Canon Kabushiki Kaisha

Yuki Yonetani

Shigeru Ichihara

Yasuhiro Sekine

Makoto Kawaguchi

Akira Yamamoto

Yasunori Furukawa

Yasuhisa Shigehara

An identification apparatus that identifies properties of a specimen conveyed at a predetermined conveying velocity by a conveying unit includes an identification unit configured to identify a material included in the specimen and acquire a length in a conveying direction of the specimen, and a command unit configured to generate a control signal for controlling a screening device to perform a screening operation with predetermined intensity corresponding to the length, wherein the command unit changes the intensity of the screening operation per the length according to the length.

Identification apparatus

An identification apparatus includes a plurality of light collection optical systems configured to collect scattered light from a plurality of test substances, a spectroscopic element configured to disperse a plurality of light beams from the plurality of light collection optical systems, an imaging unit including a plurality of light receiving elements arrayed in a row direction and a column direction, and configured to receive a plurality of dispersion spectra projected from the spectroscopic element and projected in the row direction, an acquisition unit configured to acquire spectroscopic information of at least any of the plurality of test substances based on an output signal from the imaging unit, and an intensification processing unit configured to perform row direction binning processing including integrating output signals of the plurality of light receiving elements existing at different positions in the row direction.

Provided is an identification apparatus wherein each spectral light beam corresponding to a predetermined wavenumber shift is projected to the imaging portion) so that a distance between a projection position of the spectral light beam corresponding to the predetermined wavenumber shift on the imaging portion and a changed projection position as a result of the different excitation wavelength is shorter than a distance at the imaging lens between an optical path of the spectral light beam corresponding to the predetermined wavenumber shift and a changed optical path as a result of the different excitation wavelength.

An identification apparatus includes a window unit including a passage surface on an upper side configured to allow a sample supplied from a conveyance unit to slide along and pass on the passage surface, a light irradiation unit disposed below the window unit, spaced a certain distance from the passage surface, and configured to irradiate the sample with a primary light through the window unit, a light collection unit disposed below the window unit and configured to collect a secondary light from the sample through the window unit, and an acquisition unit configured to acquire identification information for identifying a property of the sample based on the secondary light collected by the light collection unit.

Identification apparatus and identification method

An identification apparatus includes a plurality of collecting units configured to collect scattered light from a plurality of test items, a first spectroscopic unit configured to disperse light from part of the plurality of collecting units, a second spectroscopic unit configured to disperse light from a remaining part of the plurality of collecting units, an imaging unit configured to acquire a first spectrum projected from the first spectroscopic unit and a second spectrum projected from the second spectroscopic unit, the imaging unit including a plurality of light receiving elements arranged at least in a first direction, and an acquisition unit configured to acquire information about the test items based on an output signal from the imaging unit. One of a wavenumber of the first spectrum and a wavenumber of the second spectrum in the first direction increases while the other one decreases.

An identification apparatusincludes a light collecting unitconfigured to collect scattered light from a sample, spectroscopic elementsandconfigured to disperse light from the light collecting unit, an imaging unitthat includes a plurality of light detection elements arrayed in a row directionand a column directionand to which optical spectra from the spectroscopic elementsandare projected along the row direction, and an acquisition unitconfigured to acquire spectral information about the sample based on an output signal from the imaging unit. The optical spectra corresponding to the sample are projected to the imaging unitdiscontinuously in at least one of the row directionand the column direction

An identification apparatus includes: a plurality of light capturing units including light-capturing optical systems configured to capture a plurality of Raman scattered light fluxes from a sample, an optical fiber unit configured to include a plurality of optical fibers configured to respectively guide the captured Raman scattered light fluxes and in which the optical fibers are bundled at emission end portions thereof; a spectral element configured to disperse the guided Raman scattered light fluxes; an imaging unit configured to receive the dispersed Raman scattered light fluxes; and a data processor configured to acquire spectral data of the Raman scattered light fluxes from the imaging unit and configured to perform an identification process. The Raman scattered light fluxes dispersed by the spectral element are projected so that a spectral image formed on a light-receiving surface of the imaging unit extends along a main scanning direction of the imaging unit.

Identification apparatus and sorting system

An identification apparatus identifies the kind of an object to be conveyed by a conveyor and includes an illumination optical system illuminating the object with light from a light source, a light capturing optical system capturing Raman-scattered light from the object, a spectral element dispersing the Raman-scattered light, a light-receiving element receiving the Raman-scattered light dispersed by the spectral element, and a data-processing unit acquiring spectral data of the Raman-scattered light from the light-receiving element and performs an identification process. An optical axis of the illumination optical system and an optical axis of the light capturing optical system intersect each other. The illumination optical system is an imaging optical system that has a numerical aperture for the conveyance surface smaller than that of the light capturing optical system for the conveyance surface, or a collimator optical system that converts the light from the light source into parallel light.

Identification apparatus, identification system, and resin-selecting system

A surface shape measurement method that divides a surface shape of an object () into a plurality of partial regions () to obtain partial region data and that stitches the partial region data to measure the surface shape of the object, and the method includes the steps of calculating sensitivity of an error generated by a relative movement between the object and a sensor () for each of the partial regions, dividing the surface shape of the object into the plurality of partial regions to obtain the partial region data, obtaining the partial region data, calculating an amount corresponding to the error using the sensitivity, correcting the partial region data using the amount corresponding to the error, and stitching the corrected partial region data to calculate the surface shape of the object.

Surface shape measurement method, surface shape measurement apparatus, non-transitory computer-readable storage medium, optical element, and method of manufacturing optical element

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Kawasaki, Japan

Yuki Yonetani