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    • 4. 发明申请
    • ELECTRONIC DEVICE HAVING A LIQUID-BASED OPTICAL DEVICE AND CONTROL METHOD THEREFOR
    • 具有基于液体的光学装置的电子装置及其控制方法
    • US20090103185A1
    • 2009-04-23
    • US11718619
    • 2005-10-28
    • Ivon F. HelwegenStein KuiperBernardus H.W. HendriksRobert W.J. Zijlstra
    • Ivon F. HelwegenStein KuiperBernardus H.W. HendriksRobert W.J. Zijlstra
    • G02B3/14
    • G02B26/005G02B3/14
    • The present invention discloses an electronic device (1) comprising an optical device (10) having a container enclosing an insulating liquid (A) and an electrically susceptible liquid (B), the insulating liquid (A) and the electrically susceptible liquid (B) being immiscible and being in contact with each other via an interface (14), at least one of the liquids (A; B) being at least partially placed in a light path through the container. The electronic device further comprises first signal generating means (34) for generating a control signal indicative of a difference between the actual position of the interface (14) and a desired position; second signal generating means (50) for generating a further control signal for adapting the position of the interface (14) in response to the control signal; and control means (40) for prohibiting the second signal generating means (50) to update the further control signal during a positional change of the interface. Consequently, it is avoided that an update of the further control signal, e.g. a driving voltage of the optical device, is based on a control signal, e.g. a focus error signal, derived from an unstable interface (14).
    • 本发明公开了一种电子设备(1),包括具有包围绝缘液体(A)和电敏感液体(B)的容器的光学装置(10),所述绝缘液体(A)和所述电敏液体(B) 不混溶并通过界面(14)彼此接触,至少一种液体(A; B)至少部分地放置在通过容器的光路中。 电子设备还包括用于产生指示接口(14)的实际位置与期望位置之间的差异的控制信号的第一信号发生装置(34) 第二信号发生装置(50),用于响应于控制信号产生用于调整接口(14)的位置的另外的控制信号; 以及用于在接口的位置改变期间禁止第二信号发生装置(50)更新另外的控制信号的控制装置(40)。 因此,避免进一步的控制信号的更新,例如, 光学器件的驱动电压基于诸如控制信号的控制信号。 源自不稳定接口(14)的聚焦误差信号。
    • 8. 发明授权
    • Variable focus lens having two liquids and electronic device
    • 具有两种液体和电子装置的可变焦距透镜
    • US07557999B2
    • 2009-07-07
    • US10599866
    • 2005-04-14
    • Stein KuiperBernardus H. W. Hendriks
    • Stein KuiperBernardus H. W. Hendriks
    • G02B3/12
    • G02B3/14G02B26/005
    • A variable focus lens comprises a container enclosing an insulating liquid (A) and a conducting liquid (B), the insulating liquid (A) and the conducting liquid (B) being immiscible, having different refractive indices and being in contact with each other via an interface (14), the liquids (A, B) being at least partially placed in a light path through the container. The variable focus lens further comprises an electrode arrangement (2, 12) for controlling the shape of the interface (14) by means of an applied voltage. The container further comprises a transparent end portion (4) in the light path, a part (4) the transparent end portion (4) defining the shape of a part of the interface (14) at a predefined value of the voltage. Consequently, a variable focus lens with a reduced building height (H) is achieved that suffers less from the gradual formation of is small droplets of the conducting liquid (B) on the inner surface of the end portion (4).
    • 可变焦距透镜包括封闭绝缘液体(A)和导电液体(B)的容器,绝缘液体(A)和导电液体(B)不混溶,具有不同的折射率并彼此接触通过 界面(14),所述液体(A,B)至少部分地放置在穿过所述容器的光路中。 可变焦距透镜还包括用于通过施加的电压来控制接口(14)的形状的电极装置(2,12)。 所述容器还包括在所述光路中的透明端部(4),所述透明端部(4)的部分(4)以所述电压的预定值限定所述界面(14)的一部分的形状。 因此,实现了具有降低的建筑物高度(H)的可变焦距透镜,其在端部(4)的内表面上的导电液体(B)的小液滴的逐渐形成较少。
    • 9. 发明授权
    • Zoom optical system
    • 变焦光学系统
    • US07515348B2
    • 2009-04-07
    • US10596761
    • 2005-01-05
    • Bernardus H. W. HendriksStein Kuiper
    • Bernardus H. W. HendriksStein Kuiper
    • G02B3/12
    • G02B3/14G02B15/00G02B26/005
    • A zoom optical system is provided which has a lens system which comprises a first lens which is arranged to provide a continuously variable focus for a beam of radiation. The lens system further comprises a switchable optical element including a first fluid, a second fluid and a wavefront modifier having a part through which said radiation beam is arranged to pass. In a first mode the switchable optical element has a first fluid configuration with said part being substantially covered by the first fluid, and in a second mode the switchable optical element has a second, different, fluid configuration with said part being substantially covered by the second fluid.
    • 提供一种变焦光学系统,其具有透镜系统,该透镜系统包括第一透镜,该第一透镜被布置成为辐射束提供连续可变的焦点。 透镜系统还包括可切换光学元件,其包括第一流体,第二流体和波前修正器,其具有所述辐射束布置成通过该部分的部分。 在第一模式中,可切换光学元件具有第一流体构造,其中所述部分基本上被第一流体覆盖,并且在第二模式中,可切换光学元件具有第二不同的流体构型,其中所述部分基本上被第二流体 流体。