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    • 64. 发明申请
    • VIEWING-ANGLE IMAGING
    • 观察角度成像
    • US20140209821A1
    • 2014-07-31
    • US13755582
    • 2013-01-31
    • HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    • Charles M. SantoriKelley Elise RivoireDavid A. Fattal
    • G01J1/04
    • G01J1/0407G01J1/0411G02B21/365
    • An example apparatus may include a light source for illuminating a sample, an objective lens positioned on a light path extending from the sample, a lenslet array having a plurality of lenslets and positioned along the light path to receive light from the objective lens. The lenslet array may be positioned along the light path at substantially a Fourier plane of the sample. The example apparatus may also include a detector positioned along the light path approximately one lenslet focal length from the lenslet array. The plurality of lenslets of the lenslet array may correspond to portions of the detector. Each lenslet of the lenslet array may transmit to a corresponding portion of the detector an image of the same portion of the sample from a different viewing angle.
    • 示例性装置可以包括用于照亮样本的光源,位于从样本延伸的光路上的物镜,具有多个小透镜并且沿着光路定位以接收来自物镜的光的小透镜阵列。 小透镜阵列可以沿着样品的大致傅立叶平面沿光路定位。 示例性装置还可以包括沿着光路定位的检测器,大约从小透镜阵列的一个小透镜焦距。 小透镜阵列的多个小透镜可以对应于检测器的部分。 小透镜阵列的每个小透镜可以从不同的视角向检测器的相应部分传输样品的相同部分的图像。
    • 69. 发明申请
    • OPTICAL DEVICES WITH SPIRAL APERIODIC STRUCTURES FOR CIRCULARLY SYMMETRIC LIGHT SCATTERING
    • 具有螺旋光学结构的光学器件,用于圆周对称光散射
    • US20140016181A1
    • 2014-01-16
    • US13951571
    • 2013-07-26
    • Trustees of Boston University
    • Luca Dal Negro
    • G02B5/00G01J1/04
    • G02B5/008G01J1/0407G02B27/42
    • Optical devices including deterministic aperiodic patterning using spiral arrays exhibit circular symmetry in continuous Fourier space via polarization-insensitive planar diffraction. Far-field diffractive coupling in these structures leads to the formation of scattering resonances with circular symmetry and characteristic vortex behavior carrying orbital angular momentum. Plasmonic nanoparticle arrays with aperiodic spiral geometry can be used in fabrication of optical devices that benefit from polarization insensitive, enhanced light-matter coupling on planar surfaces, such as thin-film solar cells (enhanced light absorption and efficiency), photodetectors (enhanced light emission and efficiency), optical biosensors, and polarization devices.
    • 包括使用螺旋阵列的确定性非周期性图案的光学器件通过偏振不敏感平面衍射在连续傅立叶空间中呈现圆对称性。 这些结构中的远场衍射耦合导致形成具有圆形对称性和携带轨道角动量的特征涡旋行为的散射谐振。 具有非周期螺旋几何形状的等离子体纳米颗粒阵列可用于制造受益于平坦表面上的偏振不敏感,增强的光物质耦合的光学器件,例如薄膜太阳能电池(增强的光吸收和效率),光电检测器(增强的光发射 和效率),光学生物传感器和偏振装置。