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    • 1. 发明公开
    • VEHICLE, HEAD-UP DISPLAYING SYSTEM AND PROJECTOR THEREFOR
    • 车辆,抬头显示系统及其投影仪
    • EP3237956A1
    • 2017-11-01
    • EP15871987.2
    • 2015-12-25
    • BYD Company Limited
    • LING, LiWU, YifengLI, Ming
    • G02B27/00B60R1/00
    • G02B27/0101G02B17/0694G02B26/0825G02B27/0176G02B2027/011G02B2027/0123G02B2027/0141G02B2027/0181G02B2027/0183G02B2027/0185
    • A projector for HUD includes a displaying component (1) configured to project an image, and a three-mirror optical device (10) configured to reflect the image onto a front windshield (5) which reflects the image to a driver's eyes. The three-mirror optical device (10) comprises a zoom lens assembly (2) having a zoom lens (21) for zooming in/out the image projected by the displaying component (1), and an image quality compensation lens assembly (3) having an image quality compensation lens (31) for compensating for an image quality distortion caused during a change of the focus of the zoom lens(21), and a front windshield compensation lens assembly (4), configured to compensate for a distortion caused by the front windshield (5). A first and a second focus adjusting component (22, 32) are configured to adjust the focus of the zoom lens (21) and the focus of quality compensation lens (31), respectively.
    • 用于HUD的投影仪包括被配置为投影图像的显示部件(1)和被配置为将图像反映到将挡风玻璃(5)反射到驾驶员眼睛的前挡风玻璃(5)上的三反射镜光学装置(10)。 三反射镜光学装置(10)包括具有用于放大/缩小由显示部件(1)投影的图像的变焦透镜(21)的变焦透镜组件(2)和图像质量补偿透镜组件(3) 具有用于补偿在变焦镜头(21)的焦点变化期间引起的图像质量失真的图像质量补偿透镜(31),以及前挡风玻璃补偿透镜组件(4),其被配置为补偿由 前挡风玻璃(5)。 第一和第二焦点调节部件(22,32)被配置为分别调节变焦透镜(21)的焦点和质量补偿透镜(31)的焦点。
    • 10. 发明公开
    • HIGH SPEED VARIABLE FOCAL FIELD LENS ASSEMBLY AND RELATED METHODS
    • 高速,可变聚焦场及相关手续镜头组件
    • EP3146373A1
    • 2017-03-29
    • EP15796494.1
    • 2015-05-19
    • Saikou Optics Incorporated
    • SANFORD, Eric
    • G02B7/04H04N5/238
    • G02B26/0825G02B7/04G02B7/09G02B7/28G02B17/0694G02B17/0808G02B17/0896G02B26/0875H04N5/23232H04N5/23296H04N5/238
    • A variable focal length optical assembly may include a deformable entry lens element, a deformable first reflective element and a deformable second reflective element. Using a controller coupled to the deformable elements, an external force such as a mechanical, electrical, electromechanical, or electromagnetic force is applied to the deformable elements to provide any number of different focal lengths. Since the deformation of the deformable elements, and consequently the changes in focal length, occur much faster than the playback frame rate, a number of sub-frames, each containing an image obtained at a different focal length, are associated with each playback frame. The availability of multiple images in the form of sub-frames permits the selection of an optimal image for inclusion in the final playback frame sequence. The availability of multiple images in the form of sub-frames at different focal lengths also permits the seamless incorporation of zoom-in and zoom-out effects.
    • 一种可变焦距的光学组件可包括可变形的条目透镜元件,一个可变形的第一反射元件和一个可变形的第二反射元件。 使用耦合到所述可变形元件,以外力的控制器:诸如机械,电气,机电的,或电磁力被施加到所述可变形元件,以提供任何数量的不同焦距。 由于可变形的元件,并且因此改变焦距,变形发生大于回放帧速率快得多,多个子帧,每个包含在一个不同的焦距而获得的图像,与每个重放帧相关联。 在子帧的形式的多个图像的可用性允许最佳的图像的用于包括在最后一帧的重放序列的选择。 多个图像的子帧中的不同的焦点形式的可用性长度以便允许放大和缩小效果的无缝结合。