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Defocus-Resistant Computational Imaging With Wavefront-Coding Metalens

delete2025-11-20
delete0
PRE
AI
X
Xiaofei Yu
H
Haofeng Zang
Q
Qing Ye
王沛 封面图
王沛 (Pei Wang)
Y
Yonghua Lü
DOI:10.1109/JSTQE.2025.3634773delete
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摘要

摘要

En 中文
在传统波前编码(WFC)成像系统中,相位掩模与成像镜头分离,导致光学系统笨重且不灵活。在本工作中,我们引入了一种立方金属镜,将立方相位掩模和成像镜头集成到单个金属表面器件中。通过将这种立方金属镜与板载CMOS相机结合,我们开发了一种紧凑、抗散焦的计算成像系统。立方相位的引入扩展了金属镜的景深,如其抗散焦点扩散函数(PSF)和调制传递函数(MTF)所示。我们演示了通过维纳滤波器,即使存在透明障碍物,也可以为基于立方金属镜的紧凑成像系统计算恢复高保真图像。
Keyword:
Wavefront coding imaging
cubic-metalens
defocus-resistant

期刊

I
IEEE Journal of Selected Topics in Quantum Electronics
IF:
5.1
论文数:
5.6K
被引数:
1.2W

机构

N
national university of defense technology
学者数:
5.0K
论文数: 1.5K
被引数: 0
U
University of Science and Technology of China
学者数:
1.7W
论文数: 6.0K
被引数: 11.3W
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