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    • 1. 发明申请
    • PROJECTION SYSTEMS FOR MULTIPLE-PANEL, PLANAR LIQUID CRYSTAL LIGHT VALVES
    • 多面板,平面液晶灯的投影系统
    • WO2004015484A3
    • 2004-07-15
    • PCT/US0325163
    • 2003-08-11
    • ILJIN DIAMOND CO LTDKEITH DAVID L
    • KEITH DAVID L
    • G02F20060101G03B21/14H04N9/31H04N17/00
    • H04N9/3105
    • A projection device wherein plural pixel arrays (402, 404, 406) are situated on a single planar substrate (409). Relative differences in pixel array magnification can be compensated or corrected electronically, or pixel arrays of different sizes can be provided. Optical systems that image all the pixel arrays with a single projection lens (414) include one or more field lenses (417) configured to provide virtual images at optical distances from the projection lens so that projected images of the arrays appear to be in focus. In a prefered embodiment a pixel array at a centre of a set of arrays is associated with a positive field lens and a pixel array displaced from the centre pixel array is associated with a negative field lens.
    • 一种投影装置,其中多个像素阵列(402,404,406)位于单个平面基板(409)上。 可以电子地补偿或校正像素阵列放大率的相对差异,或者可以提供不同尺寸的像素阵列。 用单个投影透镜(414)对所有像素阵列成像的光学系统包括一个或多个场透镜(417),其被配置为提供距离投影透镜的光学距离处的虚拟图像,使得阵列的投影图像看起来是对焦的。 在一个优选实施例中,一组阵列的中心处的像素阵列与正场透镜相关联,并且从中心像素阵列移位的像素阵列与负场透镜相关联。
    • 4. 发明申请
    • PROJECTION SYSTEMS FOR MULTIPLE-PANEL, PLANAR LIQUID CRYSTAL LIGHT VALVES
    • 多面板,平面液晶灯的投影系统
    • WO2004015484A2
    • 2004-02-19
    • PCT/US2003/025163
    • 2003-08-11
    • ILJIN DIAMOND CO., LTD.KEITH, David, L.
    • KEITH, David, L.
    • G02F
    • H04N9/3105
    • Pixel arrays situated on a planar substrate are imaged, and the images converged. Relative differences in pixel array magnification can be compensated or corrected electronically, or pixel arrays of different sizes can be provided. Optical systems that image all the pixel arrays with a single projection lens include one or more field lenses configured to provide virtual images at optical distances from the projection lens so that projected images of the arrays appear to be in focus. In one example, a pixel array at a center of a set of arrays is associated with a positive field lens, and a pixel array displaced from the center pixel array is associated with a negative field lens.
    • 位于平面基板上的像素阵列成像,并且图像收敛。 可以电子地补偿或校正像素阵列放大率的相对差异,或者可以提供不同尺寸的像素阵列。 用单个投影透镜对所有像素阵列进行成像的光学系统包括一个或多个场透镜,其被配置为提供距离投影透镜的光学距离处的虚拟图像,使得阵列的投影图像看起来是对焦的。 在一个示例中,在一组阵列的中心处的像素阵列与正场透镜相关联,并且从中心像素阵列移位的像素阵列与负场透镜相关联。