JP6924439B2 - 光測定装置、導光部材及び光測定方法 - Google Patents
光測定装置、導光部材及び光測定方法 Download PDFInfo
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- JP6924439B2 JP6924439B2 JP2017231195A JP2017231195A JP6924439B2 JP 6924439 B2 JP6924439 B2 JP 6924439B2 JP 2017231195 A JP2017231195 A JP 2017231195A JP 2017231195 A JP2017231195 A JP 2017231195A JP 6924439 B2 JP6924439 B2 JP 6924439B2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6402—Atomic fluorescence; Laser induced fluorescence
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
- G02B6/0008—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type the light being emitted at the end of the fibre
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/064—Stray light conditioning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/08—Optical fibres; light guides
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/262—Optical details of coupling light into, or out of, or between fibre ends, e.g. special fibre end shapes or associated optical elements
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- Spectroscopy & Molecular Physics (AREA)
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- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Measuring Cells (AREA)
Description
Claims (8)
- 試料からの光を測定する光測定装置であって、
前記試料を内包する容器を収容する容器用空洞と、
前記試料からの光を検出する光検出部と、
前記試料からの光を前記光検出部に導光する導光路と、
入射した光を吸収する吸光部とを備え、
前記吸光部は、前記導光路の入射端及び出射端以外の前記導光路の周囲の少なくとも一部を覆っていて、
前記入射端から前記出射端までの距離(L)に対する、前記入射端の面積(A)の平方根の比が、0.4以下であり、
前記導光路は、複数の導光路からなる導光路群であり、前記光検出部は、単一の光検出部である、光測定装置。 - 前記入射端の面積(A)の平方根が、80μm以上である、請求項1記載の光測定装置。
- 前記導光路及び前記吸光部が同一の樹脂からなる、請求項1または2に記載の光測定装置。
- 試料からの光を測定する光測定装置であって、
前記試料を内包する容器を収容する容器用空洞と、
前記試料からの光を検出する光検出部と、
前記容器用空洞に面する入射端及び前記光検出部に面する出射端を有し、前記試料からの光を前記光検出部に導光する複数の導光路からなる導光路群と、
入射した光を吸収する吸光部とを備え、
前記吸光部が、前記導光路の前記入射端及び前記出射端以外の周囲の少なくとも一部を覆っていて、
前記光検出部は、単一の光検出部である、光測定装置。 - 前記試料に光を照射する光源と、
前記導光路群の前記入射端から前記出射端までの間に、光学多層膜フィルタをさらに備える、請求項4記載の光測定装置。 - 前記導光路群内の前記光学多層膜フィルタから前記出射端までの間に、特定の波長の光を吸収する色ガラスフィルタをさらに備える、請求項5記載の光測定装置。
- 前記導光路が、
試料からの光を透過させるシリコーン樹脂部と、
前記シリコーン樹脂部の中に分散された光学材料粒子とを有し、
前記シリコーン樹脂部と前記光学材料粒子の屈折率が、
第1波長において一致し、
前記第1波長とは異なる第2波長において一致しないものである、請求項4から6のいずれか1項に記載の光測定装置。 - 請求項4記載の光測定装置により試料からの光を測定する光測定方法であって、
前記導光路群に対して光を照射する照射ステップと、
前記導光路群の複数の前記導光路からの光を併せて検出する検出ステップとを含む、光測定方法。
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PCT/JP2018/024869 WO2019009209A1 (ja) | 2017-07-04 | 2018-06-29 | 光測定装置、導光部材及び光測定方法 |
US16/628,245 US11313798B2 (en) | 2017-07-04 | 2018-06-29 | Optical measuring device, light guide member, and optical measuring method |
CN201880043908.7A CN110892249B (zh) | 2017-07-04 | 2018-06-29 | 光测定装置、导光部件以及光测定方法 |
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JP2017131126 | 2017-07-04 |
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JP2019015708A5 JP2019015708A5 (ja) | 2020-08-20 |
JP6924439B2 true JP6924439B2 (ja) | 2021-08-25 |
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JPH0763607A (ja) * | 1993-08-24 | 1995-03-10 | Fujikura Ltd | 異物検知センサ |
JPH0854338A (ja) * | 1994-08-10 | 1996-02-27 | Sumitomo Metal Mining Co Ltd | 食品検査用分光装置 |
FI963388A (fi) * | 1996-08-30 | 1998-03-01 | Instrumentarium Oy | Väliaineiden spektroskooppisessa analysoinnissa käytettävän mittausanturin lisärakenne |
JP3454417B2 (ja) * | 1998-07-13 | 2003-10-06 | 日本電信電話株式会社 | 屈折率測定方法及び屈折率測定器 |
EP1234169B1 (en) * | 1999-11-26 | 2008-02-13 | Associates Of Cape Cod, Inc. | Pyros kinetix reader for conducting assays |
JP2006300564A (ja) * | 2005-04-15 | 2006-11-02 | Sumitomo Electric Ind Ltd | 分析デバイス及び分析装置 |
JP2006300741A (ja) * | 2005-04-21 | 2006-11-02 | Rohm Co Ltd | 光学測定用マイクロ流路及びマイクロ流体チップ |
JP5491369B2 (ja) * | 2010-11-29 | 2014-05-14 | 浜松ホトニクス株式会社 | 量子収率測定装置 |
DE102011005432A1 (de) * | 2011-03-11 | 2012-09-13 | Hellma Gmbh & Co. Kg | Vorrichtung für die Analyse einer kleinen Flüssigkeitsmenge |
JP6507891B2 (ja) * | 2015-07-03 | 2019-05-08 | 国立大学法人九州大学 | 導光部材、光導出部材及び光導出方法 |
JP6433398B2 (ja) * | 2015-09-25 | 2018-12-05 | ウシオ電機株式会社 | 光学測定器 |
CN205229055U (zh) * | 2015-12-15 | 2016-05-11 | 重庆理工大学 | 基于多单色光和光纤的尿液干化分析装置 |
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CN110892249A (zh) | 2020-03-17 |
CN110892249B (zh) | 2024-01-02 |
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