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公开(公告)号：US20240110830A1
公开(公告)日：2024-04-04
申请号：US18275245
申请日：2021-12-20
Applicant: Osaka University
Inventor： Katsumasa FUJITA , Kazuki BANDO
CPC classification number: G01J3/0216 , G01J3/0208 , G01J3/0224 , G01J3/04 , G01J3/2823 , G01J2003/045
Abstract: A spectrometry apparatus (1) according to an embodiment includes a detection object lens that signal light from a sample S enters, a slit (41) through which the signal light passes, a wavelength dispersive element that disperses the signal light having passed the slit (41) in accordance with a wavelength, an optical detector (50) that detects the signal light that has been subjected to wavelength dispersion in the wavelength dispersive element, scanning means for scanning a detection region of the optical detector (50) in the sample, a processing unit (51) that generates a spectral image, based on a detection signal of the optical detector (50), and an illumination optical system (10) that illuminates the sample from a side of the detection object lens.
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公开(公告)号：US11898912B2
公开(公告)日：2024-02-13
申请号：US17365592
申请日：2021-07-01
Applicant: Samsung Electronics Co., Ltd.
Inventor： Sungho Jang , Jungchul Lee , Jinseob Kim , Gwangsik Park , Minhwan Seo , Janghwi Lee , Wondon Joo , Jiyoung Chu , Daehoon Han
CPC classification number: G01J3/2823 , G01J3/021 , G01J3/04 , G01J3/24 , G01J2003/2826
Abstract: Provided is a hyperspectral imaging (HSI) apparatus. The HSI apparatus includes: a first slit plate configured to introduce an output beam; a first aspherical mirror configured to reflect the introduced output beam; a first grating having a planar reflective surface, the first grating configured to generate a plurality of first split beams by splitting the output beam after being reflected by the first aspherical mirror; and a first camera configured to detect the plurality of first split beams.
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公开(公告)号：US10018640B2
公开(公告)日：2018-07-10
申请号：US14537769
申请日：2014-11-10
Applicant: Becton, Dickinson and Company
Inventor： Scott Bornheimer , Edward Goldberg
CPC classification number: G01N33/721 , G01J3/0208 , G01J3/04 , G01J3/42 , G01N21/31 , G01N21/359 , G01N21/6408 , G01N21/6428 , G01N21/6445 , G01N2021/0346 , G01N2021/6439 , G01N2021/6491 , G01N2201/062
Abstract: Aspects of the present disclosure include methods and systems for assaying a sample for an analyte. Methods according to certain embodiments include illuminating a sample with a slit-shaped beam of light, detecting light transmitted through the sample, determining absorbance of the transmitted light at one or more wavelengths and calculating concentration of the analyte based on the absorbance to assay the sample for the analyte. Systems for practicing the subject methods are also described.
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公开(公告)号：US09958325B2
公开(公告)日：2018-05-01
申请号：US15624008
申请日：2017-06-15
Applicant: Metal Power Analytical (I) Pvt. Ltd.
Inventor： Priyadarshan Divyadarshan Pant
IPC: G01J3/28 , G01J3/06 , G01J3/02 , G01J3/04 , G01J3/443 , G01N21/31 , G01N21/33 , G01J3/18 , G01J3/32
CPC classification number: G01J3/06 , G01J3/0218 , G01J3/0232 , G01J3/04 , G01J3/18 , G01J3/2803 , G01J3/32 , G01J3/443 , G01J2003/045 , G01J2003/061 , G01J2003/065 , G01J2003/282 , G01N21/3103 , G01N21/33 , G01N2201/0826
Abstract: The present disclosure relates to the field of optical systems. The envisaged multi-scan optical system is compact and stable. The system comprises an excitation source, a hydra fiber cable, a wavelength selector, an optical element, and a detector. The excitation source is configured to emit composite light. The hydra fiber cable has a head and a plurality of tentacles, and is configured to receive the composite light via a second lens. The plurality of tentacles is configured to emit the composite light towards the wavelength selector which includes a plurality of optical slits (s1-s8) and a plurality of shutters. The wavelength selector is configured to selectively collect and filter the composite light directed by a first lens and the plurality of tentacles by means of the plurality of shutters. The detector is configured to detect the plurality of spectral line scans reflected by the optical element for spectrometric analysis.
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公开(公告)号：US09891107B1
公开(公告)日：2018-02-13
申请号：US14216058
申请日：2014-03-17
Applicant: Thomas A. Mitchell
Inventor： Thomas A. Mitchell
CPC classification number: G01J3/2823 , G01J3/0208 , G01J3/04 , G02B5/1842 , G02B27/30 , G02B2005/1804
Abstract: The present disclosure provides an optical imaging system that defines an optical path. In an aspect, the optical imaging system includes a first optical sub-system configured to substantially image, at a focus plane, electromagnetic radiation emanating from an object plane, a slit element at the focus plane to extract a line image from the electromagnetic radiation, a second optical sub-system configured to collimate, at a center plane, the electromagnetic radiation from the slit element, a dispersive element at the center plane with variable dispersive properties, a third optical sub-system configured to image the collimated electromagnetic radiation from the center plane to an image plane, and a detecting element at the image plane. In one example, the slit element is mechanically movable into and out of the optical path.
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Patent Agency Ranking
186.发明授权公开(公告)号：US09857296B2
公开(公告)日：2018-01-02
申请号：US15312320
申请日：2015-08-14
Applicant: Kubota Corporation
Inventor： Susumu Morimoto , Masao Soe
IPC: G01J5/02 , G01N21/3554 , A01D41/127 , G01N21/3563 , G01N33/10
CPC classification number: G01N21/3554 , A01D41/1277 , G01J3/0291 , G01J3/0297 , G01J3/04 , G01J2003/042 , G01N21/3563 , G01N21/359 , G01N21/85 , G01N33/10 , G01N2021/8592
Abstract: An optical grain evaluation device is provided with: a light-projecting part 58 through which light from a light source is projected to grain; a light-receiving part 59 on which light transmitted through the grain is incident; a grain evaluation unit 60 configured to evaluate the grain based on information relating to the received light; and a shielding part SH that separates an area between the light source 50 and the light-projecting part 59 from an area between the light-receiving part 59 and the grain evaluation unit 60, and prevents light from the light-projecting part 58 from directly entering the light-receiving part 59. The area between the light source 50 and the light-projecting part 58, and the area between the light-receiving part 59 and the grain evaluation unit 60 are configured, over the entirety of the areas, as air transmission areas in which light is transmitted through air.
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公开(公告)号：US20170363468A1
公开(公告)日：2017-12-21
申请号：US15693847
申请日：2017-09-01
Applicant: HAMAMATSU PHOTONICS K.K.
Inventor： Takafumi YOKINO , Katsumi SHIBAYAMA
CPC classification number: G01J3/021 , G01J3/0256 , G01J3/0262 , G01J3/0264 , G01J3/0286 , G01J3/0291 , G01J3/04 , G01J3/18
Abstract: A spectrometer includes a light detection element provided with a light passing part and a light detection part, a support fixed to the light detection element such that a space is formed between the light passing part and the light detection part, a first reflection part provided in the support and configured to reflect light passing through the light passing part in the space, a second reflection part provided in the light detection element and configured to reflect the light reflected by the first reflection part in the space, and a dispersive part provided in the support and configured to disperse and reflect the light reflected by the second reflection part to the light detection part in the space.
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公开(公告)号：US20170343413A1
公开(公告)日：2017-11-30
申请号：US15667686
申请日：2017-08-03
Applicant: Ocean Optics, Inc.
Inventor： Paul W. Ave
CPC classification number: G01J3/04 , G01J3/0229 , G01J3/0289 , G01J3/0297
Abstract: A device for improving the removal of stray light interference in a spectrometer using an aperture slit with a predefined grid pattern incorporated into it and a mounting assembly for proper alignment to the spectrometer's 2D detector to create periodic shadowing allowing the identification of the desired signal and removal of stray light is disclosed.
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公开(公告)号：US20170299504A1
公开(公告)日：2017-10-19
申请号：US15474040
申请日：2017-03-30
Applicant: CANON KABUSHIKI KAISHA
Inventor： Wataru Sato
CPC classification number: G01N21/31 , B41J2/0057 , G01J3/0202 , G01J3/0208 , G01J3/0256 , G01J3/0291 , G01J3/04 , G01J3/18 , G01J3/50 , G01J3/524 , G01N21/251 , G01N21/86 , G03G15/011 , G03G15/234 , G03G15/5062 , G03G2215/00569
Abstract: A spectral colorimetric apparatus comprises a light source, a spectral element, a light receiving element, a substrate on which the light receiving element is mounted, a housing and a pressing portion. The housing has a first side wall on which the substrate is fixed and a second side wall on which the spectral element is fixed. The pressing portion pinches the spectral element together with the second side wall and presses the spectral element to the second side wall.
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公开(公告)号：US09759604B2
公开(公告)日：2017-09-12
申请号：US14419565
申请日：2013-07-29
Applicant: HAMAMATSU PHOTONICS K.K.
Inventor： Katsumi Shibayama , Takafumi Yokino
CPC classification number: G01J3/18 , G01J3/0202 , G01J3/0256 , G01J3/0291 , G01J3/04
Abstract: A spectrometer comprises a package having a stem and a cap, an optical unit arranged on the stem, and a lead pin penetrating through the stem. The optical unit has a dispersive part for dispersing and reflecting light entering from a light entrance part of the cap, a light detection element for detecting the light dispersed and reflected by the dispersive part, a support for supporting the light detection element such as to form a space between the dispersive part and the light detection element, a projection projecting from the support, and a wiring electrically connected to the light detection element. The projection is arranged at such a position as to be separated from the stem. The lead pin is electrically connected to the second terminal part while being disposed to the projection.
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