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    • 63. 发明公开
    • APERTURE CONSTRUCTION FOR A MOBILE CAMERA
    • 移动照相机的光圈构造
    • EP1994444A1
    • 2008-11-26
    • EP07712603.5
    • 2007-03-13
    • Nokia Corporation
    • EROMÄKI, Marko
    • G03B7/085H01M4/02
    • G03B7/085G02B5/005G02B13/0075G02B26/02G03B9/02
    • The invention relates in general to the field of digital cameras, especially small digital cameras. In particularly the invention relates for adjusting an aperture for mobile cameras. The adjustable aperture construction of the invention comprises two electrodes, and an electrical circuit for applying a voltage to the electrodes in order to create an electric field between the electrodes. In addition the construction comprises between the electrodes a center unit with a hole in the middle of it, the center unit being made of an electroactive material, such as dielectric material or electrostrictive polymer. The aperture can be adjusted by deforming the shape of the center unit. The shape of the center unit is advantageously deformed by the electric field created between said electrodes by said electrical circuit.
    • 本发明一般涉及数码相机领域,特别是小型数码相机领域。 具体地说,本发明涉及调整移动照相机的光圈。 本发明的可调节孔结构包括两个电极,以及用于向电极施加电压以便在电极之间产生电场的电路。 此外,该结构在电极之间包括在其中间具有孔的中心单元,该中心单元由诸如介电材料或电致伸缩聚合物的电活性材料制成。 可以通过变形中央单元的形状来调整光圈。 通过所述电路在所述电极之间产生的电场有利地使中心单元的形状变形。
    • 64. 发明公开
    • Exposure control device for camera
    • Vorrichtung zur Belichtungssteuerungfüreine Kamera
    • EP1475659A1
    • 2004-11-10
    • EP04018978.9
    • 2000-11-02
    • FUJI PHOTO FILM CO., LTD.
    • Noguchi, OsamuYokoo, HirokazuImamura, TakashiMikami, Yuji
    • G03B7/10G03B7/085G03B9/02
    • G03B7/10G03B7/085G03B9/02
    • An exposure control device for a camera, including a shutter drive member for moving from a charged position to a released position upon depression of a shutter release button. and for knocking and opening/shutting a shutter blade in movement: Said exposure control device comprising a photometric circuit for measuring object brightness, a stop changeover mechanism for changing over an aperture stop according to a photometric signal from said photometric circuit, a photometric switch for powering said photometric circuit, a stop lever movable between an engaged position and a disengaged position, said stop lever, when in said engaged position, retaining said shutter drive member in said charged position, and when in said disengaged position, allowing said shutter drive member to move to said released position, and an enabling lever, started to move from a retained position upon depression of said shutter release button, for turning on said photometric switch, then for moving said stop lever toward said disengaged position, and for moving said stop lever to said disengaged position after completion of a change of said aperture stop.
    • 一种用于相机的曝光控制装置,包括用于在按下快门释放按钮时从充电位置移动到释放位置的快门驱动部件。 并且用于在运动中敲击和打开/关闭快门叶片:所述曝光控制装置包括用于测量物体亮度的测光电路,用于根据来自所述测光电路的光度信号切换孔径光阑的停止转换机构,用于 对所述测光电路供电,所述停止杆在接合位置和分离位置之间可移动,所述止动杆在处于所述接合位置时将所述快门驱动构件保持在所述充电位置,并且当处于所述分离位置时,允许所述快门驱动构件 移动到所述释放位置,并且启动杆在按下所述快门释放按钮时开始从保持位置移动,用于打开所述测光开关,然后将所述止动杆朝向所述脱离位置移动,并且用于使所述停止 在完成所述孔径光阑的改变之后,将杆转向所述脱离位置。
    • 65. 发明公开
    • Exposure control device for camera
    • Vorrichtung zur Belichtungssteuerungfüreine Kamera
    • EP1096308A1
    • 2001-05-02
    • EP00123882.3
    • 2000-11-02
    • FUJI PHOTO FILM CO., LTD.
    • Noguchi, OsamuYokoo, HirokazuImamura, TakashiMikami, Yuji
    • G03B7/10G03B7/085G03B9/02
    • G03B7/10G03B7/085G03B9/02
    • A shutter device for a camera includes a shutter blade for providing an exposure by opening/shutting a photographic light path, and a shutter drive lever (50, 81, 107, 122, 171) for driving the shutter blade. The shutter device includes a shutter release button. A photometric switch (57, 80a, 80c, 126, 186) is turned on in response to depression of the shutter release button. A photometric circuit (56) is operated by turning on of the photometric switch, for measuring object brightness. An aperture stop changeover mechanism (45, 93, 120, 152) changes over an aperture stop of the photographic light path according to the photographic light path. A delay structure (60, 90, 104, 130, 131, 180, 191) such as a delay lever (60, 131) detects completion of actuation of the aperture stop changeover mechanism and responsively moves the shutter drive lever.
    • 用于相机的快门装置包括用于通过打开/关闭照相光路提供曝光的快门叶片和用于驱动快门叶片的快门驱动杆(50,81,107,122,171)。 快门装置包括快门释放按钮。 响应于快门释放按钮的按下,测光开关(57,80a,80c,126,186)被打开。 通过开启测光开关来操作测光电路(56),以测量物体亮度。 孔径光阑切换机构(45,93,120,152)根据摄影光路改变摄影光路的孔径光阑。 诸如延迟杆(60,131)的延迟结构(60,90,104,130,131,180,191)检测孔径光阑切换机构的致动结束,并且响应地移动快门驱动杆。
    • 67. 发明申请
    • DEVICE IN OPTICAL REPRESENTATION SYSTEMS OF A MOTION PICTURE OR MOVIE CAMERA
    • 器件在光学系统中结束的运动动画录制摄像机的图像
    • WO01081995A1
    • 2001-11-01
    • PCT/DE2001/001519
    • 2001-04-17
    • G03B7/085G02B25/00G03B13/06G03B13/24G03B17/00G03B17/02G03B17/18G03B17/20G03B19/20H04N5/225
    • G03B19/20G03B13/24
    • The invention relates to a device for improving image quality in focussing screens of optical representation systems of a movie camera, having a movably mounted, translucent disk (4a, 4b, 4c) in a sandwich structure, a drive device (7) moving the movable disk in the plane of the disk and a stationary disk (5) mounted parallel to the plane of the movable disk (4a, 4b, 4c) with an image field marking (format marking 81, 82). The drive device (7) that is connected to the movable disk (4a, 4b, 4c) 7 moves the movable disk (4a, 4b, 4c) at least temporarily, for instance during the "standby mode" of the movie camera, at a frequency depending on the image frequency of the movie camera, the video frequency of a video reflecting device of the movie camera or motion picture camera or the brightness of the image or subject to be recorded or with a high motion frequency independent of the operating state of the movie camera.
    • 本发明涉及一种设备,用于在聚焦电影摄影机的光学表示系统的屏幕,其具有可移动地提高图像质量地安装的,半透明的盘(图4a,4b,4c)的夹层结构中,驱动装置(7)移动所述可动 磁盘在磁盘和一静止盘(5)的平面与像场的标记(标记格式81,82)平行地安装在可动盘的平面(参照图4A,4B,4C)。 (7)那样的驱动装置被连接到可动盘(图4a,4b,4c)的7移动可移动磁盘(图4a,4b,4c)中至少暂时地为电影摄像机的“待机模式”期间例如,在 一个频率依赖于摄像机的图像频率,视频的反射或摄像机或电影摄像机的装置或图像的亮度被摄体的视频被记录或具有高运动频率无关的操作状态的 的摄像机。