Noninvasive imaging through scattering media with enlarged FOV using PSF estimations and correlations

T Zhang, X Wang, W Zhao, AP Zhai… - Advanced Photonics …, 2023 - Wiley Online Library
Noninvasive imaging through scattering media using memory effect (ME) normally suffers
from the failure of imaging when the object is beyond the ME region, limiting its field of view …

Non-invasive imaging through scattering medium and around corners beyond 3D memory effect

YJ Shi, EL Guo, M Sun, LF Bai, J Han - Optics Letters, 2022 - opg.optica.org
The three-dimensional (3D) memory effect (ME) has been shown to exist in a variety of
scattering scenes. Limited by the scope of ME, speckle correlation technology only can be …

Prior-free mixed speckle simplex separation strategy for multi-object imaging through thin scattering media beyond the optical memory effect

Y Wei, E Guo, Y Zhao, D Mu, L Bai, J Han - APL Photonics, 2023 - pubs.aip.org
The optical technique of imaging through scattering media based on the optical memory
effect (OME) sustains a limited field-of-view (FOV). Therefore, a prior-free imaging method is …

Non-invasive imaging through scattering medium beyond the memory effect via polarization-modulation

Y Shi, E Guo, L Bai, J Han - Optics Communications, 2022 - Elsevier
The phenomenon of light scattering has brought challenges to many fields. In recent years, a
novel method based on speckle-correlation has been proposed to look through scattering …

Noninvasive imaging of two isolated objects through a thin scattering medium beyond the 3D optical memory effect by speckle-based difference strategy

W He, Y Wei, D Lu, X Li, M Liao, X Peng - Optics Letters, 2021 - opg.optica.org
The shape of two objects hidden behind a thin scattering medium is retrieved by the
presented method. One of the two objects keeps stationary, while the other one is supposed …

Imaging multiple objects through scattering medium under strong background illumination

Y Niu, Y Liu, G Chen, J Zhao, L Deng, Y Sa… - Optics & Laser …, 2024 - Elsevier
Speckle correlation imaging is a typical method to image through strongly scattering
medium. However, limited by the optical memory effect range, this method is hard to image …

Speckle autocorrelation separation for multi-target scattering imaging

D Lu, Y Feng, X Peng, W He - Optics Express, 2023 - opg.optica.org
Imaging through scattering media remains a big challenge in optics while the single-shot
non-invasive speckle autocorrelation technique (SAT) is well-known as a promising way to …

[HTML][HTML] Polarized-Speckle Deviation Imaging through Scattering Media under Strong Background Light Interference

S He, X Wang, L Li - Photonics, 2024 - mdpi.com
A crucial challenge faced by noninvasive imaging through strongly scattering media is
overcoming background light interference. Polarization-based anti-scattering methods can …

Imaging of two sequential, laterally overlapping objects

O Korotkova - Optics letters, 2024 - opg.optica.org
The same scalar illumination used in a linear optical system with a single lens is
experimentally shown to carry information about two objects placed at different positions …

[PDF][PDF] 散射介质中优化光谱成像质量研究

张润晨, 张敷阳, 杨涛, 曾文进, 沈骁 - Laser & Optoelectronics …, 2024 - researching.cn
摘要了解散射介质中的点扩散函数(PSF) 对于生物医学成像, 大气科学和光通信等各个领域都至
关重要. 深入研究了不同波长下散射介质中PSF 的特性, 通过对光场函数进行理论推导和实验 …