Paper
27 August 2009 Depth-resolved imaging by using volume holograms
Zhiqiang Xu, Zhuqing Jiang, Jing Yang, Shiquan Tao
Author Affiliations +
Proceedings Volume 7382, International Symposium on Photoelectronic Detection and Imaging 2009: Laser Sensing and Imaging; 73823Z (2009) https://doi.org/10.1117/12.835565
Event: International Symposium on Photoelectronic Detection and Imaging 2009, 2009, Beijing, China
Abstract
In this paper the reconstructing images of a tiny object with a volume hologram are investigated by examining the effect of Bragg mismatch on the quality of imaging. The imaging depth resolutions of the volume holograms with the different radii are compared. Furthermore, the simultaneous imaging ability of the volume holographic gratings for the different depths of the object space is demonstrated experimentally by recording two holographic gratings in the same material. The results show that the depth resolution of the VHI system is 2.1mm in our experiments, in which a volume hologram is recorded in a 2-mm-thick LiNbO3:Fe:Cu crystal with two recording beams interfering at the wavelength of 532nm, and is located at a working distance of f=75mm away from the object lens.
© (2009) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Zhiqiang Xu, Zhuqing Jiang, Jing Yang, and Shiquan Tao "Depth-resolved imaging by using volume holograms", Proc. SPIE 7382, International Symposium on Photoelectronic Detection and Imaging 2009: Laser Sensing and Imaging, 73823Z (27 August 2009); https://doi.org/10.1117/12.835565
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KEYWORDS
Holography

Holograms

Volume holography

Imaging systems

Image resolution

Diffraction

3D image processing

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