
Three Dimensional Optical Coherence Tomography Imaging: …
Three dimensional (3D) ophthalmic imaging using optical coherence tomography (OCT) has revolutionized assessment of the eye, the retina in particular. Recent technological improvements have made the acquisition of 3D-OCT datasets feasible.
动态全场OCT:视网膜细胞器的3D活体成像 - 知乎
摘要:光学相干断层成像 (OCT)能够对活体组织的复杂结构进行成像,但是缺少功能性信息。 文中提出了一种动态全场的OCT技术,非侵入性地对多功能干细胞诱生的视网膜细胞器进行活体成像。
Optical coherence tomography - Wikipedia
Optical coherence tomography (OCT) is a high-resolution imaging technique with most of its applications in medicine and biology. OCT uses coherent near-infrared light to obtain micrometer-level depth resolved images of biological tissue or other scattering media.
OCT:从原理到关键参数 - 知乎
2024年7月18日 · 光学相干断层扫描(OCT)是一种三维成像技术,可以在散射介质中进行高分辨率成像,无需接触样品或使用任何耦合介质。 OCT的横向成像分辨率可达到几微米,成像深度可达几毫米。 OCT能够提供样品表面轮廓和次表面结构(即表面以下的结构)及样品均匀性的信息,从而实时提供准确的信息用于诊断、监测和现场过程反馈。 因此,OCT已经在眼科、皮肤科、血管造影等生物成像领域得到了应用,并且在材料检测和无损检测中作为超声波的强大替代技术。 …
Optical Coherence Tomography for Three-Dimensional Imaging …
2021年9月27日 · Optical coherence tomography (OCT), first proposed by David in 1991, is a novel three-dimensional (3D) imaging technology with noninvasive, high-resolution, and low-cost characteristics, which can perform high-definition cross-sectional imaging of the biological tissue in situ by measuring the reflected light signal, especially for transparent ...
OCT综述—Optical Coherence Tomography (OCT) Imaging …
2024年12月6日 · 1.光学相干断层扫描 (OCT) 成像技术基于低相干光的应用,用于以微米和亚微米级分辨率捕获图像,包括三维 (3D) 图像 [1]。 OCT 成像 技术使用光波(通常具有长波长)来制作表现出光散射的介质的横截面图像。
Dynamic full-field optical coherence tomography: 3D live …
2020年8月17日 · Optical coherence tomography (OCT) is commonly used in biology and medicine to obtain 3D images of microstructures in tissue. OCT contrast arises from the local...
OCTCube-M: A 3D multimodal optical coherence tomography …
2024年8月20日 · OCTCube-M first developed OCTCube, a 3D foundation model pre-trained on 26,685 3D OCT volumes encompassing 1.62 million 2D OCT images. It then exploits a novel multi-modal contrastive learning framework COEP to integrate other retinal imaging modalities, such as fundus autofluorescence and infrared retinal imaging, into OCTCube, efficiently ...
OCT | 3D Imaging | Scattering Media - Wasatch Photonics
Optical coherence tomography (OCT) is a 3-D imaging technique that can provide high resolution imaging in a scattering media, non-destructively and without the need for contact or a coupling medium. Lateral imaging resolution on the order of a few …
3D OCT-1 (Type: Maestro2) - トプコンヘルスケア
Maestro2は、ワンタッチでかんたんにカラー眼底画像とOCT画像、OCT-Angiography画像が撮影可能なフルオートのOCTです。 回転式のモニターで検査室の省スペース化や被検者の撮影サポートを容易し、充実の解析機能とわかりやすいレポート表示で診断をサポートし ...