Light distance-adjustable vehicle lamp device

    公开(公告)号:US09982863B2

    公开(公告)日:2018-05-29

    申请号:US15045336

    申请日:2016-02-17

    申请人: Cheng Wang

    发明人: Cheng Wang

    IPC分类号: F21S8/10 F21Y105/12

    摘要: The instant disclosure illustrates a light distance-adjustable vehicle lamp including a lens unit, a light emitting group and a datum axis. The lens unit includes a first focus, a second focus, a lens focus and an optical axis. The light emitting group includes a first light emitting unit and a second light emitting unit. The first light emitting unit includes a first light source center, a first axis and a first light emitting surface, the first light emitting unit corresponds to the first focus of the lens unit. The second light emitting unit includes a second light source center, a second axis and a second light emitting focus. The datum axis passes through the lens focus and the second light emitting unit.