Scanning dark field laser speckle blood flow imaging method and device
A technology of laser speckle and imaging method, which is applied in medical science, diagnosis, diagnostic recording/measurement, etc., can solve the problem of low degree of improvement, and achieve the effect of improving detection depth and increasing contribution
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[0029] like figure 1 As shown, the device for scanning dark-field laser speckle blood flow imaging method includes: a laser light source 1, a polarizer 2, a beam shaper 3, a beam expander 4, a cylindrical lens 5, a scanning galvanometer 6, and a sample 7 are located in sequence The illumination optical path, and the polarizer 2 is perpendicular to the incident laser beam 1; the sample 7, the analyzer 8, and the photoelectric imaging system 9 are located on the imaging optical path in turn, and the analyzer 8 is perpendicular to the optical axis of the photoelectric imaging system 9, and the photoelectric imaging system 9 is perpendicular to the photoelectric imaging system. The imaging system 9 is concentric, and its polarization direction is perpendicular to the polarization direction of the analyzer 7; the computer 10 is connected to the scanning galvanometer 6, and the scanning galvanometer is controlled to irradiate the localized laser beam onto the measured object, and sca...
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