Abstract: A third controller of a control device executes obtaining a taken image obtained by imaging an operator, making a projector display a first display image including the taken image, detecting an operation gesture corresponding to processing to be executed by the control device from the taken image, generating a second display image based on the operation gesture, and making the projector display the second display image.

Abstract: A method for controlling a projector including a light source, the method including identifying the state of the light source, generating a correction parameter based on the state of the light source, and correcting an image projected from the projector based on the correction parameter.

Abstract: A projector includes a projection section, a spectral imaging section, and a control section, wherein the control section makes the projection section project an adjusting image corresponding to a color and a gray level of an image to be projected by the projection section while changing the color and the gray level to a first color and a first gray level, the first color and a second gray level, a second color and a third gray level, and the second color and a fourth gray level, sets a measurement condition corresponding to the color to the spectral imaging section, and makes the spectral imaging section take the adjusting images projected by the projection section to obtain spectral imaging data.

Abstract: A projector includes a projection section, a spectral imaging section, and a control section, wherein the control section makes the projection section project an adjusting image corresponding to a color and a gray level of an image to be projected by the projection section while changing the color and the gray level to a first color and a first gray level, the first color and a second gray level, a second color and a third gray level, and the second color and a fourth gray level, sets a measurement condition corresponding to the color to the spectral imaging section, and makes the spectral imaging section take the adjusting images projected by the projection section to obtain spectral imaging data.

Abstract: A projector includes a projection section, a spectral imaging section, and a control section, wherein the control section makes the projection section project an adjusting image corresponding to a color and a gray level of an image to be projected by the projection section while changing the color and the gray level to a first color and a first gray level, the first color and a second gray level, a second color and a third gray level, and the second color and a fourth gray level, sets a measurement condition corresponding to the color to the spectral imaging section, and makes the spectral imaging section take the adjusting images projected by the projection section to obtain spectral imaging data.

Abstract: A projector includes a projection section, a spectral imaging section, and a control section, wherein the control section makes the projection section project an adjusting image corresponding to a color and a gray level of an image to be projected by the projection section while changing the color and the gray level to a first color and a first gray level, the first color and a second gray level, a second color and a third gray level, and the second color and a fourth gray level, sets a measurement condition corresponding to the color to the spectral imaging section, and makes the spectral imaging section take the adjusting images projected by the projection section to obtain spectral imaging data.

Abstract: A measurement device includes a calculation section adapted to calculate oxygen saturation from a pulse wave signal of a test subject, and a determination section adapted to determine presence or absence of chest cavity expansion motion of the test subject from the pulse wave signal.

Abstract: An electronic field enhancement element includes: a metal layer; a dielectric layer provided on the metal layer; and a plurality of fine metal structures provided on the dielectric layer. A refractive index n of the dielectric layer satisfies n?=n+i? and is in a range of 1?n<1.46, wherein a complex refractive index of the dielectric layer is n?, an imaginary unit is i, and an extinction coefficient is ?.

Abstract: A measurement device includes a first light emitting unit that emits light with a first wavelength onto a measurement site, a second light emitting unit that emits light with a second wavelength different from the first wavelength onto the measurement site, a light receiving unit that receives light which passes through an inside of the measurement site and generates a detection signal, and an analysis processing unit that calculates a degree of oxygen saturation from the detection signal. Distances between light emission positions by each of the first light emitting unit and the second light emitting unit and a light reception position by the light receiving unit are variable.

Abstract: An electronic field enhancement element includes: a metal layer; a dielectric layer provided on the metal layer; and a plurality of fine metal structures provided on the dielectric layer. A refractive index n of the dielectric layer satisfies n?=n+i? and is in a range of 1?n<1.46, wherein a complex refractive index of the dielectric layer is n?, an imaginary unit is i, and an extinction coefficient is ?.

Abstract: An electronic field enhancement element includes: a metal layer; a dielectric layer provided on the metal layer; and a plurality of fine metal structures provided on the dielectric layer. A refractive index n of the dielectric layer satisfies n?=n+i? and is in a range of 1?n<1.46, wherein a complex refractive index of the dielectric layer is n?, an imaginary unit is i, and an extinction coefficient is ?.

Abstract: An electric-field enhancement element includes a propagating surface plasmon generating unit; a localized surface plasmon generating unit that is formed on an upper portion of a surface of a substrate and includes a plurality of fine metal structure bodies; and a metal layer that is formed on an upper portion of the substrate surface and propagates a propagating surface plasmon generated by the propagating surface plasmon generating unit to the localized surface plasmon generating unit in a direction along the substrate surface, in which the fine metal structure body includes a plurality of fine metal structures which are arranged to be separated from each other in a normal direction of the substrate surface.

Abstract: An electronic field enhancement element includes: a metal layer; a dielectric layer provided on the metal layer; and a plurality of fine metal structures provided on the dielectric layer. A refractive index n of the dielectric layer satisfies n?=n+i? and is in a range of 1?n<1.46, wherein a complex refractive index of the dielectric layer is n?, an imaginary unit is i, and an extinction coefficient is ?.

Abstract: An electric field enhancement element includes a metal fine structure layer configured including a metal fine structure smaller in size than a wavelength of incident light, a mirror layer adapted to reflect light having passed through the metal fine structure layer, a magnetooptic material layer disposed between the metal fine structure layer and the mirror layer, and adapted to cause at least one of a Faraday effect and a Cotton-Mouton effect, and a magnetic field generation device adapted to apply a magnetic field to the magnetooptic material layer.

Abstract: Provided are an optical device, a detection apparatus, etc., capable of obtaining a sufficiently large enhanced electric field without utilizing coupling between a localized surface plasmon and a propagating surface plasmon. An optical device includes a substrate, a metal layer formed on the substrate, a dielectric layer formed on the metal layer, and multiple metal nanostructures formed on the dielectric layer. When the thickness of the dielectric layer is denoted by d and the polarizability of the metal nanostructures is denoted by ?, the following formulae are satisfied: d>?1/3/2 and d>40 nm.

Abstract: A sensor chip capable of reliably combining propagating surface plasmon resonance with localized surface plasmon resonance of metal nanostructures is provided. A sensor chip includes a metal grating. The metal grating includes multiple long metal pieces extending in a first direction. The long metal pieces are arranged at a pitch smaller than the wavelength of an excitation light. A dielectric layer covers the surface of the metal grating. A linear concavo-convex pattern which extends in a second direction intersecting the first direction is formed on the dielectric layer. Metal nanostructures are placed on the surface of the dielectric layer.

Abstract: An analysis device is provided with an optical element having a structure in which the end portions of the upper surface and the lower surface of second metal layers are capable of having contact with a measurement object, and hotspots are exposed on the element surfaces. Therefore, it is easy for the substance that is the analysis object to be located at the hotspot. Further, since a first metal layer is disposed in the vicinity of the second metal layers, a resonance effect of a localized surface plasmon and a propagating surface plasmon can be generated. Therefore, the enhancement degree of light based on the plasmon is extremely high, and it is possible to analyze the substance with extremely high sensitivity.

Abstract: An analysis device includes an optical element which includes a metal layer, a light transmitting layer provided on the metal layer to transmit light, and a plurality of metal particles arranged at a first interval P1 in a first direction and arranged at a second interval P2 in a second direction intersecting the first direction on the light transmitting layer, P1<P2, a light source which irradiates incident light incident on the optical element, and a detector which detects light emitted from the optical element. Linearly polarized light in the same direction as the first direction and linearly polarized light in the same direction as the second direction are irradiated onto the optical element.

Abstract: A fluid separation device includes a holding member which holds a first fluid sample and a light source which casts light with a specific wavelength onto the holding member. When the first fluid sample contains a specific substance, a maximum value L1 of absorptivity at which the specific substance absorbs the light with the specific wavelength and an absorptivity L2 at which another substance in the first fluid sample than the specific substance absorbs the light with the specific wavelength satisfy L1>L2, and an absorptivity L3 at which the holding member absorbs the light with the specific wavelength satisfies L3<L1.