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    • 4. 发明申请
    • PUPIL-EXPANDED BIOCULAR VOLUMETRIC DISPLAY
    • PUPIL扩展生物体积显示
    • US20150355461A1
    • 2015-12-10
    • US14730488
    • 2015-06-04
    • David KesslerChristopher Thomas Grabowski
    • David KesslerChristopher Thomas Grabowski
    • G02B27/01G02B27/22G02B27/28G02B27/00
    • G02B27/0103G02B27/0081G02B27/0101G02B27/2285G02B2027/011G02B2027/0132G02B2027/0134
    • A volumetric imaging apparatus is energizable to form an image onto a display surface as an input to a monocentric catadioptric imaging apparatus having a light path for image-bearing light from the display surface, wherein the light path extends substantially symmetrically to a vertical plane that extends through a curved relay mirror and a curved primary mirror. The monocentric catadioptric imaging apparatus has reflective surfaces to fold the light path between the curved relay mirror and the curved primary mirror to condition the distribution of the image-bearing light in a horizontal direction. The light path of the monocentric catadioptric imaging apparatus directs light from the curved primary mirror toward a light input surface of a vertical pupil expander that has a light exit surface that is substantially orthogonal to the vertical plane. The light exit surface directs light through a free-form corrector for convergence and toward a windshield for display.
    • 体积成像装置可激励以在显示表面上形成图像,作为具有用于来自显示表面的图像承载光的光路的单中心反射折射成像装置的输入,其中光路基本对称地延伸到延伸的垂直平面 通过弯曲的中继镜和弯曲的主镜。 单中心反射折射成像装置具有反射表面,以折叠弯曲的中继反射镜和弯曲的主反射镜之间的光路,以调节图像承载光在水平方向上的分布。 单中心反射折射成像装置的光路将来自弯曲主反射镜的光引导到具有基本上垂直于垂直平面的光出射表面的垂直光瞳扩展器的光输入表面。 光出射面通过自由形式的校正器引导光束会聚并朝向挡风玻璃显示。
    • 8. 发明授权
    • Zoom flash with variable focus lens
    • 使用可变焦距镜头缩放闪光
    • US07298970B2
    • 2007-11-20
    • US10929820
    • 2004-08-30
    • Rongguang LiangDavid Kessler
    • Rongguang LiangDavid Kessler
    • G03B15/05
    • G03B15/05G03B2215/0592
    • A camera apparatus (10) has a zoom lens (12) having a zoom focus setting that is adjustable over a range of focus values and control circuitry for generating a variable voltage potential according to the zoom focus setting. A flash illumination apparatus (20) has a light source (26) and a variable focus lens (24, 40), the variable focus lens (24, 40) having a first and a second fluid (42, 44) in a chamber (36, 46), the fluids (42, 44) having different indices of refraction and being non-miscible and in contact over an interface surface (54) with variable shape. An electrode (50) applies a variable voltage potential within the chamber (36, 46) for shaping the interface surface (54) according to the zoom focus setting.
    • 相机设备(10)具有变焦镜头(12),该变焦镜头具有可在焦距范围内调节的变焦焦距设置,以及根据变焦焦点设置产生可变电压电位的控制电路。 闪光照明装置(20)具有光源(26)和可变焦距透镜(24,40),所述可变焦距透镜(24,40)在腔室中具有第一和第二流体(42,44) 36,46),所述流体(42,44)具有不同的折射率并且不可混溶并且在具有可变形状的界面表面(54)上接触。 电极(50)在室(36,46)内施加可变电压电位,用于根据变焦聚焦设置对接口表面(54)进行成形。