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    • 1. 发明申请
    • OPTICAL SYSTEM FOR DIGITAL LIGHT PROJECTION SYSTEM INCLUDING 3-CHANNEL AND 4-CHANNEL LED ARRAY LIGHT ENGINES
    • 用于数字光投影系统的光学系统,包括3通道和4通道LED阵列轻型发动机
    • WO2007067815A2
    • 2007-06-14
    • PCT/US2006/047232
    • 2006-12-08
    • SCRAM TECHNOLOGIES, INC.SHANLEY, James, F.COTTON, Christopher, T.
    • SHANLEY, James, F.COTTON, Christopher, T.
    • G03B21/00
    • G03B21/2013G03B21/2033G03B21/208G03B33/06H04N9/3152
    • An optical system for a digital light projection system is provided. The optical system comprises a plurality of LED arrays, wherein each LED array comprises a plurality of LEDs. The optical system also comprises an optical concentrator element positioned substantially adjacent to each of the LED arrays, wherein each concentrator element reflects light emitted from the plurality of LEDs within the corresponding LED array so as to provide substantially uniform light at an output surface of each concentrator element. The optical system preferably further comprises an optical combiner element, wherein the output surface of each concentrator element is optically aligned with a corresponding side of the combiner element, and wherein the combiner element chromatically combines the substantially uniform light provided at the output surface of each concentrator element so as to form color-combined light at an output surface of the combiner element. In one embodiment, the combiner element comprises a first dichroic element and a second dichroic element, and wherein the first dichroic element and the second dichroic element are positioned substantially adjacent to each other and are angled with respect to each other so as to form a substantially V-shaped pattern.
    • 提供了一种用于数字光投射系统的光学系统。 该光学系统包括多个LED阵列,其中每个LED阵列包括多个LED。 光学系统还包括基本上邻近每个LED阵列定位的光集中器元件,其中每个集中器元件反射从相应LED阵列内的多个LED发射的光,以便在每个聚光器的输出表面处提供基本上均匀的光 元件。 光学系统优选地还包括光学组合器元件,其中每个聚光器元件的输出表面与组合器元件的对应侧光学对准,并且其中组合器元件将组合器元件在每个聚光器的输出表面处提供的基本均匀的光 以在组合器元件的输出表面上形成彩色组合光。 在一个实施例中,组合器元件包括第一二向色元件和第二二向色元件,并且其中第一分色元件和第二二向色元件基本上彼此相邻地定位并且相对于彼此成一角度,以便形成基本上 V形图案。
    • 4. 发明申请
    • OPTICAL SYSTEM FOR A DIGITAL LIGHT PROJECTION SYSTEM INCLUDING A 3-CHANNEL LED ARRAY LIGHT ENGINE
    • 用于数字光投影系统的光学系统,包括3通道LED阵列灯发动机
    • WO2007070431A2
    • 2007-06-21
    • PCT/US2006/047058
    • 2006-12-08
    • SCRAM TECHNOLOGIES, INCSHANLEY, James, F.
    • SHANLEY, James, F.
    • G03B21/00
    • G03B21/008
    • An optical system for a digital light projection system is provided. The optical system comprises a plurality of LED arrays, wherein each LED array comprises a plurality of LEDs. The optical system also comprises an optical concentrator element positioned substantially adjacent to each of the LED arrays, wherein each concentrator element totally internally reflects light emitted from the plurality of LEDs within the corresponding LED array so as to provide substantially uniform light at an output surface of each concentrator element. The optical system preferably further comprises an optical combiner element, wherein the output surface of each concentrator element is positioned substantially adjacent to a corresponding side of the combiner element, and wherein the combiner element spatially combines the substantially uniform light provided at the output surface of each concentrator element so as to form substantially white light at an output surface of the combiner element. In one embodiment, the plurality of LED arrays consists of 3 LED arrays, wherein the 3 LED arrays consist of 3 single-color LED arrays, and wherein each of the 3 single-color LED arrays is of a different color from one another.
    • 提供了一种用于数字光投射系统的光学系统。 该光学系统包括多个LED阵列,其中每个LED阵列包括多个LED。 光学系统还包括基本上邻近于每个LED阵列定位的光集中器元件,其中每个集中器元件全部内部反射从相应的LED阵列内的多个LED发射的光,以便提供基本均匀的光在输出表面 每个集中器元件。 光学系统优选地还包括光学组合器元件,其中每个聚光器元件的输出表面基本上邻近组合器元件的相应侧定位,并且其中组合器元件在空间上组合在每一个的输出表面处提供的基本均匀的光 以在组合器元件的输出表面上形成基本上白色的光。 在一个实施例中,多个LED阵列由3个LED阵列组成,其中3个LED阵列由3个单色LED阵列组成,并且其中3个单色LED阵列中的每一个具有彼此不同的颜色。