Abstract: A magnetic-disk substrate according to an embodiment includes two main surfaces and an outer circumferential edge surface. In the magnetic-disk substrate, the outer circumferential edge surface includes two chamfered surfaces that are respectively connected to the main surfaces, and a side wall surface that is curved and extends to protrude outward between the two chamfered surfaces. The side wall surface has a radius of curvature of 1100 ?m or more on a cross-section of the magnetic-disk substrate extending along a plate thickness direction of the magnetic-disk substrate.

Abstract: An endoscope having a convex observation optical system at the distal end of an insertion portion is provided with an air supply/water supply nozzle for injecting a cleaning fluid toward the observation optical system. The air supply/water supply nozzle is provided with a plurality of outlets from which the fluid is emitted in directions not intersecting with each other.

Abstract: A processor for an endoscope, includes: an imaging signal acquisition unit that acquires an imaging signal from an image sensor; and a dimming unit that controls a light source that illuminates an observation visual field based on the imaging signal, in which the dimming unit includes: a luminance index acquisition unit that acquires, based on the imaging signal, a first index related to a luminance of a first color and a second index related to a luminance of a second color; a generation unit that generates a photometric signal based on the first index and the second index; and a dimming output unit that outputs a dimming signal to the light source based on the photometric signal.

Abstract: An endoscope with an insertion tube having a proximal passive flexible section and a distal bending section. Cuts are provided in the proximal passive flexible section. Adjacent cuts are unequally spaced in the proximal passive flexible section. The proximal passive flexible section has secondary cuts adjacent to main cuts, wherein the secondary cuts are arranged closer in the longitudinal direction of the proximal passive flexible section to the adjacent main cuts on one side of the secondary cuts than to the adjacent main cuts on the other side of the secondary cuts. The main cuts extend along the circumference of the proximal passive flexible section in an interrupted manner. The proximal passive flexible section includes the main cuts, wherein at least within a subzone in the proximal passive flexible section, the main cuts are unequally spaced from each other in the longitudinal direction of the proximal passive flexible section.

Abstract: Letting a particle diameter be Dx (?m) when a cumulative particle volume cumulated from the small particle diameter side reaches x (%) of the total particle volume in a particle size distribution obtained regarding cerium oxide included in a polishing liquid using a laser diffraction/scattering method, D5 is 1 ?m or less, D100 is 3 ?m or more, D50 is 0.8 to 2.4 ?m, and Dpeak?D5 is less than D95?Dpeak.

Abstract: Provided is a medical-device hook to be attached to a medical device including a tubular portion to be inserted into a body lumen, the medical-device hook including: an inset opening allowing the tubular portion to be inset into the inset opening; and a surrounding portion around the inset opening, the surrounding portion being configured to deform elastically to come in close contact with the tubular portion inset in the inset opening such that the tubular portion is held due to frictional resistance on a closely contacted portion between the surrounding portion around the inset opening and the tubular portion.

Abstract: An endoscope is provided which has a high insertability, that is, is easy to insert. The endoscope includes an insertion unit having a first area in which an attenuation rate of a repulsive force generated when bent is a positive value of 30% or lower. More preferably, the attenuation rate of the first area is 10% or higher and 30% or lower. The first area is in a range of 200 mm to 800 mm from a distal end side of the insertion unit.

Abstract: An elevator attachment attachable to and detachable from an endoscope including an inclined surface inclined relative to a longitudinal direction of an insertion part, an elevator recess having a first inner wall and a second inner wall that faces the first inner wall and being opened toward the inclined surface and a lever pivotally provided inside the elevator recess, and the elevator attachment comprises a holding body including an inclined surface plate covering a part of the inclined surface, a first plate raising from an edge of the inclined surface plate and located along the first inner wall and a second plate abutting against the second inner wall, and an elevator pivotally supported between the first plate and the second plate and including a lever connection part to be connected to the lever.

Abstract: A reflective mask blank comprises a substrate; a multilayer reflective film which is formed on the substrate and reflects EUV light; and a layered film which is formed on the multilayer reflective film. The layered film has an absolute reflectance of 2.5% or less with respect to EUV light, and comprises a first layer and a second layer that is formed on the first layer; and the first layer comprises a phase shift film which shifts the phase of EUV light. Alternatively, the layered film is a phase shift film which comprises a first layer and a second layer that is formed on the first layer, and which shifts the phase of EUV light; and the first layer comprises an absorption layer that has an absolute reflectance of 2.5% or less with respect to EUV light.

Abstract: There is provided a program causing a computer to execute processing including: acquiring an endoscopic image of a subject from an endoscope; acquiring a three-dimensional medical image obtained by capturing an image of an internal body portion of the subject by means of X-ray CT, X-ray cone beam CT, MRI-CT, or an ultrasonic diagnosis apparatus configured to capture a three-dimensional image of an internal body portion of the subject; generating a virtual endoscopic image reconfigured from the three-dimensional medical image, based on the acquired endoscopic image; calculating distance image information in the endoscopic image based on the virtual endoscopic image and the endoscopic image; and outputting operation assistance information on an operation of the endoscope based on the distance image information and the three-dimensional medical image.

Abstract: Provided is a mask blank having a structure in which a pattern-forming thin film, a first hard mask film, and a second hard mask film are stacked in this order on a main surface of a substrate. The pattern-forming thin film contains at least one element selected from silicon and transition metals. The first hard mask film contains chromium. The second hard mask film contains tantalum. The tantalum of the second hard mask film contains tantalum that is unsaturated with oxygen. The thickness of the pattern-forming thin film is 20 nm or more. The thickness of the first hard mask film is 15 nm or less. The thickness of the second hard mask film is 10 nm or less.

Abstract: The present invention provides that powder is mainly constituted from secondary particles of hydroxyapatite. The secondary particles are obtained by drying a slurry containing primary particles of hydroxyapatite and aggregates thereof and granulating the primary particles and the aggregates. A bulk density of the powder is 0.65 g/mL or more and a specific surface area of the secondary particles is 70 m2/g or more. The powder of the present invention has high strength and is capable of exhibiting superior adsorption capability when it is used for an adsorbent an adsorption apparatus has.

Abstract: The present invention addresses the problem of providing a mask blank that makes it possible to further miniaturize a mask pattern or a hard mask pattern and improving the pattern quality, and to resolve this problem, a mask blank (100) has a structure in which a thin film (3) for pattern formation and a hard mask film (4) are laminated in this order on a transparent substrate (1), wherein the hard mask film (4) is configured so that a narrow spectrum of Si2p obtained by analysis by X-ray photoelectron spectroscopy has a maximum peak at a binding energy of 103 eV or more, a maximum peak of a narrow spectrum of N1s obtained by analysis by X-ray photoelectron spectroscopy is equal to or less than a detection lower limit value, and the content ratio (atomic %) of silicon and oxygen is less than Si:O=1:2.

Abstract: Provided is an endoscope device capable of enhancing mechanical strength and durability against various operations and attachment to and detachment from a hanger in the endoscope device in which an endoscope can be suspended on the hanger. This endoscope device includes: an insertion portion; an operation unit that has a joint section configured to be suspendable from a hanger and is connected to the hanger through the joint section; a treatment tool channel that is arranged inside the joint section and the operation unit and allows passage of a treatment tool; a plate fixed to the operation unit; and a frame that is provided inside the joint section, includes a plurality of partition structural members coupled to each other and having a longitudinal direction along an arrangement direction of the treatment tool channel, and is fixed to the plate.

Abstract: In an amorphous glass, an SiO2 content is in a range of 56 mol % or more. An MgO content is in a range of 15 mol % or more and 28 mol % or less. An Li2O content is in a range of 0.2 mol % or more. An Na2O content is in a range of 5 mol % or less. A total content of Al2O3, MgO, and CaO (Al2O3+MgO+CaO) is 36.50 mol % or less. The total content of SiO2, MgO, Li2O, Al2O3, and CaO (SiO2+MgO+Li2O+Al2O3+CaO) is 97.5 mol % or more. A mole ratio of the total content of SiO2 and MgO relative to the Li2O content [(SiO2+MgO)/Li2O] is 13 or more. A mole ratio of a CaO content relative to a total content of Al2O3 and MgO [CaO/(Al2O3+MgO)] is 0.10 or less.

Abstract: A light irradiating apparatus comprises: a light source module which includes a board and a light-emitting element mounted on a first surface of the board; a heat sink which is provided in contact with a second surface of the board; a circuit board or circuit wiring which is electrically connected to the light source module; and a housing which has a first space which houses the heat sink and a second space which houses the circuit board or circuit wiring, wherein the housing is provided with a first opening which connects the first space and an outside of the housing, a second opening which connects the second space and the outside of the housing, and a third opening which connects the first space and the second space.

Abstract: A polishing liquid for polishing a glass substrate includes cerium oxide as polishing abrasive particles, and a substance that reduces cerium oxide in response to irradiation of light.

Abstract: An endoscope processor includes a processor executing program code to a) display on a touch panel a setting region combining an on-off switch accepting switching between on and off states of a function of an endoscope and an adjustment switch accepting adjustment of a level of the function; b) accept operations performed on the switches that are displayed; and c) change a state of the function based on an accepted operation. The adjustment switch includes a range display indicating an adjustable range and a slider movable along the range display. The accepting operation accepts a tap operation performed around the range display at a position away from the slider. In addition, the slider moves by a predetermined amount causing a predetermined amount of change in the level of the function of the endoscope in response to the tap operation performed at a location spaced from the range display.

Abstract: A processor for an endoscope includes: an endoscopic image acquisition unit that acquires an endoscopic image of a patient from the endoscope; a virtual endoscopic image acquisition unit that acquires a virtual endoscopic image reconstructed on the basis of a three-dimensional medical image obtained by capturing an image of the patient in advance; a virtual endoscopic image reconstruction unit that reconstructs a corrected virtual endoscopic image that matches most with the endoscopic image on the basis of the degree of matching between the virtual endoscopic image and the endoscopic image; and a diagnosis support information output unit that outputs diagnosis support information based on a feature parameter corrected according to a correspondence between each pixel of the endoscopic image and a distance image obtained from the corrected virtual endoscopic image.

Abstract: A substrate for a magnetic disk includes a substrate main body having two main surfaces and an outer circumferential edge surface, and a film that is an alloy film containing Ni and P and provided on a surface of the substrate main body. A disk shape of the substrate main body has an outer diameter of 90 mm or more. A thickness T of the substrate that includes film thicknesses of sections of the film provided on the main surfaces is 0.520 mm or less. A total thickness D mm, which is a sum of the film thicknesses of the sections of the film on the main surfaces and the thickness T mm satisfy D?0.0082/T?0.0015. A surface roughness maximum height Rz of the film provided on the outer circumferential edge surface is smaller than that of the substrate main body at the outer circumferential edge surface.