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    • 3. 发明申请
    • Multi Channel and Wide-Angle Observation System
    • 多通道和广角观测系统
    • US20140160230A1
    • 2014-06-12
    • US13707858
    • 2012-12-07
    • CHIH-WEI KUOCHIEN-YUAN HANER-LIANG JIANMIN-FANG LO
    • CHIH-WEI KUOCHIEN-YUAN HANER-LIANG JIANMIN-FANG LO
    • H04N5/232
    • H04N5/23296H04N5/2254
    • A multi channel and wide-angle observation system includes at least two lens modules, at least two polarization units, at least two polarization control units, at least two transmittance control units and a spectroscope to form a multiple structure, which utilizes the light polarization characteristics to control the light propagation, to control switching different channel to form an optical image in accordance with the timing control unit, and then to synthesize the images by an image processing unit. Since each channel of the system has different visual angles for capturing images, a wide-angle image can be got via the image synthesis and a light transmittance adjustment cab be processed via the transmission rate control module, so as to adjust the light intensity from different incident directions to balance the vision lightness of the wide-angle image.
    • 多通道和广角观测系统包括至少两个透镜模块,至少两个偏振单元,至少两个偏振控制单元,至少两个透射率控制单元和用于形成多重结构的分光镜,其利用光偏振特性 以控制光传播,控制根据定时控制单元切换不同的通道以形成光学图像,然后由图像处理单元合成图像。 由于系统的每个通道具有用于捕获图像的不同视角,可以通过图像合成获得广角图像,并且经由透射率控制模块处理透光率调节驾驶室,以便从不同的角度调节光强度 事件方向来平衡广角图像的视觉亮度。
    • 5. 发明授权
    • Optical rotation angle polarimeter
    • 光学旋转角度旋光仪
    • US06327037B1
    • 2001-12-04
    • US09294530
    • 1999-04-19
    • Chien ChouChien-Yuan HanWen-Chuan Kuo
    • Chien ChouChien-Yuan HanWen-Chuan Kuo
    • G01B902
    • G01J4/04G01N21/21
    • In an optical rotation angle polarimeter for investigating optical activity of a test object, a two-frequency laser source generates a laser beam with two eigen modes of two different temporal frequencies and two orthogonal linear polarized waves. The laser beam is to be passed through the test object. The polarized beam splitter is adapted to receive and split the laser beam, which exits the test object, into first and second orthogonal optical heterodyne interference X-axis and Y-axis components. Each of first and second photo detectors receives a respective one of the first and second orthogonal optical heterodyne interference X-axis and Y-axis components from the polarized beam splitter, and generates a corresponding optical heterodyne interference signal. A signal processor is connected to the first and second photo detectors, and combines the optical heterodyne interference signals therefrom so as to obtain an optical heterodyne interference output. An amplitude detector detects the amplitude of the optical heterodyne interference output, which serves as a measure of the optical activity of the test object. In addition, the laser beam has an adjustable wavelength to permit measurement of dispersion of optical rotation angles versus wavelength for an optically active material or substance.
    • 在用于调查测试对象的光学活动的光学旋转角度偏振计中,双频激光源产生具有两个不同时间频率和两个正交线偏振波的两个本征模的激光束。 激光束将通过测试对象。 偏振分束器适于将离开测试对象的激光束接收并分裂成第一和第二正交光学外差干涉X轴和Y轴分量。 第一和第二光电检测器中的每一个从偏振分束器接收第一和第二正交光学外差干涉X轴和Y轴分量中的相应一个,并产生相应的光外差干扰信号。 信号处理器连接到第一和第二光电检测器,并且组合来自其的光学外差干涉信号,以获得光学外差干扰输出。 振幅检测器检测光学外差干扰输出的幅度,其作为测试对象的光学活动的度量。 此外,激光束具有可调节的波长,以允许测量光学旋转角度对光学活性材料或物质的波长的色散。
    • 6. 发明授权
    • Wavelength or pulsewidth tunable mode-locked fiber laser system
    • 波长或脉冲宽度可调谐锁模光纤激光系统
    • US07873080B2
    • 2011-01-18
    • US12493914
    • 2009-06-29
    • Nan-Kuang ChenJim-Wein LinYinchieh LaiSien ChiJing-Shyang HorngChien-Yuan HanHsi-Wen Yang
    • Nan-Kuang ChenJim-Wein LinYinchieh LaiSien ChiJing-Shyang HorngChien-Yuan HanHsi-Wen Yang
    • H01S3/098
    • H01S3/067H01S3/06712H01S3/06725H01S3/06791H01S3/1112
    • A wavelength-tunable mode-locked fiber laser system is provided and includes an optical cavity. The optical cavity outputs an output laser pulse having an adjustable principal wavelength, and includes a short-wavelength-pass filter, a polarization controller, an optical gain fiber and a fiber. The short-wavelength-pass filter produces an intracavity laser pulse. The fiber has a length, and connects the short-wavelength-pass filter, the polarization controller and the optical gain fiber in series. The optical cavity has an anomalous dispersion range and a net group-velocity dispersion being within the anomalous dispersion range due to the length of the fiber. The optical cavity causes the intracavity laser pulse to propagate therein for providing the output laser pulse, providing a first laser pulse, a second laser pulse and a third laser pulse to the short-wavelength-pass filter, the polarization controller and the optical gain fiber respectively, and adjusting the intracavity laser pulse.
    • 提供了一种波长可调锁模光纤激光系统,包括一个光腔。 光腔输出具有可调主波长的输出激光脉冲,并且包括短波通滤波器,偏振控制器,光增益光纤和光纤。 短波通滤波器产生腔内激光脉冲。 光纤具有长度,并串联连接短波通滤波器,偏振控制器和光增益光纤。 由于纤维的长度,光腔具有异常色散范围和净组速度色散在异常色散范围内。 光腔使腔内激光脉冲在其中传播以提供输出激光脉冲,向短波通滤波器,偏振控制器和光增益光纤提供第一激光脉冲,第二激光脉冲和第三激光脉冲 分别调整腔内激光脉冲。