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    • 2. 发明申请
    • ZOOM LENS SYSTEMS WITH WAVEFRONT CODING
    • 具有WAVEFRONT编码的变焦镜头系统
    • WO2007103944A2
    • 2007-09-13
    • PCT/US2007/063423
    • 2007-03-06
    • CDM OPTICS, INC.DOWSKI, Edward, R.TACHIHARA, SatoruCORMACK, Robert, H.
    • DOWSKI, Edward, R.TACHIHARA, SatoruCORMACK, Robert, H.
    • G02B13/00G02B15/00G02B15/04G02B27/00G02B27/46
    • G02B27/0025G02B13/12G02B15/04G02B15/14G02B27/46G02B27/52
    • Zoom lens systems and methods for imaging incoming rays over a range of ray angles are disclosed. The incoming rays are characterized by at least phase. The zoom lens system includes an optical axis and is characterized by a plurality of modulation transfer functions (MTFs) corresponding at least to the range of ray angles. The zoom lens system includes an optical group disposed along the optical axis, including at least one variable optical element that has a variable focal length selectable between at least two distinct focal length values. The optical group also includes a wavefront coding element. The wavefront coding element alters at least the phase of the incoming rays, such that the plurality of MTFs corresponding to the range of ray angles, for each one of the two distinct focal length values, are less sensitive to misfocus-like aberrations than a corresponding system without the wavefront coding element.
    • 公开了用于在射线角度范围内成像入射光线的变焦透镜系统和方法。 入射光线的特征在于至少是相位。 变焦透镜系统包括光轴,其特征在于至少对应于射线角度范围的多个调制传递函数(MTF)。 变焦透镜系统包括沿着光轴设置的光学组,包括至少一个可变光学元件,该可变光学元件在至少两个不同焦距值之间可选择可变焦距。 光学组还包括波前编码元件。 波前编码元件至少改变入射光线的相位,使得对应于两个不同焦距值中的每个不同焦距值的光线角度范围的多个MTF对于与对应的焦点相似的像差不太敏感 系统没有波前编码元素。
    • 5. 发明申请
    • ZOOM LENS SYSTEMS WITH WAVEFRONT CODING
    • 具有波前编码的变焦镜头系统
    • WO2007103944A3
    • 2007-11-22
    • PCT/US2007063423
    • 2007-03-06
    • CDM OPTICS INCDOWSKI EDWARD RTACHIHARA SATORUCORMACK ROBERT H
    • DOWSKI EDWARD RTACHIHARA SATORUCORMACK ROBERT H
    • G02B13/00G02B15/00G02B15/04G02B27/00G02B27/46
    • G02B27/0025G02B13/12G02B15/04G02B15/14G02B27/46G02B27/52
    • Zoom lens systems and methods for imaging incoming rays over a range of ray angles are disclosed. The incoming rays are characterized by at least phase. The zoom lens system includes an optical axis and is characterized by a plurality of modulation transfer functions (MTFs) corresponding at least to the range of ray angles. The zoom lens system includes an optical group disposed along the optical axis, including at least one variable optical element that has a variable focal length selectable between at least two distinct focal length values. The optical group also includes a wavefront coding element. The wavefront coding element alters at least the phase of the incoming rays, such that the plurality of MTFs corresponding to the range of ray angles, for each one of the two distinct focal length values, are less sensitive to misfocus-like aberrations than a corresponding system without the wavefront coding element.
    • 公开了变焦透镜系统和用于在一定范围的光线角度下成像入射光线的方法。 入射光线至少具有相位特征。 变焦透镜系统包括光轴并且由多个至少对应于光线角度范围的调制传递函数(MTF)表征。 变焦透镜系统包括沿着光轴设置的光学组,其包括至少一个可变光学元件,该可变光学元件具有可在至少两个不同焦距值之间选择的可变焦距。 光学组还包括波前编码元件。 波前编码元件至少改变入射光线的相位,使得与两个不同焦距值中的每一个的光线角度范围相对应的多个MTF对类似散焦的像差的敏感性小于对应 系统没有波前编码元件。
    • 6. 发明申请
    • RAY CORRECTION APPARATUS AND METHOD
    • RAY校正装置和方法
    • WO2007008766A1
    • 2007-01-18
    • PCT/US2006/026690
    • 2006-07-10
    • CDM OPTICS, INC.CORMACK, Robert, H.DOWSKI, Edward, Raymond, Jr.SILVEIRA, Paulo, E., X.
    • CORMACK, Robert, H.DOWSKI, Edward, Raymond, Jr.SILVEIRA, Paulo, E., X.
    • G02B3/00H01L31/0232H01L27/146H04N5/225
    • H04N5/2254G02B3/0056H01L27/14627
    • In a detector system for receiving incoming electromagnetic radiation having a range of chief ray angles (CRAs) that is limited by a stop of the imaging optics, an improvement includes a corrective element that cooperates with imaging optics to ensure that chief rays over the range of CRAs fall within a cone of acceptance angles of the detector. The corrective element may be a tilted lenslet, a diffractive element, a refractive element, a discretized refractive element or a subwavelength structure. A detector system collects a range of chief rays from imaging optics. The system includes an array of detectors, each having a cone of acceptance angles, and a corrective element having one of: an array of lenslets including at least one tilted lenslet; a diffractive element; a refractive element; a discretized refractive element; and subwavelength structures. The corrective element redirects each chief ray to within the cone of acceptance angles.
    • 在用于接收具有由成像光学器件的停止限制的主射线角度(CRA)的范围的入射电磁辐射的检测器系统中,改进包括与成像光学器件配合的校正元件,以确保在 CRAs落在检测器的接受角的锥度内。 校正元件可以是倾斜小透镜,衍射元件,折射元件,离散折射元件或亚波长结构。 检测器系统从成像光学器件收集一系列主要射线。 该系统包括一个检测器阵列,每个检测器具有一个锥形的接受角度,以及一个校正元件,其具有以下之一:包括至少一个倾斜小透镜的小透镜阵列; 衍射元件; 折射元件 离散折射元件; 和亚波长结构。 校正元件将每个主射线重定向在接受角度的锥度内。
    • 8. 发明申请
    • TUNABLE OPTICAL FILTER WITH RETAINED COMPLEMENTARY OUTPUT
    • 具有保留补充输出的可控光滤波器
    • WO0218993A3
    • 2003-02-06
    • PCT/US0142017
    • 2001-08-30
    • CORMACK ROBERT H
    • CORMACK ROBERT H
    • G02B6/34G02B6/293H04J14/02
    • G02B6/2713G02B6/2746G02B6/29361G02B6/29383G02B6/29395G02B6/3512
    • A tunable interference add/drop filter system combines an interference filter (308) or the like with a mirror (312) attached adjacent to the filter at an angle under 180 DEG to form a reflector assembly (314). The reflector assembly is rotated to tune the filter system. The dropped output (304) passes through the filter, while the passed output (306) reflects off of the filter and the mirror. The direction of the passed output beam is a fixed angle from the input beam, and the beam is translated sideways by a fixed amount, no matter how much the reflector assembly is rotated. Thus the dropped output (or complementary output) can be retained. A null state switch (500) prevents light from reaching the filter while the filter system is tuning.
    • 可调谐干扰分插滤波器系统将干涉滤光器(308)等与在180度以下的角度邻近过滤器附近的反射镜(312)组合以形成反射器组件(314)。 旋转反射器组件以调整过滤系统。 丢弃的输出(304)通过过滤器,而通过的输出(306)反射离开过滤器和反射镜。 通过的输出光束的方向与输入光束成一个固定的角​​度,而不管反射器组件旋转多少,光束横向平移固定的量。 因此,可以保留丢弃的输出(或互补输出)。 空白状态开关(500)在过滤器系统调谐时防止光线到达过滤器。