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    • 7. 发明专利
    • Optical microscope and method of measuring spectrum
    • 光学显微镜和测量光谱的方法
    • JP2007179002A
    • 2007-07-12
    • JP2006247510
    • 2006-09-13
    • Nano Photon Kkナノフォトン株式会社
    • KOBAYASHI MINORUOTA TAISUKEOIDE TAKAHIRO
    • G02B21/06G01J3/36G01J3/44G01N21/64G01N21/65G02B21/24G02B21/36
    • G01J3/44G01J3/02G01J3/021G01J3/0213G01J3/0262G01J2003/1243G01J2003/1247
    • PROBLEM TO BE SOLVED: To provide an optical microscope that can accurately measure spectra in a short time, and to provide a method of measuring the spectra. SOLUTION: This optical microscope 100 includes a laser light source 10; a Y-scanner 13 for scanning a light beam in a Y direction; an objective lens 21; an X-scanner 13 for scanning a light beam in an X direction; an outgoing beam emitting from the sample 22 to the objective lens 21 side as a different wavelength among the light beam incident on the sample 22, arranged in an optical path, from the Y-scanner 13 to the sample 22; a beam splitter 17 for splitting the light beam, incident on the sample 22 from the laser light source 10; a spectroscope 31, which has an entrance slit 30, arranged along a direction corresponding to the Y direction and which makes spatially the outgoing beam, passing the entrance slit 30, depending on the wavelength; and a detector 32 for detecting the outgoing beam dispersed by the spectroscope 31. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供可以在短时间内精确测量光谱的光学显微镜,并提供测量光谱的方法。

      解决方案:该光学显微镜100包括激光光源10; Y扫描仪13,用于沿Y方向扫描光束; 物镜21; 用于沿X方向扫描光束的X扫描仪13; 在从Y扫描器13到样品22的光路中入射到样品22上的光束中,从样品22发射到物镜21侧的出射光束作为不同的波长; 用于从激光光源10入射到样品22上的光束的分束器17; 具有入射狭缝30的分光镜31沿着与Y方向相对应的方向布置,并且使空间上的出射光束根据波长穿过入口狭缝30; 以及用于检测由分光镜31分散的输出光束的检测器32.版权所有(C)2007,JPO&INPIT

    • 10. 发明专利
    • Raman scattered light measuring apparatus and method
    • 拉曼散射光测量装置和方法
    • JP2014038031A
    • 2014-02-27
    • JP2012180483
    • 2012-08-16
    • Fujifilm Corp富士フイルム株式会社
    • NAYA MASAYUKIYAMAZOE SHOGO
    • G01N21/65
    • G01N21/65G01J3/0208G01J3/44G01J2003/1226G01J2003/1243
    • PROBLEM TO BE SOLVED: To extract a signal with peak wavelength at high speed and with high accuracy while measuring Raman scattered light.SOLUTION: A Raman scattered light measuring apparatus comprises: an excitation light irradiation part 20 which irradiates a subject S with excitation light L1; a modulation part 30 which has a band-pass filter 31 on which Raman scattered light L2 generated in the subject by irradiation of the excitation light L1 is made incident to perform frequency modulation to the Raman scattered light by relatively scanning center wavelength of the band-pass filter 31 and peak wavelength peculiar to the subject included in the Raman scattered light L2 within a range that the peak wavelength transmits a band of the band-pass filter 31 for at least twice; a photodetector 40 which detects the Raman scattered light to which the frequency modulation is performed to output a light intensity signal; and a lock-in amplifier 50 which acquires temporal variation of the light intensity signal, and acquires a signal with a frequency component higher than that of the frequency modulation on the basis of the acquired temporal variation of the light intensity signal.
    • 要解决的问题:在测量拉曼散射光的同时,以高速和高精度提取具有峰值波长的信号。解决方案:拉曼散射光测量装置包括:激发光照射部分20,其对受试者S照射激发光L1 ; 具有带通滤波器31的调制部30,通过激发光L1的照射使被检体中产生的拉曼散射光L2入射,通过相对扫描带状滤波器31的中心波长相对扫描,对拉曼散射光进行调制, 在峰值波长将带通滤波器31的频带发送至少两次的范围内,包括在拉曼散射光L2中的被摄体特有的波长滤波器31和峰值波长; 光检测器40,其检测进行了频率调制的拉曼散射光,以输出光强度信号; 以及锁定放大器50,其获取光强度信号的时间变化,并且基于获得的光强度信号的时间变化获取频率分量高于频率调制的频率分量的信号。