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Wanxue Wei 1,2†Muyang Zhang 3†Zhuoqun Yuan 3Weike Wang 3[ ... ]Kebin Shi 1,2,4,5,7,*
Author Affiliations
Abstract
1 State Key Laboratory of Mesoscopic Physics and Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University, Beijing 100871, China
2 National Biomedical Imaging Center, Peking University, Beijing 100871, China
3 Institute of Modern Optics, Nankai University, Tianjin Key Laboratory of Micro-Scale Optical Information Science and Technology, Tianjin 300350, China
4 Collaborative Innovation Center of Extreme Optics, Shanxi University, Taiyuan 030006, China
5 Peking University Yangtze Delta Institute of Optoelectronics, Nantong 226010, China
6 e-mail: ymliang@nankai.edu.cn
7 e-mail: kebinshi@pku.edu.cn
Multi-angle illumination is a widely adopted strategy in various super-resolution imaging systems, where improving computational efficiency and signal-to-noise ratio (SNR) remains a critical challenge. In this study, we propose the integration of the iterative kernel correction (IKC) algorithm with a multi-angle (MA) illumination scheme to enhance imaging reconstruction efficiency and SNR. The proposed IKC-MA scheme demonstrates the capability to significantly reduce image acquisition time while achieving high-quality reconstruction within 1 s, without relying on extensive experimental datasets. This ensures broad applicability across diverse imaging scenarios. Experimental results indicate substantial improvements in imaging speed and quality compared to conventional methods, with the IKC-MA model achieving a remarkable reduction in data acquisition time. This approach offers a faster and more generalizable solution for super-resolution microscopic imaging, paving the way for advancements in real-time imaging applications.
Photonics Research
2025, 13(7): 1973
 
魏婉雪 1,2何苗 3徐坚 1,2董大山 1,2,*
作者单位
摘要
1 北京大学物理学院人工微结构和介观物理国家重点实验室,北京 100871
2 山西大学极端光学协同创新中心,山西 太原 030006
3 北京大学医学部医学技术研究院,北京 100871
光学衍射层析成像技术是一种新兴的对细胞和组织进行非侵入、无创伤、无标记快速三维成像的技术,在细胞代谢、病理和肿瘤诊断等方面都有很大的应用前景。传统的光学衍射层析成像技术视场范围较小,视野内仅有单个或数个细胞,难以直接观察到细胞间的相互作用,无法对散射较强的厚、大细胞进行成像,这在一定程度上限制了其进一步应用。针对视场范围较小的不足,提出了一种用满采集物镜的视场数的大视野光学衍射层析成像技术,可以获得更高的散射光子通量,提高成像质量,减弱伪影、振铃等边缘效应,视野内可以观测到多种状态的细胞和细胞间相互作用。结果表明,大视野光学衍射层析成像技术在兼具亚细胞分辨率和无标记活细胞长时程三维观测能力的同时,具有更大的视野、更小的边缘效应,生物应用前景更加广泛。
生物光学 光学显微成像 光学衍射层析成像 大视野 
中国激光
2023, 50(3): 0307109

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