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公开(公告)号：USRE36582E
公开(公告)日：2000-02-22
申请号：US763347
申请日：1996-12-11
CPC分类号： G02B23/2484 , G02B23/2469
摘要： A photographing light quantity controller for an endoscope, which is used to control the quantity of illuminating light when a photograph is to be taken through the endoscope. The photographing light quantity controller comprises a device for supplying light for illuminating an object to the endoscope, a device for detecting a quantity of light that is reflected from the object and for outputting a signal in accordance with the detected quantity of light, and a device for amplifying the signal, with the amplifying device having a plurality of amplification factors which can be selected as desired. A photographing light quantity control device is provided for controlling the quantity of illuminating light that is supplied to the endoscope when a photographing operation is conducted, on the basis of the output signal from the amplifying device. A device is also provided for automatically switching over the amplification factors of the amplifying device from one to another in accordance with the brightness of the object.
摘要翻译： 一种用于内窥镜的拍摄光量控制器，用于控制当通过内窥镜拍摄照片时的照明光量。 摄影光量控制器包括用于向内窥镜照射物体的光提供装置，用于检测从物体反射的光量并根据检测到的光量输出信号的装置，以及装置 用于放大信号，放大装置具有可根据需要选择的多个放大因子。 提供拍摄光量控制装置，用于根据来自放大装置的输出信号来控制在进行拍摄操作时供给到内窥镜的照明光量。 还提供了一种装置，用于根据对象的亮度自动地将放大装置的放大因子从一个切换到另一个。
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2.发明授权
公开(公告)号：US5347994A
公开(公告)日：1994-09-20
申请号：US903576
申请日：1992-06-24
CPC分类号： A61B1/0669
摘要： A light source apparatus for an endoscope having a light source for supplying illuminating light to the endoscope. The light source apparatus includes a setting control device operable from the outside of the light source apparatus to make or change the setting of the light source apparatus. An operation mode changeover device is provided that is operable from the outside of the light source apparatus to change over a mode, wherein the setting can be made or changed by operating the setting control device, to a mode, wherein the setting cannot be made or changed, even if the setting control device is operated.
摘要翻译： 一种内窥镜用光源装置，其具有用于向内窥镜供给照明光的光源。 光源装置包括可从光源装置的外部操作以设置或改变光源装置的设置的设置控制装置。 提供一种操作模式切换装置，其可以从光源装置的外部操作，以便通过操作设定控制装置进行的设定可以进行或改变的模式转换到不能进行设定的模式， 即使设置控制装置被操作也改变。
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公开(公告)号：US5191369A
公开(公告)日：1993-03-02
申请号：US748026
申请日：1991-08-21
CPC分类号： G02B23/2484 , A61B1/0669 , G02B23/2469
摘要： A photographing light quantity controller for an endoscope, which is used to control the quantity of illuminating light when a photograph is to be taken through the endoscope. The photographing light quantity controller comprises a device for supplying light for illuminating an object to the endoscope, a device for detecting a quantity of light that is reflected from the object and for outputting a signal in accordance with the detected quantity of light, and a device for amplifying the signal, with the amplifying device having a plurality of amplification factors which can be selected as desired. A photographing light quantity control device is provided for controlling the quantity of illuminating light that is supplied to the endoscope when a photographing operation is conducted, on the basis of the output signal from the amplifying device. A device is also provided for automatically switching over the amplification factors of the amplifying device from one to another in accordance with the brightness of the object.
摘要翻译： 一种用于内窥镜的拍摄光量控制器，用于控制当通过内窥镜拍摄照片时的照明光量。 摄影光量控制器包括用于向内窥镜照射物体的光提供装置，用于检测从物体反射的光量并根据检测到的光量输出信号的装置，以及装置 用于放大信号，放大装置具有可根据需要选择的多个放大因子。 提供拍摄光量控制装置，用于根据来自放大装置的输出信号来控制在进行拍摄操作时供给到内窥镜的照明光量。 还提供了一种装置，用于根据对象的亮度自动地将放大装置的放大因子从一个切换到另一个。
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公开(公告)号：US5159380A
公开(公告)日：1992-10-27
申请号：US728520
申请日：1991-07-11
CPC分类号： G02B23/2469 , A61B1/0669
摘要： A photographing light quantity controller for an endoscope, which is used to control the quantity of illuminating light when a photograph is to be taken through the endoscope. The photographing light quantity controller comprises a device for supplying light for illuminating an object to be viewed by the endoscope, a photoelectric conversion device for converting into an electric signal, a brightness level of exposure light that is applied to a photographic plane in a photographing device after being reflected from the object, and a device for integrating the output from the photoelectric conversion device and outputting the resulting integral value. The photographing light quantity controller further comprises a device for outputting a numerical value corresponding to a quantity of exposure light which is to be applied to the photographic plane, a device for converting the integral value into a numerical value on the same scale as that of the numerical value of the exposure quantity, and a device for deciding an exposure quantity, and a device for deciding an exposure time by comparing the numerical value of the exposure quantity and the output value from the integral value converting device.
摘要翻译： 一种用于内窥镜的拍摄光量控制器，用于控制当通过内窥镜拍摄照片时的照明光量。 拍摄光量控制器包括用于供给用于照射内窥镜观看对象的光的装置，用于转换为电信号的光电转换装置，施加到摄影装置中的摄影平面的曝光光的亮度级 在从物体反射之后，以及用于对来自光电转换装置的输出进行积分并输出所得到的积分值的装置。 拍摄光量控制器还包括用于输出与施加到摄影平面的曝光量相对应的数值的装置，用于将积分值转换为与所述照相平面相同尺度的数值的装置 曝光量的数值和用于决定曝光量的装置，以及通过比较曝光量的数值和来自积分值转换装置的输出值来决定曝光时间的装置。
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公开(公告)号：US5184159A
公开(公告)日：1993-02-02
申请号：US553600
申请日：1990-07-18
CPC分类号： G02B23/2469 , A61B1/0669
摘要： A light source apparatus for an endoscope, which has a light source for supplying light for illuminating an object to the endoscope that is equipped with a photographing device. The light source apparatus comprises an exposure control device for controlling the quantity of exposure light applied to a photographic plane in the photographing device, a condition input device for inputting plural various conditions for setting an exposure index which is used to determine the exposure light quantity, and an exposure index setting device for calculating the exposure index from various conditions which are inputted through the condition input device and outputting it to the exposure control device. The exposure index setting device may calculate an exposure index which is required to determine the exposure light quantity, and a device for storing data is used to set the exposure index, which is interchangeably provided with respect to the exposure index setting device.
摘要翻译： 一种内窥镜用光源装置，其具有用于向配备有拍摄装置的内窥镜照射被摄体的光的光源。 光源装置包括：曝光控制装置，用于控制施加到拍摄装置中的拍摄平面的曝光光量;条件输入装置，用于输入用于设定用于确定曝光光量的曝光指数的多种条件; 以及曝光指标设定装置，用于根据通过条件输入装置输入的各种条件计算曝光指数，并将其输出到曝光控制装置。 曝光指数设定装置可以计算确定曝光光量所需的曝光指数，并且使用用于存储数据的装置来设定相对于曝光指标设定装置可互换设置的曝光指数。
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公开(公告)号：US5115261A
公开(公告)日：1992-05-19
申请号：US553610
申请日：1990-07-18
CPC分类号： A61B1/0669 , G02B23/2469 , A61B1/07 , G03B2217/005
摘要： A photographing light quantity controller for an endoscope, which is used to control the quantity of illuminating light when a photograph is to taken through the endoscope. The controller includes a device for photoelectrically converting a brightness level of the reflected light from an object, which is illuminated with a light source, into an electric signal and outputting the signal; a device for integrating an output from the photoelectric conversion device and outputting an integral state value; a device for differentially detecting and outputting the rise of a signal representative of an integral state value which is outputted from the integration device; and a device for controlling the brightness of illuminating light in such a manner that, when the output from the differentially detecting device is greater than a first reference value, the brightness of light that illuminates the object is reduced, whereas, when the output from the differentially detecting device is less than a second reference value which is smaller than the first reference value, the brightness of the illuminating light is increased, and when the output from the differentially detecting device is between the first and second reference value, the brightness of the illuminating light is controlled to a predetermined level between the two brightness levels.
摘要翻译： 一种用于内窥镜的拍摄光量控制器，其用于控制当通过内窥镜拍摄照片时的照明光量。 控制器包括用于将来自被照明的物体的反射光的亮度水平光电转换成电信号并输出该信号的装置; 用于对来自光电转换装置的输出进行积分并输出积分状态值的装置; 用于差分检测和输出表示从积分装置输出的积分状态值的信号的上升的装置; 以及用于控制照明光的亮度的装置，使得当差分检测装置的输出大于第一参考值时，照亮对象的光的亮度减小，而当来自 差分检测装置小于小于第一参考值的第二参考值，照明光的亮度增加，并且当来自差分检测装置的输出处于第一和第二参考值之间时，亮度 将照明光控制在两个亮度级之间的预定水平。
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公开(公告)号：US5184170A
公开(公告)日：1993-02-02
申请号：US596382
申请日：1990-10-12
CPC分类号： A61B1/0669 , G02B23/2469
摘要： A photographing light quantity controller for an endoscope is used to control the quantity of illuminating light when a photograph is to be taken through the endoscope. The photographing light quantity controller comprises a light source for supplying light for illuminating an object to the endoscope, and a device for detecting an illuminating condition in an observation state before a photographing operation is initiated. A device is also provided for controlling the brightness of illuminating light that is supplied from the light source to the endoscope during the photographing operation on the basis of a signal that is detected by the device for detecting an illuminating condition in the observation state.
摘要翻译： 使用内窥镜的拍摄光量控制器来控制通过内窥镜拍摄照片时的照明光量。 拍摄光量控制器包括用于向内窥镜照射物体的光源，以及用于在拍摄操作开始之前的观察状态中检测照明状态的装置。 还提供一种装置，用于根据由用于检测观察状态的照明状态的装置检测到的信号，控制在拍摄操作期间从光源向内窥镜提供的照明光的亮度。
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公开(公告)号：US5488509A
公开(公告)日：1996-01-30
申请号：US281083
申请日：1994-07-27
申请人： Tadashi Takahashi , Tetsuya Utsui , Rensuke Adachi , Mitsuru Iida , Katsuhiko Furuya , Junji Usami , Ryoji Honda
发明人： Tadashi Takahashi , Tetsuya Utsui , Rensuke Adachi , Mitsuru Iida , Katsuhiko Furuya , Junji Usami , Ryoji Honda
CPC分类号： A61B1/07 , A61B1/0646 , A61B1/0669 , F21V11/18 , F21V17/02 , G02B5/005 , G02B6/0006 , G02B6/4298
摘要： A light source apparatus for an endoscope having a light source for emitting a bundle of illuminating light rays which are to be supplied to a light guide of the endoscope. The apparatus includes at least a pair of light-blocking plates disposed in the bundle of illuminating light rays to face each other across the optical axis of the ray bundle, and a device for supporting the light-blocking plates such that the plates are rotatable about an axis extending therebetween at right angles to the optical axis. At least one of the light-blocking plates has such a cross-sectional configuration as viewed in the optical axis direction that the light-blocking plate is bent at an angle to the axis of rotation near the center of the illuminating optical path.
摘要翻译： 一种用于内窥镜的光源装置，其具有用于发射要供给到内窥镜的光导的照明光束的光源。 所述装置包括至少一对遮光板，其设置在所述照射光束中，以跨越所述光束的光轴彼此相对;以及用于支撑所述遮光板的装置，使得所述板可围绕 在它们之间延伸的轴与光轴成直角。 遮光板中的至少一个具有在光轴方向上观察到的遮光板与照明光路的中心附近的旋转轴线成一定角度地弯曲的截面结构。
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公开(公告)号：US5272497A
公开(公告)日：1993-12-21
申请号：US912162
申请日：1992-07-10
CPC分类号： G02B23/2469 , A61B1/0669
摘要： A light source apparatus for an endoscope, which has a light source for supplying light for illuminating an object to the endoscope that is equipped with a photographing device. The light source apparatus comprises an exposure control device for controlling the quantity of exposure light applied to a photographic plane in the photographing device, a condition input device for inputting various conditions for setting an exposure index which is used to determine the exposure light quantity, and an exposure index setting device for calculating the exposure index from various conditions which are inputted through the condition input device and outputting it to the exposure control device.A light source apparatus for an endoscope, which has a light source for supplying light for illuminating an object to the endoscope that is equipped with a photographing device. The light source apparatus comprises an exposure control device for controlling the quantity of exposure light applied to a photographic plane in the photographing device, an exposure index setting device for calculating an exposure index which is required to determine the exposure light quantity, and a device for storing data used to set the exposure index, which is interchangeably provided with respect to the exposure index setting device.
摘要翻译： 一种内窥镜用光源装置，其具有用于向配备有拍摄装置的内窥镜照射被摄体的光的光源。 光源装置包括：曝光控制装置，用于控制施加到拍摄装置中的拍摄平面的曝光光量;条件输入装置，用于输入用于设定用于确定曝光光量的曝光指数的各种条件;以及 曝光指标设定装置，用于根据通过条件输入装置输入并将其输出到曝光控制装置的各种条件计算曝光指数。 一种内窥镜用光源装置，其具有用于向配备有拍摄装置的内窥镜照射被摄体的光的光源。 光源装置包括：曝光控制装置，用于控制施加到拍摄装置中的拍摄平面的曝光光量;曝光指数设定装置，用于计算确定曝光光量所需的曝光指数;以及装置， 存储用于设置曝光指数的数据，其相对于曝光指数设定装置可互换地设置。
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公开(公告)号：US5220912A
公开(公告)日：1993-06-22
申请号：US598425
申请日：1990-10-16
CPC分类号： A61B1/0669 , G02B23/2469
摘要： A light source apparatus for an endoscope comprises a light source for supplying light to the endoscope for illuminating an object, a microcomputer for effecting operation control, and an erasable programmable read only memory for storing data that is used in the microcomputer. The read only memory may be replaced with a access memory that has a chip select terminal connected to a programmable input/output interface, which is connected to a system bus of the microcomputer, in such a manner that the random access memory will not be selected when all output ports of the interface are set to either a high or low level.
摘要翻译： 一种内窥镜用光源装置，具备：向内窥镜供给光的光源，对物体进行照明的光源，实现运转控制的微型计算机以及用于存储微型计算机中使用的数据的可擦除可编程只读存储器。 只读存储器可以被替换为具有连接到可编程输入/输出接口的芯片选择端子的访问存储器，该可编程输入/输出接口连接到微型计算机的系统总线，使得不会选择随机存取存储器 当接口的所有输出端口设置为高电平或低电平时。
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