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    • 2. 发明申请
    • Actuation of Fluid-Filled Lenses
    • 流体填充镜片的启动
    • US20150378067A1
    • 2015-12-31
    • US14764726
    • 2014-01-30
    • Adlens Limited
    • Robert StevensAlex EdgintonJulian Brandon-JonesRoger Clarke
    • G02B3/14G02C11/00G02B15/00G02C7/08
    • G02B3/14G02B15/00G02C7/083G02C7/085G02C11/10
    • An actuation mechanism for simultaneous actuation of first and second variable focal length lenses is disclosed. Each lens comprises a distensible membrane bounding a fluid-filled cavity, the focal length varying with the degree of curvature of the membrane as it distends. The actuation mechanism comprises a hydraulic master actuator in fluid communication with a hydraulic slave actuator associated with the first lens and with a hydraulic slave actuator associated with the second lens. Each slave actuator is configured to vary the degree of distension of the membrane of its associated lens in response to operation of the master actuator, whereby the master actuator is operable to cause a variation of the degree of distension of the membranes of both the first and second lenses simultaneously.
    • 公开了用于同时致动第一和第二可变焦距透镜的致动机构。 每个透镜包括界定流体填充空腔的可扩张膜,焦距随着膜膨胀时膜的曲率程度而变化。 致动机构包括与与第一透镜相关联的液压从动致动器与与第二透镜相关联的液压从动致动器流体连通的液压主致动器。 每个从动致动器构造成响应于主致动器的操作而改变其相关镜片的膜的膨胀程度,由此主致动器可操作地引起第一和第二致动器的膜的膨胀程度的变化 第二个镜头同时。
    • 4. 发明申请
    • Improvements in or Relating to the Manufacture of Variable Focus Fluid Lenses
    • 改变或相关于可变焦距液体镜头的制造
    • US20160004099A1
    • 2016-01-07
    • US14768668
    • 2014-02-11
    • ADLENS LIMITED
    • Robert StevensAlex EdgintonDaniel RhodesJulian Brandon-Jones
    • G02C7/08G02C7/06
    • G02C7/085G02B3/14G02C7/06G02C2202/16
    • A method of manufacturing a variable focus fluid lens assembly which includes mounting a membrane assembly within a recess formed in a lens housing said assembly including a distensible transparent membrane supported round its periphery by a supporting member and a flexible tubular wall having first and second opposite ends one of said ends being joined to the supporting member to form a cavity within the wall that is closed at the one end by the membrane; filling the cavity with a transparent fluid and fitting a transparent cover plate to the housing across the other end of the wall. The other end being joined sealingly to the cover plate or to the housing thereby to seal the cavity to form a compressible fluid-filled envelope. The cover plate may include a fixed lens selected from a stock of lenses having the same shape for fitting to the lens assembly, but different other optical properties, such for example as different base curves and/or decentration distances.
    • 一种制造可变聚焦流体透镜组件的方法,其包括将膜组件安装在形成在透镜中的凹部内,所述凹部容纳所述组件,所述组件包括通过支撑构件支撑在其周边的可透明透明膜,以及具有第一和第二相对端的柔性管状壁 所述端部之一连接到所述支撑构件以在所述壁内形成在所述壁的一端处被所述膜封闭的空腔; 用透明流体填充空腔并将透明盖板穿过壁的另一端安装到壳体。 另一端被密封地连接到盖板或壳体,从而密封空腔以形成可压缩流体填充的外壳。 盖板可以包括固定透镜,其选自具有与透镜组件相配合的相同形状的透镜原件,但是具有不同的其它光学特性,例如不同的基本曲线和/或偏心距离。