Abstract: An endoscope system includes an imaging section that captures an object via an optical system and an image sensor, an observation state determination section that determines the observation state of the object captured by the imaging section, and an aperture control section that controls the state of an aperture included in the optical system based on the observation state, the aperture control section controlling the state of the aperture so that the resolution determined by the diffraction limit due to the aperture is equal to or higher than a resolution determined by the image sensor when the observation state determination section has determined that the observation state is a first observation state, and stopping down the aperture as compared with the state of the aperture in the first observation state when the observation state determination section has determined that the observation state is a second observation state.

Abstract: There is provided an ultrasonic dissection device for relatively removing a target biological object from other biological objects, the ultrasonic dissection device including an ultrasonic wave generation unit, an ultrasonic wave convergence unit, and a controller to control the ultrasonic wave generation unit.

Abstract: An illumination apparatus for an endoscope guiding externally-entering light to a transparent light-guiding body including an annular-shaped annular portion, the annular portion including an inner circumferential face and an outer circumferential face, and making the light exit from the annular portion as illuminating light, wherein the light-guiding body includes: a notch portion formed by cutting out a part of the annular portion so as to form a line extending perpendicularly from the outer circumferential face toward the inner circumference side of the annular portion from a line extending from a point on an outer circumference of a circle in a cross section of the annular portion; and an incident portion that allows the light to enter in a direction along the line extending from the point on the outer circumference, the direction being a direction perpendicular to a cutout surface of the notch portion provided in the annular portion.

Abstract: A wireless image communication system comprises a transmitter that wirelessly transmits image data and a receiver that receives the image data transmitted by the transmitter. The transmitter comprises: a communication channel change instruction unit that accepts, from an operator, an instruction to change a communication channel currently used in the wireless communication with the receiver for the transmission of the image data to a predetermined communication channel different from the currently used communication channel; and a transmitting unit that wirelessly transmits, on the basis of the instruction, information related to the predetermined communication channel to the receiver.

Abstract: A solid-state imaging device and an imaging device are capable of transferring a control signal to pixels formed in each chip of the solid-state imaging device, in which the plurality of chips are connected to each other, without an increase in a circuit size of the solid-state imaging device or an increase in the number of connectors between the chips. The solid-state imaging device, in which first and second substrates are electrically connected to each other via the connectors, includes a pixel unit in which a plurality of pixels each including a photoelectric conversion element disposed in the first substrate and a reading circuit disposed in the second substrate are arrayed two-dimensionally, and a read control circuit that controls reading of a signal from the pixels. The read control circuit includes a pulse generation unit and a logical unit.

Abstract: An image pickup apparatus includes: a cover glass portion having a function of a right angle prism; an image pickup device substrate portion including an image pickup device on a first principal surface and a back-face electrode on a second principal surface, the back-face electrode being connected to the image pickup device via a through-wiring; and a bonding layer that bonds the cover glass portion and the image pickup device substrate portion that have a same outer dimension.

Abstract: An image processing device includes an information acquisition section that acquires a photographing position of a photographed image or a position of an imaging device as coordinate information, a distribution state acquisition section that acquires a distribution state of a plurality of pieces of coordinate information acquired as the coordinate information, and a keyword assignment section that assigns a keyword that corresponds to the acquired distribution state to the photographed image.

Abstract: Provided is an inverted microscope 1 comprising an objective optical system 2 that collects light from a specimen A; an image-forming optical system 3 that images the light from the specimen A that has been collected by the objective optical system 2 to form an intermediate image; a relay optical system 6 that relays the intermediate image B of the specimen A formed by the image-forming optical system 3; a binocular lens barrel 5 that splits the light from the relay optical system 6; a pair of ocular optical systems 4 that image, in a magnified manner, the intermediate images that have been split by the binocular lens barrel 5 on eyes E of an observer as virtual images; wherein the following conditional expressions are satisfied: K=(Fntl/Ftl)×?RL ??(1), Fne=Fe×K ??(2), and 0.3<K<0.9 ??(3).

Abstract: A wireless communication terminal may include: an instruction unit (CPU) that instructs whether a wireless communication serves as host or target; a wireless communication unit that transmits/receives the radio frame to/from a terminal serving as target when receiving an instruction from the instruction unit to serve as host, and transmits/receives the radio frame to/from a terminal serving as host when receiving an instruction from the instruction unit to serve as target; and a setting unit that sets the frame transmission interval of host as the frame transmission interval when receiving an instruction from the instruction unit to serve as host, sets the frame transmission interval of target as the frame transmission interval when receiving an instruction from the instruction unit to serve as target, and transmits a radio frame to a terminal serving as host when the frame transmission interval of target is set.

Abstract: Provided is a detection optical system that is provided with a dispersed-light detection function and that can increase the amount of detected light by enhancing the diffraction efficiency. A detection optical system is employed which includes a transmissive VPH diffraction grating that disperses fluorescence from a specimen into a plurality of wavelength bands; a rotating mechanism that rotates the VPH diffraction grating about an axial line that is perpendicular to an incident optical axis of the fluorescence from the specimen and an emission optical axis from the VPH diffraction grating; a light detection portion that detects the fluorescence from the specimen that has been dispersed by the VPH diffraction grating; and a correcting portion that corrects an incident position on the light detection portion in accordance with a displacement of the optical axis caused by the rotation of the VPH diffraction grating in synchronization with the rotating mechanism.

Abstract: The present invention provides a method for detecting ACF by analyzing a test region of large intestine tissue at the molecular level. Namely, the present invention relates to a method for detecting aberrant crypt foci (ACF) that comprises detecting one or more types of molecules for which ACF-specific expression increases selected from the group consisting of GSTp, iNOS, CD44, EGFR, COX2 and Fzd1 present in a test region of large intestine tissue; the aforementioned ACF detection method wherein the diameter of the test region is 0.5 mm or less; a an ACF detection marker that is GSTp, iNOS, CD44, EGFR, COX2 or Fzd1; and, a method for evaluating risk of colorectal cancer and colorectal adenoma in subjects based on the results of detecting ACF in a test region of large intestine tissue of the subjects using the aforementioned ACF detection method.

Abstract: A microscope system includes a microscope body having a base portion forming a foundation, an arm portion extending substantially parallel to a bottom surface of the base portion, and a frame portion connecting ends of the base portion and the arm portion, having substantially a C shape in side view and holding an illumination optical system ejecting illumination light from a light source to a specimen. A light source unit is connected with the microscope body and radiates illumination light to the illumination optical system. A focusing unit supports a stage for placing the specimen and at least holding an objective lens focusing the specimen by collecting observation light from the specimen on the stage. The microscope body and the focusing unit do not contact each other in a state where an optical axis of the objective lens coincides with an optical axis of the illumination light.

Abstract: In a closed system having a large number of containers connected via pipes, a leakage of a liquid from the closed system can be more reliably detected by a convenient and inexpensive method. Provided is a cell processing device (1) including a plurality of processing containers, processing liquid containers, waste liquid containers, a plurality of pipe lines, a pump, weight meters for weighing the processing container, the waste liquid containers, and/or the processing liquid containers, and a leakage determination section for determining the occurrence of a leakage of the processing liquid or the waste liquid based on outputs from the weight meters.

Abstract: A signal transfer circuit may include first to nth switches that are respectively connected to bits of an n-bit digital signal output from a digital signal generating circuit and controlled by a transfer control circuit, a first memory circuit including first to nth memories that respectively hold bits of the n-bit digital signal input through the first to nth switches and are serially connected to each other, a second memory circuit including (n+1)th to mth memories that hold a digital signal and are serially connected to each other, an output signal of the nth memory of the first memory circuit being input to the (n+1)th memory of a first stage, and (n+1)th to mth switches that are connected to output signals of the (n+1)th to mth memories of the second memory circuit and controlled by a read control circuit.

Abstract: A microscope system includes a stage on which a specimen is placed; an objective lens configured to condense at least observation light from the specimen on the stage; a transmitted illumination optical system configured to irradiate the specimen with transmitted illumination light ejected from a light source, which is illumination light transmitting the specimen; and a microscope body part including a base unit holding the transmitted illumination optical system, a supporting column standing upright from the base unit, and an incident-light illumination optical system provided on the end of a side different from the base unit side of the supporting column and irradiating the specimen with incident-light illumination light which is illumination light ejected from a light source to be reflected on the specimen, wherein the stage and the transmitted illumination optical system are attachable to/detachable from the microscope body part.

Abstract: An imaging module includes: a hollow lens holder open at both ends; a lens assembled in the lens holder and collecting light input from one end of the lens holder; a hollow imaging holder having an opening into which the light output from the lens is input; an optical member assembled in the imaging holder and transmitting or deflecting the light input from one end of the imaging holder; and an image sensor assembled in the imaging holder and having a light-receiving region configured to receive the light transmitted or deflected by the optical member and to perform photoelectric conversion of the received light, wherein an optical axis center of the lens and a center of the light received by the light-receiving region of the image sensor are aligned with each other by fitting a light-output-side end portion of the lens holder and the imaging holder to each other.

Abstract: There is provided an optical analysis technique enabling the detection of the condition or characteristic of a particle to be observed contained at a low concentration or number density in a sample solution using a light-emitting probe. The inventive optical analysis technique uses an optical system capable of detecting light from a micro region in a solution, such as an optical system of a confocal microscope or a multiphoton microscope, to detect the light from the light-emitting probe having bound to a particle to be observed while moving the position of the micro region in the sample solution (while scanning the inside of the sample solution with the micro region), thereby detecting individually the particle crossing the inside of the micro region to enable the counting of the particle(s) or the acquisition of the information on the concentration or number density of the particle.

Abstract: An image pickup apparatus includes: an image pickup device disposed in a first principal surface of a silicon substrate, the image pickup device sensing infrared light; an electrode pad disposed on the first principal surface; a front-face wiring connecting the image pickup device and the electrode pad; an external connection terminal disposed on a second principal surface of the silicon substrate; a back-face wiring connecting the electrode pad and the external connection terminal via a substrate through-hole extending from the second principal surface side through the silicon substrate to a back face of the electrode pad; and a light blocking layer disposed on the second principal surface, the light blocking layer covering a trench portion surrounding the image pickup device and a region surrounded by the trench portion.

Abstract: A signal transfer circuit comprising a control signal transfer unit configured to output an access request output signal and a memory address output signal to the arbiter after timings of the access request input signal of the access request and the memory address input signal input from the bus master have been adjusted, and output an access permission output signal, and a data signal transfer unit configured to output each data output signal to the corresponding bus master or the arbiter after a timing of each data input signal of the access request input from the arbiter or the bus master is adjusted, and output a data validity period output signal to the bus master after a timing of a data validity period input signal indicating a period in which each data is valid in the access request input from the arbiter is adjusted.

Abstract: A display device comprising a storage unit that stores a video signal of a subject, image capturing position information, and shooting direction information, a display unit, a display posture information acquiring unit, a calculating unit that calculates a relative positional relation of a plurality of image capturing positions in a stereoscopic space based on the image capturing position information stored in the storage unit, and calculates a relative directional relation of a plurality of shooting directions in the display direction of the display unit based on the shooting direction information stored in the storage unit and the display direction information acquired by the display posture information acquiring unit, and a control unit that controls the display unit displaying a rotation video obtained by rotating the video of the subject corresponding to the video signal stored in the storage unit according to the relative directional relation calculated by the calculating unit.