Abstract: A light source device includes an excitation light source, a light guide member and a wavelength conversion unit. The wavelength conversion unit includes an optical element disposed on an optical axis and with which excitation light emitted from the light guide member is irradiated to reflect, scatter, or diffract the excitation light, a wavelength conversion member disposed on an optical path of the excitation light reflected, scattered, or diffracted by the optical element to convert the excitation light into wavelength converted light and an emission opening portion that emits the wavelength converted light converted by the wavelength conversion member.

Abstract: A microscope objective lens satisfies the following conditional expressions (1) and (2). 0.05<NA<0.4??(1) 3 mm<D/NA<50 mm??(2) where, NA denotes a numerical aperture on an object side of the microscope objective lens, and D denotes a total thickness of the microscope objective lens.

Abstract: A receiving device provided with: a receiving unit for receiving image data from a transmitting device with which the receiving device has established wireless communication; a display unit for displaying setting data for a different transmitting device from the aforementioned transmitting device to establish wireless communication with the receiving device and the image data; and a display control unit for controlling the display of the display unit such that, in the frames displayed before and after a frame containing the setting data, the image data is displayed in the same display region as the display region for the display unit in which the setting data is displayed.

Abstract: A bending joint mechanism includes a joint section. The joint section includes a shaft section, an actuating section, a coupling member and a rod section. The rod section has an elastic portion which is elastically deformable in directions other than the axial direction of the shaft section.

Abstract: An endoscopic apparatus includes an ultrasonic vibrator, a diffraction grating, an electrical energy generator, a detector, a determination unit, a controller. The diffraction grating converts the ultrasonic vibration into a surface acoustic wave propagating on a surface of the transparent member. The detector detects reflected electrical energy reflected from the energy supply system. The determination unit determines whether the electrical energy suitable to drive the ultrasonic vibrator has been supplied to the ultrasonic vibrator based on the reflected electrical energy detected by the detector. The controller controls the electrical energy output from the signal generator based on a determination result of the determination unit.

Abstract: Fluorescence observation apparatus includes laser scanning fluorescence observation unit and wide field fluorescence observation unit. The former unit includes: lasers; scanning unit that scans sample by laser light; and detector that detects fluorescence from the sample excited by the laser light. The latter unit includes: light source to planar-illuminate the sample; excitation filters that are selectively arranged on light path from the light source, and that correspond to the lasers, respectively; and two-dimensional detector that detects fluorescence from the sample excited by light that has passed through excitation filter arranged on light path from the light source. Each of the excitation filters has optical property in which center wavelength of transmissive band is approximately the same as oscillation wavelength of corresponding laser and bandwidth of transmissive band is approximately the same as tolerance width of oscillation wavelength of corresponding laser.

Abstract: A microscope objective lens has an aspheric-surface lens, and a first lens nearest to an object side is a negative lens. It is desirable that at least any one surface of the first lens nearest to the object side is an aspheric surface. Moreover, it is desirable that the microscope objective lens satisfies the following conditional expression (1) ?20<f1/f<?0.1??(1) where, f1 denotes a focal length of the first lens nearest to the object side, and f denotes a focal length of the overall microscope objective lens system.

Abstract: An endoscope system includes a focus control section that performs a focus control process on an optical system of an endoscopic scope, an operation information acquisition section that acquires operation information about at least one operation among a discharge operation, a suction operation, and a tissue treatment operation based on sensor information from an operation detection sensor, and a switch control section that determines whether or not to cause the focus control section to perform the focus control process based on the operation information.

Abstract: A microscope system that performs structured illumination includes a light source configured to emit illumination light, an objective lens that irradiates a specimen with the illumination light, a phase-modulation spatial light modulator that has a two-dimensional pixel structure, that is arranged at the pupil conjugate position of the objective lens on an illumination light path between the light source and the objective lens, and that is configured to modulate a phase of the illumination light for each pixel so as to form a fringe illumination pattern on the specimen on the basis of an optical parameter of at least one of the light source and the objective lens.

Abstract: A lens holder that holds a lens in an inner portion thereof, an image pickup device including a light-receiving section, the image pickup device being positioned at a rear in an optical axis direction L of the lens, a cover glass attached to a facing surface of the image pickup device, and a fitting portion formed in at least an outer circumferential face of the cover glass, the fitting portion allowing a rear end-side part of the lens holder to be fitted thereon are included, and the lens holder and the image pickup device are each formed to have a size allowing the lens holder and the image pickup device to have a same width in a width direction when the rear end-side part is fitted on the fitting portion.

Abstract: An endoscope adapter including a light emitting diode includes: a detachable portion to be attached to an adapter attaching portion provided on a distal end portion of an insertion portion, the insertion portion including inside thereof at least one image-forming optical system; an adapter main body including an adapter side observation optical system whose optical axis is coincident with an optical axis of the image-forming optical system; a contact pin which enables power supply to the light emitting diode to be turned on when the detachable portion is attached to the adapter attaching portion; and a resistor arranged in a space formed in the endoscope adapter to determine a type of the endoscope adapter.

Abstract: A solid-state image pickup device includes: electrically coupled substrates on which circuit elements constituting a pixel are arranged; a photoelectric conversion element included in the pixel; a reading circuit that reads from the pixel, a signal based on a signal generated by the photoelectric conversion element; and first to n-th circuit sets each including a circuit element that reads a signal by a corresponding one of first to n-th reading modes. n is an integer such that The circuit elements arranged on one of the substrates is used to complete operations from generation of the signal by the photoelectric conversion element to reading of the signal by at least one of the first to n-th reading modes. The photoelectric conversion element, the reading circuit, and at least one of the first to n-th circuit sets are arranged on the one of the substrates.

Abstract: A manipulator system includes a slave control circuit. The slave control circuit generates termination identification information representing a termination form at the time of termination of the manipulator system, stores the termination identification information, and reads the termination identification information at the time of activation of the manipulator system.

Abstract: An image pickup device includes, but is not limited to: an image pickup unit; a first selector; and an output unit. The image pickup unit includes a plurality of pixels arranged in a matrix. Each of the pixels is configured to generate, store, and output a pixel signal. The first selector is configured to select a column of the matrix and control the pixels arranged in the column selected. The output unit is configured to convert into a voltage signal, the pixel signal output from each of the pixels.

Abstract: A photoelectric conversion connector, includes: an optical element that performs one of inputting and outputting an optical signal; an electric element that controls one of a light emission and a light reception of the optical element; and at least one substrate on which the electric element and the optical element are mounted, the substrate including an aligning and connecting part that allows connecting an optical fiber that performs one of inputting an optical signal output from the optical element and outputting an optical signal input to the optical element, the aligning and connecting part being provided on a surface different from a surface on which the optical element are mounted of the substrate, the optical fiber being connected to the substrate via the aligning and connecting part, and the optical element and the optical fiber being arranged and mounted in line along a direction of a thickness of the substrate.

Abstract: A solid-state imaging device is a solid-state imaging device in which a first substrate formed on a first semiconductor wafer and a second substrate formed on a second semiconductor wafer are bonded via connect that electrically connects the substrates, wherein the first substrate includes photoelectric conversion units, the second substrate includes an output circuit that acquires a signal generated by the photoelectric conversion unit via the connector and outputs the signal, and dummy connectors that support the first and second bonded substrates are further arranged in a substrate region in which the connectors are not arranged in a substrate region of at least one of the first substrate and the second substrate.

Abstract: The invention provides a prism optical system includes a prism in which a space formed by at least two optical surfaces mutually decentered with respect to an axial chief ray of an incident light beam is filled up with a medium having a refractive index of greater than 1. At least two optical surfaces are rotationally asymmetric surfaces, five internal reflections take place inside the prism, and there is an intermediate image formed inside the prism, which image is in turn formed outside the prism.

Abstract: A pump unit which can be made to be small-sized, and which enables to achieve a sufficient flow and an endoscope apparatus using such pump are provided. The pump unit which transports a fluid in a channel upon generating a progressive wave which is propagated in a longitudinal direction of the channel, in a first flexible thin film which constitutes at least a part of a channel-wall surface, includes a vibration exciter unit.

Abstract: A distal end rigid member, a prism provided inside the distal end rigid member and positioned at the rear in an optical axis direction of a lens for observing a site to be examined, an image pickup device fixed to a light exit surface of the prism inside the distal end rigid member, and a substrate including a surface fixed to the image pickup device and another surface fixed to an inner circumferential face of the distal end rigid member are included, and the other surface of the substrate is formed in a shape that reduces or eliminates a space between the inner circumferential face of the distal end rigid member and the other surface of the substrate.

Abstract: A keyword assignment apparatus includes a feature value extraction unit, a classification unit, a classification frequency measurement unit, and a keyword assignment unit. The feature value extraction unit is configured to extract a feature value vector, which consists of feature values, from an input image. The classification unit is configured to perform classification to the feature value vector extracted by the feature value extraction unit. The classification frequency measurement unit is configured to measure a frequency of the classification classified by the classification unit. The keyword assignment unit is configured to assign keywords to the input image based on the classification classified by the classification unit and the frequency measured by the classification frequency measurement unit.