发明授权
US06778246B2 Liquid crystal adaptive lens with closed-loop electrodes and related fabrication methods and control methods 失效
具有闭环电极的液晶自适应透镜及相关制造方法和控制方法

  • 专利标题: Liquid crystal adaptive lens with closed-loop electrodes and related fabrication methods and control methods
  • 专利标题(中): 具有闭环电极的液晶自适应透镜及相关制造方法和控制方法
  • 申请号: US10053940
    申请日: 2002-01-22
  • 公开(公告)号: US06778246B2
    公开(公告)日: 2004-08-17
  • 发明人: Yi SunStephen T. KowelGregory P. Nordin
  • 申请人: Yi SunStephen T. KowelGregory P. Nordin
  • 主分类号: G02F11343
  • IPC分类号: G02F11343
Liquid crystal adaptive lens with closed-loop electrodes and related fabrication methods and control methods
摘要:
A liquid crystal adaptive lens (LCAL) includes a reference plate, a liquid crystal layer disposed in electrical communication with the reference plate, and a plurality of closed-loop electrodes disposed in electrical communication with the liquid crystal layer. The closed-loop electrodes are adapted to receive a variable control voltage such that the refractive index of at least a portion of the liquid crystal layer is adjustable such that light passing through the liquid crystal layer is capable of being redirected. By including closed-loop electrodes, the liquid crystal layer of the LCAL is capable of having a radially varying refractive index.
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