Digital holography: Methods and applications

被引:22
作者
Kreis, TM [1 ]
Juptner, WPO [1 ]
Geldmacher, J [1 ]
机构
[1] Bremer Inst Angewandte Strahltech, D-28359 Bremen, Germany
来源
INTERNATIONAL CONFERENCE ON APPLIED OPTICAL METROLOGY | 1998年 / 3407卷
关键词
D O I
10.1117/12.323309
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Fresnel or Fraunhofer holograms recorded on CCD arrays can be numerically reconstructed either by the discrete finite Fresnel transform or by solving the diffraction integral using the convolution theorem. Applications in homographic interferometric deformation measurement with effective digital filtering to enhance the interference phase are presented. The detection, location, and size determination in holographic particle analysis can use reconstructed images which are orthogonally oriented with respect to the hologram plane or employ different angular views reconstructed from a single hologram in a tomographic approach.
引用
收藏
页码:169 / 177
页数:9
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