Quantitative phase imaging (QPI) is a label-free technique providing both morphology and
quantitative biophysical information in biomedicine. However, applying such a powerful …

Optical tomography has emerged as a non-invasive imaging method, providing three-
dimensional insights into subcellular structures and thereby enabling a deeper …

Space division multiplexing (SDM) is promising to enhance capacity limits of optical
networks. Among implementation options, few-mode fibres (FMFs) offer high efficiency gains …

Minimally invasive endoscopy offers a high potential for biomedical imaging applications.
However, conventional fiberoptic endoscopes require lens systems which are not suitable …

Following Moore's law, the density of integrated circuits is increasing in all dimensions, for
instance, in 3D stacked chip networks. Amongst other electro-optic solutions, multimode …

Significance Deep learning enables label-free all-optical biopsies and automated tissue
classification. Endoscopic systems provide intraoperative diagnostics to deep tissue and …

Holographic endoscopes have garnered extensive attention not only for their compactness
but also for their high-resolution and wide-field imaging capabilities. However, their practical …

The flexible endoscope is a minimally invasive tool in clinical settings. Conventional
modalities record bright field images that are usually low contrast and report qualitative …

An optical multimode fiber (MMF) is capable of delivering structured light modes or complex
images with high flexibility. Here, we present a holographic approach to enable the MMF as …

Fiber-bundle-based endoscopy, with its ultrathin probe and micrometer-level resolution, has
become a widely adopted imaging modality for in vivo imaging. However, the fiber bundles …