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    • 53. 发明授权
    • Multiple depth plane three-dimensional display using a wave guide reflector array projector
    • 多重深度平面三维显示采用波导反射阵列投影仪
    • US09310559B2
    • 2016-04-12
    • US13915530
    • 2013-06-11
    • Magic Leap, Inc.
    • John Graham Macnamara
    • G02F1/295G02B6/26G02F1/01G02B27/01F21V8/00
    • G02B6/262G02B6/0028G02B6/0035G02B6/0075G02B6/0076G02B6/0078G02B6/06G02B27/017G02B27/2271G02B2027/0127G02F1/011
    • A two-dimensional array of linear wave guides includes a plurality of 2D planar wave guide assemblies, columns, sets or layers which each produce a respective depth plane to for a simulated 4D light field. Linear wave guides may have a rectangular cylindrical shape, and may stacked in rows and columns. Each linear wave guide is at least partially internally reflective, for example via at least one opposed pair of at least partially reflective planar side walls, to propagate light along a length of the wave guide. Curved micro-reflectors may reflect some modes of light while passing others. The side walls or a face may reflect some modes of light while passing others. The curved micro-reflectors of any given wave guide each contribute to spherical wave front at a defined radial distance, the various layers producing image planes at respective radial distances.
    • 线性波导的二维阵列包括多个2D平面波导组件,列,组或层,其各自产生用于模拟4D光场的相应深度平面。 线性波导可以具有矩形的圆柱形形状,并且可以以行和列堆叠。 每个线性波导至少部分地是内部反射的,例如通过至少一对相对的至少部分反射的平面侧壁,以沿着波导的长度传播光。 弯曲的微反射器可能会反射一些光线,同时通过其他方式。 侧墙或脸部可能会反射一些光线,同时通过其他方式。 任何给定波导的弯曲的微反射器每个在规定的径向距离上贡献球面波前,各层在相应的径向距离处产生图像平面。