Visual surface guidance apparatus
    2.
    发明授权
    Visual surface guidance apparatus 失效
    可视表面指导装置

    公开(公告)号:US3599143A

    公开(公告)日:1971-08-10

    申请号:US3599143D

    申请日:1968-02-07

    CPC classification number: G08G5/0026 B64F1/002 G08G5/065 G08G9/00

    Abstract: Guidance apparatus providing lateral and longitudinal visual guidance information to the operator of an aircraft or other vehicle to facilitate vehicular surface maneuvering. A light projection apparatus and a filter provide several multicolor laterally disposed beam segments to provide course guidance and also provide a longitudinal guidance beam portion positioned either above or below the laterally disposed segments to be undershot or overshot by the line of vision of the vehicle operator.

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