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    • 93. 发明公开
    • COLOR WHEEL DEVICE AND PROJECTOR USING THE SAME
    • FARBRADEINRICHTUNG UND PROJEKTOR DAMIT
    • EP1775620A4
    • 2009-05-20
    • EP04807148
    • 2004-12-16
    • PLUS VISION CORP
    • SEKIGUCHI NOBUTOSHIOMI SATOSHIISHII AKIO
    • G02B26/00G02B5/20G02B7/00G03B21/14H04N9/31
    • H04N9/3114G02B7/006G02B26/008G03B21/14G03B33/08
    • [PROBLEMS] To provide a color wheel device capable of being set correspondingly to a plurality of display modes without using a mechanically complicated mechanism. [MEANS FOR SOLVING PROBLEMS] This color wheel device (1) comprises a first color wheel (10) having the transmission areas of white colors (102) and (104), a red color (106), a green color (108), and a blue color (110) in the circumferential direction and rotated about the axis thereof, a second color wheel (20) having the transmission areas of white colors (202) and (204), a red color (206), a green color (208), and a blue color (210) in the circumferential direction and rotated coaxially with the first color wheel, and a selection means selecting the relative position of the first color wheel (10) to the second color wheel (20). The first and second color wheels (10) and (20) are rotated to let light from the first color wheel (10) side thereinto and to outgo the light from the second color wheel (20).
    • 发明内容本发明的目的在于提供一种色轮装置,其能够在不使用机械复杂的机构的情况下相应地设定为多种显示模式。 (1)包括具有白色(102)和(104),红色(106),绿色(108)和绿色(108)的透射区域的第一色轮(10) 和蓝色(110),并围绕其轴线旋转;第二色轮(20),其具有白色(202)和(204)的透射区域,红色(206),绿色 (208)和蓝色(210),并且与第一色轮同轴旋转;以及选择装置,用于选择第一色轮(10)与第二色轮(20)的相对位置。 第一和第二色轮(10)和(20)旋转以使来自第一色轮(10)侧的光进入其中并且放出来自第二色轮(20)的光。
    • 98. 发明公开
    • STEREOPROJEKTIONSSYSTEM UND PROJEKTIONSVORRICHTUNG DAFÜR
    • 反刍动物系统
    • EP1584199A2
    • 2005-10-12
    • EP03795799.0
    • 2003-10-23
    • DaimlerChrysler AG
    • JORKE, Helmut
    • H04N13/00
    • H04N9/3114G02B26/008G03B11/00G03B33/08G03B35/16G03B35/26H04N13/324H04N13/363H04N13/398
    • The invention relates to a projection device for a stereo projection system, comprising a light source (5), a colour wheel (1) provided with several interference filters (12), an imaging unit (7), a projection lens (8), and a control system (13) for synchronising the imaging unit (7) with the colour wheel (1). The colour wheel (1) comprises one or several filter triplets which are composed of interference filters (12). The triplets respectively comprise an interference filter (12) for the colours red, green and blue. Said interference filters (12) represent a narrow-band filter having a band width of less than 30 nm, especially 20 nm. The invention also relates to a stereo projection system, especially a virtual-reality-projection system, comprising one or several said types of projection devices. The invention enables an extremely contrast-rich and economical stereo projection to be produced.
    • 本发明涉及一种用于立体投影系统的投影装置,包括光源(5),设置有多个干涉滤光片(12)的色轮(1),成像单元(7),投影透镜(8) 以及用于使成像单元(7)与色轮(1)同步的控制系统(13)。 色轮(1)包括由干涉滤光片(12)组成的一个或多个滤光片三联体。 三重态分别包括用于红色,绿色和蓝色的干涉滤光片(12)。 所述干涉滤光片(12)表示带宽小于30nm,特别是20nm的窄带滤光片。 本发明还涉及一种包括一种或几种所述类型的投影设备的立体投影系统,特别是虚拟现实投影系统。 本发明能够产生极大的对比度丰富且经济的立体投影。