一种频域光学相干层析成像装置及其成像方法

The frequency-domain optical coherence tomography device generates sample image information and adjusts imaging system parameters in real time through frequency-sweeping light sources and image processing technology, solving the problems of insufficient detection speed and accuracy in existing technologies and achieving efficient sample imaging.

CN120594455BActive Publication Date: 2026-07-17ANHUI RUISHIDAHUI DIGITAL INTELLIGENT LIGHT TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ANHUI RUISHIDAHUI DIGITAL INTELLIGENT LIGHT TECH CO LTD
Filing Date
2025-06-06
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing optical detection technologies cannot generate sample position information or image information at high resolution and high speed in a short time, and cannot provide real-time feedback for adjusting the imaging system, which affects the accuracy and efficiency of detection.

Method used

The frequency-domain optical coherence tomography device includes a frequency-sweeping light source, an optical transmission unit, a laser galvanometer scanning unit, a detection signal triggering unit, an image processing and display unit, and a control unit. It scans the sample in real time with a frequency-sweeping beam to generate real-time sample image information and adjusts the parameters of the imaging system in real time.

Benefits of technology

It achieves high-resolution, high-speed sample imaging and can provide real-time feedback to adjust the output wavelength, focus position, and scanning position of the imaging system, thereby improving the accuracy and efficiency of detection.

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Abstract

本发明涉及一种频域光学相干层析成像装置及其成像方法。所述装置包括扫频光源、光学传导单元、激光振镜扫描单元、探测信号触发单元、图像处理显示单元、指示光成像单元和控制单元;通过所述激光振镜扫描单元实时扫描待检测样品,记录各扫描点的位置和定向信息,通过指示光成像单元拍摄各扫描点的样品照片,通过探测信号触发单元生成A‑scan触发探测信号,图像处理显示单元根据扫描点的位置和定向信息、样品照片以及A‑scan触发探测信号生成实时样品图像信息,通过控制单元根据所述实时样品图像信息实时反馈调整参数,实现样品的实时成像。本发明利用扫频光源发射扫频波长光束,无需移动机械部件从而提高扫描速度,能够实现更加精确、快速的样品实时成像。
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