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