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Computational holographic ghost diffraction
DOI:10.1364/OL.484537.png)
摘要
En 中文
Since the paradigm shift in 2009 from pseudo-thermal ghost imaging (GI) to computational GI using a spatial light mod-ulator, computational GI has enabled image formation via a single-pixel detector and thus has a cost-effective advan-tage in some unconventional wave bands. In this Letter, we propose an analogical paradigm known as computa-tional holographic ghost diffraction (CH-GD) to shift ghost diffraction (GD) from classical to computational by using self-interferometer-assisted measurement of field correla-tion functions rather than intensity correlation functions. More than simply seeing the diffraction pattern of an unknown complex volume object with single-point detectors, CH-GD can retrieve the diffracted light field's complex amplitude and can thus digitally refocus to any depth in the optical link. Moreover, CH-GD has the potential to obtain the multimodal information including intensity, phase, depth, polarization, and/or color in a more compact and lensless manner. (c) 2023 Optica Publishing Group
Keyword:
SINGLE
INTERFERENCE
PHASE
期刊
IF:
3.3
论文数:
4.0W
被引数:
7.6W
机构
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