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    • 1. 发明申请
    • SCREEN
    • 屏幕
    • US20120229895A1
    • 2012-09-13
    • US13412050
    • 2012-03-05
    • Akira SHINBORyoji KATSUMA
    • Akira SHINBORyoji KATSUMA
    • G03B21/56
    • G03B21/602
    • A screen on which an image according to light incident thereon is displayed includes a plurality of lens trains on a light-exiting surface from which the light exits, and the plurality of lens trains are provided along a plurality of virtual reference lines extending in respective predetermined directions. Each of the lens trains is formed of a plurality of lens elements from which the light exits. At least some of the plurality of lens elements that form any of the lens trains are so disposed that the lens elements are shifted from the reference line along which the lens train extends. The screen can suppress degradation of a displayed image.
    • 显示根据入射在其上的光的图像的屏幕包括出射光的出射表面上的多个透镜序列,并且多个透镜序列沿着沿着预定的多个虚拟参考线延伸的多个虚拟参考线设置 方向。 每个透镜列由多个透镜元件形成,光从该透镜元件出射。 形成任何透镜序列的多个透镜元件中的至少一些被设置成使得透镜元件从透镜列延伸的参考线偏移。 屏幕可以抑制显示图像的劣化。
    • 2. 发明授权
    • Reflective screen
    • 反光屏
    • US08169700B2
    • 2012-05-01
    • US13009955
    • 2011-01-20
    • Ryoji KatsumaAkira Shinbo
    • Ryoji KatsumaAkira Shinbo
    • G03B21/56G02B27/00
    • G03B21/602
    • A reflective screen comprising: a projection surface on which an image light is projected, a plurality of unit structures provided on the projection surface, one of the plurality of unit structures being formed of a concavely curved surface or a convexly curved surface, a first reflection portion that reflects the image light incident thereon toward a preset field of view, the first reflection portion being provided on the concavely curved surface or on the convexly curved surface and a second reflection portion that reflects at least a part of the image light incident thereon toward a region outside the preset field of view, the second reflection portion being provided on the concavely curved surface or on the convexly curved surface.
    • 一种反射屏幕,包括:投射有图像光的投影表面,设置在所述投影表面上的多个单位结构,所述多个单位结构中的一个由凹曲面或凸曲面形成,第一反射 反射入射到其上的图像光朝向预设视场的部分,第一反射部分设置在凹曲面或凸曲面上,第二反射部分反射入射到其上的图像光的至少一部分朝向 在预设视野外的区域,第二反射部分设置在凹曲面或凸曲面上。
    • 5. 发明申请
    • SCREEN AND PROJECTOR
    • 屏幕和投影机
    • US20100245996A1
    • 2010-09-30
    • US12813775
    • 2010-06-11
    • Eiji MORIKUNIAkira SHINBOHideya SEKI
    • Eiji MORIKUNIAkira SHINBOHideya SEKI
    • G03B21/60
    • G03B21/62
    • There is provided a screen and a projector using a simple configuration and operation to make speckles less visible. A screen 10 on which light beams are incident includes a lenticular lens 11 as a first layer having viewing angle control means for enlarging the viewing angle and a Fresnel lens 12 as a second layer having angular conversion means for converting the angles of incidence of the incident light beams into the substantially same direction. One of the first and second layers has a diffusion capability that diffuses the incident light beams and has moving means for moving that layer relative to the other. Alternatively, the first and second layers both have the diffusion capability, and at least one of the layers has moving means for moving that layer relative to the other.
    • 提供了一个屏幕和投影机,使用简单的配置和操作使得不太可见的斑点。 光束入射的屏幕10包括作为具有用于扩大视角的视角控制装置的第一层的双凸透镜11和具有角度转换装置的菲涅耳透镜12,该角度转换装置用于转换事件的入射角 光束进入基本相同的方向。 第一层和第二层之一具有扩散入射光束的扩散能力,并且具有用于相对于另一层移动该层的移动装置。 或者,第一和第二层都具有扩散能力,并且至少一个层具有用于相对于另一层移动该层的移动装置。