Abstract: Provided is a head-mounted image display device, including: a main body for emitting an image light beam; an eyepiece optical portion having a light-guide portion in a polyhedral shape, the eyepiece optical portion allowing the image light beam emitted from the main body to be incident on one surface of the light-guide portion and causing the image light beam incident on the one surface of the light-guide portion and emitted from another surface on the same side as the one surface or on the different side from the one surface; an attaching portion for connecting the main body and the eyepiece optical portion, in which the attaching portion has a movement mechanism for moving the eyepiece optical portion relative to the main body so as to adjust the position of an exit pupil of the eyepiece optical portion.

Abstract: An endoscope apparatus includes an objective optical system that is configured so that an observation magnification in at least a center part of an observation range is variable, a magnification control section that controls the observation magnification, and a brightness control section that performs a photometric process that attaches weight to a center part of an image that corresponds to the center part of the observation range when the observation magnification is a second magnification that is higher than a first magnification as compared with a case where the observation magnification is the first magnification, and adjusts the brightness of the image based on the result of the photometric process.

Abstract: There is provided an ultrasonic therapeutic apparatus, which is capable of shortening a surgery time even in a case of resecting and stopping bleeding of a plurality of sites. The ultrasonic therapeutic apparatus includes a probe which is interpolated into a sheath, and a treatment section which is connected to or formed integrally with a front-end portion of the probe, and which his exposed to an exterior of the sheath, and a diseased part is resected or coagulated by making propagate ultrasonic waves to the treatment portion via the probe, and the ultrasonic therapeutic apparatus further includes a mechanism which cools down the treatment portion by carrying out heat exchange by the probe and a coolant gas which has been discharged into the sheath.

Abstract: An image pickup apparatus includes a plurality of optical systems, each having a different focal length, an image pickup element which picks up an image of an object by the optical system, and a zoom control section which changes an angle of field of an output image by at least one optical system from among the plurality of optical systems, and a part of the angle of field which changes is same as an angle of field of another optical system, and the image pickup apparatus further includes a control section which changes a control position of a display image at the time of zooming to be directed toward an optical-axial center of the another optical system for which the part of the angle of field is same.

Abstract: An encoder signal processing circuit is connected to encoder heads outputting an encoder signal in accordance with a relative displacement with respect to a corresponding scale in such a way that signals can be transmitted to and received from the encoder heads, and processes encoder signals from the encoder heads. The circuit includes a processing unit and a processing decision unit. The processing unit generates displacement information from the encoder signal. The processing decision unit decides at least one of content of processing for the encoder heads and content of processing on encoder signals read from the encoder heads after starting to read an encoder signal from one of the encoder heads.

Abstract: An endoscope system includes a light source device, a CCD, a video processor, and an observation monitor, wherein the video processor includes: a band decomposition processing section that performs a decomposition processing for decomposing into a plurality of spatial frequency bands on a signal of an image picked up by the CCD, to generate a plurality of band images; an enhancement processing section that performs an enhancement processing on selected band images based on an enhancement amount set for a region where an observation target in a subject is distributed in a feature space formed with wavelength bands or spatial frequency bands of the band images selected among the plurality of band images as axes; and an image generation section that integrates the plurality of band images subjected to the color conversion processing, for each wavelength image, to generate an image.

Abstract: A shape memory alloy actuator includes a wire portion which is inserted through a first tube member, a shape memory alloy wire portion which is inserted through a second tube member, a movable body which is movable in a direction in which, a length of the shape memory alloy wire portion changes, an elastic member which exerts an external force in a direction in which, the shape memory alloy wire portion elongates, and a fixing member to which, one end of the second tube member and one end of the shape memory alloy wire portion are fixed, and one end of the wire portion is connected to the movable body, and one end of the shape memory alloy wire portion and one end of the wire portion are joined to a joining portion, and the joining portion includes a plurality of crimp terminals.

Abstract: A microscope includes: a first epi-illumination light-source unit to perform fluorescence observation; a second transmitted-illumination light-source unit to perform transmission observation, the second transmitted-illumination light-source unit including a light source provided with a light emitting element that emits excitation light and a fluorescent substance that emits fluorescence upon irradiation with the excitation light; and an incidence limiting section configured to limit an incidence of light on the light source from an outside of the second light source unit during a light-off period of the light emitting element. The incidence limiting section is configured to remove an incidence limitation of the light from the outside while the light emitting element is being lit.

Abstract: A capsule endoscope includes a plurality of function executing sections and which acquire information inside a body of a subject, a battery which supplies power to the plurality of function executing sections, a switching section having a plurality of switches which independently control power supply from the battery to the respective function executing sections, a magnetic field sensing section which receives a control signal from outside the subject, and a power control section which controls the switching section according to the number of times the control signal is received by the magnetic field sensing section.

Abstract: A microscope system and an autofocus method capture a subject at a specified time interval through an optical image forming system while relatively moving a stage loaded with the subject and the optical image forming system of the microscope; calculate a contrast value indicating a high and low contrast of a captured observation image; detect a maximum contrast image whose calculated contrast value is maximum in a plurality of performed observation images; detect the relative position of the stage and the optical image forming system; perform a correcting process of moving the detected relative position corresponding to the detected maximum contrast image by a specified value in a direction opposite the direction of the relative movement; and bring focus using the corrected relative position as a focal point.

Abstract: A resin molded product includes a primary molded object molded by a primary molding die, and a secondary molded object formed to be integrated with the primary molded object by a secondary molding die, the secondary molding die including a shared molding die which shares a part of the primary molding die. The primary molded object includes a rotation regulation portion making a mutual concave-convex fit engagement at a joint portion between the primary molded object and a molding surface of the shared molding die and regulating rotation and shift of the primary molded object in circumferential directions about a center axis of the primary molded object.

Abstract: In a control circuit apparatus and an endoscope apparatus circuit disposition in which the outer edge of the first overheating region and the outer edge of the second overheating region approach the outer edge of the first overheating region and the outer edge of the second overheating region to an extreme in a state in which the outer edge of the first overheating region and the outer edge of the second overheating region do not overlap the outer edge of the first overheating region and the outer edge of the second overheating region serves as circuit disposition having a minimum mounting area on a substrate.

Abstract: An imaging mechanism and an endoscope apparatus include: an image sensor including a sensor face and a plurality of input/output leads, a holding member having a sensor contact face, a circuit board that is secured to an outer face of an opposite side of the holding member to the sensor contact face, and a contact-point part disposed on a side face of the circuit board intersecting with a mount face, and in a region where the outline of the circuit board is inside the outline of the holding member. At least one of the holding member and the circuit board includes a relay wiring part which the contact-point part and at least one of the input/output leads are electrically connected to.

Abstract: An ultrasonic probe device includes capacitive micromachined ultrasonic transducers, a band control unit and a bias voltage change unit. Each of the transducers belongs to one of groups, each of the groups includes at least one of the transducers. The band control unit determines the bias voltage value which varies for each of the groups, and a timing to apply the direct-current bias voltage having the bias voltage value so that all frequencies included in an operating frequency are transmitted and/or received by the ultrasonic probe device during an operation period. The bias voltage change unit changes the direct-current bias voltage to be applied to the capacitive micromachined ultrasonic transducers in accordance with the bias voltage value and the timing.

Abstract: An imaging apparatus and an evaluation value generation apparatus can include an image data interface unit that outputs image data according to a pixel signal input from a solid-state imaging device as first image data, an image data reading unit that reads image data stored in a storage unit and outputs the read image data as second image data, an evaluation value generation unit that generates an evaluation value based on input image data, an image data selection unit that selects one of image data based on the first image data and image data based on the second image data as image data to be input to the evaluation value generation unit, and an image data writing unit that stores the image data based on the first image data in the storage unit.

Abstract: A solid-state image pickup device according to one embodiment of the present invention includes: a first substrate including first pixels arranged in a matrix; and a second substrate electrically coupled to the first substrate and including second pixels arranged in a matrix. The first pixel including a photoelectric conversion element configured to generate a color signal corresponding to an m-th color is the first pixel corresponding to the m-th color where m is an integer equal to one of 1 to n. The second pixel including the signal storing circuit configured to store the color signal corresponding to the m-th color is the second pixel corresponding to the m-th color. At least two second pixels of the second pixels corresponding to the same color are arranged in the same column on the second substrate.

Abstract: An image processing device processes an image acquired by an imaging section that enables magnifying observation. The image processing device includes a motion information acquisition section that acquires motion information that indicates a relative motion of the imaging section with respect to an object, an imaging magnification calculation section that calculates an imaging magnification of the imaging section, and an image extraction section that extracts an image within a specific area from a captured image acquired by the imaging section as an extracted image. The image extraction section sets the position of the specific area within the captured image based on the motion information, and sets the size of a margin area based on the imaging magnification and the motion information, the margin area being an area except the specific area in the captured image.

Abstract: An objective optical system of an embodiment according to the present invention is formed in such a way that: the objective optical system includes an immovable lens group which is arranged nearest to the object side, which is immovable in focusing, and which has negative power, and first and second movable lens groups at least one of which moves along the optical axis in focusing; and an amount of variation in magnification per movement of the first movable lens group is different from an amount of variation in magnification per movement of the second movable lens group.

Abstract: An imaging apparatus includes an image data interface unit that outputs first image data according to a pixel signal input from a solid-state imaging device, an image data reading unit that reads image data from a storage unit and outputs the read image data as second image data, an image synthesis unit that outputs third image data obtained by synthesizing the first image data with second image data, an evaluation value generation unit that generates an evaluation value based on image data, a first image data selection unit that inputs selected image data to the evaluation value generation unit, an image data writing unit that stores image data in the storage unit, a second image data selection unit that inputs selected image data to the image data writing unit, and a display unit that displays an image according to the third read image data read from the storage unit.

Abstract: An ultrasonic irradiation device includes a sound source, a holding member, a first support member and a second support member. The sound source is configured to be placed in a space at least a part of which is covered with a wall surface and emit an ultrasonic wave toward a target area. The holding member is configured to hold the sound source. The first support member is configured to push a first area of the wall surface so that a distance between the sound source and the target area is kept at a predetermined value, the first supporting member being disposed on the holding member. The second support member is configured to push a second area of the wall surface including an area other than the first area so that the sound source is fixed to the wall surface together with the first support member.