| 1. | ( 2 ) the operation for numerical reconstruction of digital lensless fourier transform holography is experimentally presented
( 2 )从实验上讨论了利用数字无透镜傅里叶变换全息术数值再现全息图的具体过程。 |
| 2. | The main contents are : ( 1 ) the recording and numerical reconstruction of lensless fourier hologram are analyzed by spherical wave theory
主要内容包括： ( 1 )用球面波理论分析了无透镜傅里叶变换全息图的记录和再现过程。 |
| 3. | The lensless fourier hologram of object by using selfoc lens is obtained , and the clear image is numerical reconstructed
通过自聚焦透镜对物体成像，记录并再现了物体的全息图，得到了较满意的再现像，为进一步利用光纤传像奠定了基础。 |
| 4. | However , digital lensless fourier transform holography has more outstanding strongpoints and better advantages for shape and deformation measurement of microstructures
其中数字无透镜傅里叶变换全息术具有更突出的优点，因此在微结构的形貌及形变测量方面具有很强的应用前景。 |
| 5. | The fundamental theory for digital lensless fourier transform holography and its applications in 3 - d object reconstruction and optical metrology are presented in this dissertation . ( 1 ) analytical foundation for numerical reconstruction of digital lensless fourier transform holography , namely discrete fourier transform theory , is presented . the basic principle and mathematical model for recording and numerical reconstruction of digital lensless fourier transform hologram is elaborated
主要内容包括： ( 1 )讨论了数字无透镜傅里叶变换全息术数值重建的数学基础? ?离散傅里叶变换的基本理论，分析了数字无透镜傅里叶变换全息图记录与再现的基本原理，建立了数字无透镜傅里叶变换全息图记录与再现的数学模型。 |
| 6. | The unfocused hologram of lensless fourier holography are also discussed , and a way to revise the reconstruction image of unfocused hologram is presented . ( 2 ) the reconstruction of image plane hologram is analyzed by plane wave theory . the image plane holograms of transparent and opaque objects are also obtained by using fibers
( 2 )用角谱理论分析了像面全息图的再现过程，采用光纤传光分别拍摄了透射和反射物体的像面全息图，并利用频域法对全息图进行数值再现，得到了物体较清晰的再现像。 |
