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    • 3. 发明授权
    • Image capture apparatus and control method thereof
    • 图像捕获装置及其控制方法
    • US07684691B2
    • 2010-03-23
    • US11462553
    • 2006-08-04
    • Tatsuyuki Tokunaga
    • Tatsuyuki Tokunaga
    • G03B7/08G03B15/03
    • G03B19/12G03B7/09971G03B7/09979G03B7/10G03B7/14G03B7/28G03B17/20G03B2215/0528
    • An image capture apparatus includes a photometry unit, which performs photometry of luminance in each of the photometry areas in an image sensing scene, a photometry mode determination unit, which determines a photometry mode, a filter operation unit, which performs an operation on a luminance value of a photometry area by taking into account luminance values of photometry areas around the photometry area, and an exposure value determination unit, which determines an exposure value without using a result of the operation by the filter operation unit when the photometry mode determination unit determines that the photometry mode is a first photometry mode, and when the photometry mode determination unit determines that the photometry mode is a second photometry mode, determines the exposure value by performing an operation in accordance with the second photometry mode after the operation performed by the filter operation unit.
    • 一种图像拍摄装置,包括:测光单元,其在摄像场景中的每个测光区域中进行亮度测光;测光模式确定单元,其确定测光模式;滤光器操作单元,其对亮度进行操作 考虑测光区域周围的测光区域的亮度值的测光区域的值,以及曝光值确定单元,其在测光模式确定单元确定时不使用滤波器操作单元的操作结果来确定曝光值 测光模式是第一测光模式,并且当测光模式确定单元确定测光模式是第二测光模式时,通过在由滤光器执行的操作之后执行根据第二测光模式的操作来确定曝光值 操作单元
    • 4. 发明授权
    • Interchangeable lens for SLR-cameras having TTL light metering
    • 具有TTL光计量的单反相机的可互换镜头
    • US4181419A
    • 1980-01-01
    • US850011
    • 1977-11-09
    • Werner SchlappWilli Wiessner
    • Werner SchlappWilli Wiessner
    • G03B7/04G03B7/06G03B7/14G03B7/20G03B17/18G03B17/20
    • G03B17/20G03B7/14
    • In an interchangeable lens assembly for single lens reflex cameras the f-stop preselection ring is provided with a first transmission element for transmitting the preselected f-stop value into the light metering instrument of the camera housing, and with a second transmission element for controlling a device in the camera housing which indicates the preselected f-stop value. Said first and second transmission elements are parts of one common setting member which is in such a manner fixedly mounted on the preselection ring that -- when the preselection ring is in its base position -- said first transmission element assumes the same position in all interchangeable lenses while said second transmission element assumes positions that vary according to the maximum opening of the lens.
    • 在用于单镜头反光相机的可互换镜头组件中,f-止动预选环设置有用于将预选的f-stop值传送到照相机外壳的测光仪器中的第一传输元件,以及用于控制 相机外壳中的设备,指示预选的f-stop值。 所述第一和第二传动元件是一个公共设置件的一部分,其固定地安装在预选环上,当预选环处于其基座位置时,所述第一传动元件在所有可互换的镜片中呈现相同的位置,而 所述第二传输元件呈现根据透镜的最大开口而变化的位置。
    • 5. 发明授权
    • Shutter control for photographic camera apparatus
    • 照相机装置的快门控制
    • US4016573A
    • 1977-04-05
    • US610961
    • 1975-09-08
    • Dieter Mucke
    • Dieter Mucke
    • G03B7/14G03B9/62G03B9/00
    • G03B7/14G03B9/62
    • This invention is directed to the control of a camera shutter mechanism by means of a pair of resilient control members. A first control member in the form of a fast acting spring is attached to the camera base member and, with operation initiates at a relatively low speed to provide an initial movement of the shutter control and overcomes the inertia of the mechanism and initiates its movement from a state of rest. This effect is preferably followed by a second effect provided by a second driving spring to achieve a substantially uniform movement of the mass of the mechanism first actuated, with the second driving spring acting continuously, following the initial operation, upon the shutter mechanism after a change from a rest position to one of movement. The first spring used to overcome the inertia of the mass of the operation, and effective only for the initial operation, is one which is heavy relative to the second spring and is arranged to initiate operation and transfer the drive from a cocked shutter position to control by the second spring which is much weaker but adequate to insure a substantially uniform movement of the mass of the shutter control which is active continuously for the desired shutter aperture opening period. A single control device is used to initiate the entire operation and to effect the sequential spring control.
    • 本发明涉及通过一对弹性控制构件来控制照相机快门机构。 具有快动作弹簧形式的第一控制部件附接到摄像机底座部件上,并以相对较低的速度启动操作以提供快门控制的初始运动,并克服机构的惯性并启动其从 休息状态 这种效果优选地是由第二驱动弹簧提供的第二效果,以实现首先被致动的机构的质量的基本上均匀的运动,第二驱动弹簧在初始操作之后连续地作用在快门机构之后,在改变之后 从休息位置到运动之一。 用于克服操作质量的惯性的第一弹簧并且仅对于初始操作有效,是相对于第二弹簧而言是重的,并且被布置成启动操作并将驱动器从准直的挡板位置传递到控制 通过第二弹簧,其较弱但足以确保快门控制器的质量的基本上均匀的运动,该快门控制器的质量连续地为期望的快门孔开放时段活动。 单个控制装置用于启动整个操作并实现顺序弹簧控制。