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    • 2. 发明授权
    • Sequential colour illumination system, method for producing a colour wheel for said system and a colour segment device
    • 顺序彩色照明系统,用于制造所述系统的色轮的方法和彩色分段装置
    • US07586703B2
    • 2009-09-08
    • US10589175
    • 2005-02-11
    • Julien ThollotArno Schubert
    • Julien ThollotArno Schubert
    • G02B5/22H04N9/12G03B21/14
    • H04N9/3114
    • A sequential illumination system for a visual display unit has a light source emitting a polychromatic light beam towards the visual display unit within a wavelength range having at least three primary colors, and a color wheel provided with at least three transmissive or reflective segments for transmitting the light beam along an optical path in such a way that they successively cut the direction of propagation of the beam. The colour segments are distributed on the wheel in such an order that the differences of energies perceived by the visual organ of a standard observer (visual stimuli), are as equivalent as possible during the intersegment transitions, when the segments pass along the optical path of the beam. The illumination system can be used for movie overhead projection devices.
    • 用于视觉显示单元的顺序照明系统具有在具有至少三原色的波长范围内朝向视觉显示单元发射多色光束的光源,以及设置有至少三个透射或反射段的色轮,用于传送 光束沿着光路以这样的方式连续地切割光束的传播方向。 颜色段以这样的顺序分布,即当标段观察者(视觉刺激)的视觉器官感知到的能量的差异在段间转换期间,当段沿着光路的光路 梁。 照明系统可用于电影架空投影设备。
    • 8. 发明授权
    • Fresnel lens, backprojection screen, and corresponding backprojection system and unit
    • 菲涅尔透镜,反投影屏幕和相应的背投系统和单元
    • US07342728B2
    • 2008-03-11
    • US10557493
    • 2004-05-17
    • Arno SchubertPascal Benoit
    • Arno SchubertPascal Benoit
    • G02B3/08G03B21/60
    • B29D11/00269G02B3/08G02B3/10G02B5/1866G02B27/18G03B21/62
    • The invention relates to a Fresnel lens. Each refractive structure of the lens is bounded by two surfaces, the second surface making a second angle with the normal to the plane of incidence. At least two zones of refractive structures are provided in which the second angle is equal to the entrance angle of a beam. Each first surface refracts the light along a direction parallel or not parallel to the axis of the lens depending on the zone. The invention also relates to a system comprising a folding mirror and a Fresnel lens, in which system the second angle is equal to the entrance angle of a parasitic ray obtained by reflection on the Fresnel lens and then on the mirror. The invention also relates to a corresponding back projection screen and a corresponding back projection unit.
    • 本发明涉及一种菲涅尔透镜。 透镜的每个折射结构由两个表面限定,第二表面与入射平面的法线形成第二角度。 提供折射结构的至少两个区域,其中第二角度等于梁的入射角。 每个第一表面根据区域沿着平行于或不平行于透镜轴线的方向折射光。 本发明还涉及一种包括折叠镜和菲涅尔透镜的系统,其中系统的第二角度等于通过在菲涅耳透镜上反射然后在反射镜上获得的寄生射线的入射角。 本发明还涉及相应的背投影屏幕和相应的背投影单元。
    • 10. 发明申请
    • Sequential colour illumination system, method for producing a colour wheel for said system and a colour segment device
    • 顺序彩色照明系统,用于制造所述系统的色轮的方法和彩色分段装置
    • US20070165317A1
    • 2007-07-19
    • US10589175
    • 2005-02-11
    • Julien ThollotArno Schubert
    • Julien ThollotArno Schubert
    • G02B7/00
    • H04N9/3114
    • The invention relates to a sequential illumination system for a visual display unit comprising a light source emitting a polychromatic light beam towards said visual display unit within a wavelength range comprising at least three primary colours, and a colour wheel provided with at least three transmissive or reflective segments for transmitting said light beam along an optical path in such a way they successively cut the direction of propagation of said beam. The colour segments are distributed on the said wheel in such an order that the differences of energies perceived by the visual organ of a standard observer (visual stimuli), are as equivalent as possible during the intersegment transitions, when the segments pass along the optical path of the beam. Said invention can be used for movie projection and overhead projection devices.
    • 本发明涉及一种用于视觉显示单元的顺序照明系统,包括在包括至少三原色的波长范围内向所述视觉显示单元发射多色光束的光源,以及设置有至少三个透射或反射的色轮 用于沿着光路传输所述光束的段,它们依次切割所述光束的传播方向。 颜色段以所述顺序分布在所述轮上,使得当段沿着光路通过时,标准观察者(视觉刺激)的视觉器官感知到的能量的差异在段间跃迁期间尽可能地等效 的梁。 所述发明可用于电影投影和投影装置。