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Method for generating two-dimensional images from three-dimensional optical coherence tomography interferogram data

机译:从三维光学相干断层扫描干涉图数据生成二维图像的方法

摘要

Methods for generating optical coherence tomography intensity maps are provided. A beam of light is generated and divided along a sample path and a reference path. The sample path beam of light is directed to locations in an X-Y plane. Light returned from each of the sample path and the reference path is received. Sets of outputs are generated, each corresponding to light intensities received at different wavelengths of the light source when the beam of light is directed at a particular X-Y plane location, the light intensities including information about a light reflectance distribution within an object in a depth direction Z at the particular X-Y plane location. A set of outputs generated from directing the beam of light at a particular X-Y plane location is high-pass filtered to generate a set of filtered outputs suitable for generating a two-dimensional image intensity map of the object.
机译:提供了用于生成光学相干层析成像强度图的方法。产生光束并沿样品路径和参考路径将其分开。样本路径光束被定向到X-Y平面中的位置。接收从每个样本路径和参考路径返回的光。生成一组输出,每组输出对应于当光束被定向到特定的XY平面位置时在光源的不同波长处接收到的光强度,这些光强度包括有关对象在深度方向上的光反射率分布的信息Z在特定的XY平面位置。通过将光束指向特定的X-Y平面位置而生成的一组输出经过高通滤波,以生成适合于生成物体的二维图像强度图的一组滤波后的输出。

著录项

  • 公开/公告号EP2784438B1

    专利类型

  • 公开/公告日2018-10-24

    原文格式PDF

  • 申请/专利权人 KABUSHIKI KAISHA TOPCON;

    申请/专利号EP20140150879

  • 发明设计人 REISMAN CHARLES A.;

    申请日2014-01-13

  • 分类号G01B9/02;A61B3/107;

  • 国家 EP

  • 入库时间 2022-08-21 13:19:58

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