JP6851675B2 - 物質の光吸収を測定し、あるいは濃度を割り出すシステムのための光ファイバ装置 - Google Patents
物質の光吸収を測定し、あるいは濃度を割り出すシステムのための光ファイバ装置 Download PDFInfo
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- JP6851675B2 JP6851675B2 JP2017532668A JP2017532668A JP6851675B2 JP 6851675 B2 JP6851675 B2 JP 6851675B2 JP 2017532668 A JP2017532668 A JP 2017532668A JP 2017532668 A JP2017532668 A JP 2017532668A JP 6851675 B2 JP6851675 B2 JP 6851675B2
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- 239000000835 fiber Substances 0.000 title claims description 12
- 239000000126 substance Substances 0.000 title claims description 8
- 230000031700 light absorption Effects 0.000 title claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 88
- 230000008878 coupling Effects 0.000 claims description 35
- 238000010168 coupling process Methods 0.000 claims description 35
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- 230000008901 benefit Effects 0.000 description 4
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Classifications
-
- 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
- G02B6/14—Mode converters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/0218—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using optical fibers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/62—Detectors specially adapted therefor
- G01N30/74—Optical detectors
-
- 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
- G02B6/36—Mechanical coupling means
- G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N2030/022—Column chromatography characterised by the kind of separation mechanism
- G01N2030/027—Liquid chromatography
-
- 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
-
- 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
- G02B6/0006—Coupling light into the fibre
-
- 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
-
- 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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
- G02B6/0288—Multimode fibre, e.g. graded index core for compensating modal dispersion
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Spectrometry And Color Measurement (AREA)
Description
11 光源
12 ランプトリガ
20 単色光分光器
21 集光器
22 フィルタ
23 入射スリット
24 ホログラフィック格子
25 ステッピングモータ
26 ステッピングモータ
30 第1の光ファイバ
31 出力端
32 入力端
33 結合誘導部
34 領域
40 ビームスプリッタ
41 第3の光ファイバ
42 第2の光ファイバ
43 第4の光ファイバ
50 フローセルユニット
51 フローセル
60 制御ユニット
61 第1の制御信号
62 第2の制御信号
63 第3の制御信号
64 システム出力信号
70 外部制御ユニット
71 システム入力信号、入力制御信号
80 ホルダ
81 表面
82 固定手段、保持ピン
83 経路
100 液体クロマトグラフィシステム
Claims (8)
- 物質の光吸収の測定または濃度の割り出しのためのシステムであって、
光の伝播モード間の結合を引き起こすための少なくとも1つの光ファイバ装置であって、
光を受光する入力端(32)と、光を出射する出力端(31)とを有しており、結合誘導部(33)が前記入力端(32)から前記出力端(31)まで延びているマルチモード光ファイバ(30)と、
ホルダ(80)と、
前記ホルダ(80)内に前記マルチモード光ファイバ(30)を固定するように構成された固定手段(82)と
を備え、
前記マルチモード光ファイバ(30)は、非円形の断面を有することを特徴とする、少なくとも1つの光ファイバ装置と、
前記マルチモード光ファイバ(30)の前記出力端(31)に配置され、第2の光ファイバ(42)および第3の光ファイバ(41)の入力端へと光を投射するように構成されたビームスプリッタ(40)と、
フローセルユニットと、
光検出器と、を備え、
前記第2の光ファイバ(42)は、前記ビームスプリッタ(40)によって分離された光の一方を前記光検出器に直接導き、
前記第3の光ファイバ(41)は、前記ビームスプリッタ(40)によって分離された光の他方を、前記フローセルユニット及びそれに続く第4の光ファイバ(43)を介して前記光検出器に導き、
前記第2の光ファイバ(42)および前記第3の光ファイバ(41)は、多角形の断面を有し、
前記ビームスプリッタ(40)の出力端において、前記第2の光ファイバ(42)の入力端及び前記第3の光ファイバ(41)の入力端が、それぞれの断面の辺が互いに接するように配置された、システム。 - 前記結合誘導部(33)は、前記ホルダ(80)において基本的に単一の平面内に配置される、請求項1に記載のシステム。
- 前記第1の光ファイバ(30)の前記結合誘導部(33)は、複数の領域(34)を含んでおり、各々の領域(34)が、前記ホルダ(80)に対して固定されている、請求項1または2に記載のシステム。
- 前記結合誘導部(33)は、前記ホルダ(80)において経路(83)に沿って配置され、前記経路(83)は、前記結合誘導部(33)のいかなる領域(34)も他の領域(34)と重なり合って配置されることがないように開いたベンドを含む、請求項1乃至3のいずれか1項に記載のシステム。
- 前記ホルダ(80)は、表面(81)と、前記表面(81)から伝播する複数の保持ピン(82)とを有し、前記保持ピン(82)は、前記表面(81)に隣接する第1の直径(d1)と、前記表面(81)から離れた第2の直径(d2)とを有し、前記第1の直径(d1)は、前記第2の直径(d2)より小さい、請求項1乃至4のいずれか1項に記載のシステム。
- 前記第1の光ファイバ(30)の前記結合誘導部(33)は、前記保持ピン(82)によって前記ホルダ(80)の前記表面(81)に沿って保持される、請求項5に記載のシステム。
- 前記保持ピン(82)の少なくとも1つは、前記ホルダ(80)の前記表面(81)上に移動可能に配置されている、請求項6に記載のシステム。
- 請求項1から7のいずれか一項に記載のシステムを含んでおり、前記フローセルユニットが、クロマトグラフィ分離カラムからの出力流を受け入れるように構成された液体クロマトグラフィ分光光度計。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462093481P | 2014-12-18 | 2014-12-18 | |
US62/093,481 | 2014-12-18 | ||
PCT/EP2015/080417 WO2016097256A1 (en) | 2014-12-18 | 2015-12-18 | Optical fiber arrangement for a system for measuring the light absorption or determining the concentration of a substance |
Publications (2)
Publication Number | Publication Date |
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JP2018506056A JP2018506056A (ja) | 2018-03-01 |
JP6851675B2 true JP6851675B2 (ja) | 2021-03-31 |
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JP2017532668A Active JP6851675B2 (ja) | 2014-12-18 | 2015-12-18 | 物質の光吸収を測定し、あるいは濃度を割り出すシステムのための光ファイバ装置 |
Country Status (5)
Country | Link |
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US (1) | US10185088B2 (ja) |
EP (1) | EP3234527B1 (ja) |
JP (1) | JP6851675B2 (ja) |
CN (1) | CN107003182B (ja) |
WO (1) | WO2016097256A1 (ja) |
Families Citing this family (1)
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WO2019207466A1 (en) * | 2018-04-24 | 2019-10-31 | Agilent Technologies, Inc. | Optical spectrophotometer systems and methods |
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JPS60178409A (ja) * | 1984-02-27 | 1985-09-12 | Yokogawa Hokushin Electric Corp | モ−ドスクランブラ− |
DE3411272A1 (de) * | 1984-03-27 | 1985-10-10 | Siemens AG, 1000 Berlin und 8000 München | Moden-scrambler fuer lichtwellenleiter |
US4735484A (en) * | 1985-02-08 | 1988-04-05 | Board Of Trustees Of The Leland Stanford Junior University | Acousto-optic frequency shifter utilizing multi-turn optical fiber |
US5244636A (en) * | 1991-01-25 | 1993-09-14 | Trustees Of Tufts College | Imaging fiber optic array sensors, apparatus, and methods for concurrently detecting multiple analytes of interest in a fluid sample |
US6157763A (en) * | 1998-01-28 | 2000-12-05 | Sdl, Inc. | Double-clad optical fiber with improved inner cladding geometry |
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US6917746B2 (en) * | 2002-12-17 | 2005-07-12 | 3M Innovative Properties Company | Apparatus and method for creating a fiber optic circuit |
US6963062B2 (en) * | 2003-04-07 | 2005-11-08 | Eksigent Technologies, Llc | Method for multiplexed optical detection including a multimode optical fiber in which propagation modes are coupled |
US7643707B2 (en) * | 2005-07-11 | 2010-01-05 | Mitsubishi Electric Corporation | Lighting apparatus |
DE102007028081B3 (de) * | 2007-06-15 | 2008-11-20 | Laserinstitut Mittelsachsen E.V. | Lasereinrichtung zur Generierung von Laserstrahlen mit einem bestimmten Strahlprofil |
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KR20100068694A (ko) * | 2008-12-15 | 2010-06-24 | 김점술 | 레이저 빔 성형장치 |
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US20140321798A1 (en) * | 2013-04-26 | 2014-10-30 | University Of Pittsburgh-Of The Commonwealth System Of Higher Education | Optical sensor employing a refractive index engineered metal oxide material |
-
2015
- 2015-12-18 EP EP15820486.7A patent/EP3234527B1/en active Active
- 2015-12-18 JP JP2017532668A patent/JP6851675B2/ja active Active
- 2015-12-18 US US15/533,670 patent/US10185088B2/en active Active
- 2015-12-18 CN CN201580069118.2A patent/CN107003182B/zh active Active
- 2015-12-18 WO PCT/EP2015/080417 patent/WO2016097256A1/en active Application Filing
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Publication number | Publication date |
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US10185088B2 (en) | 2019-01-22 |
WO2016097256A1 (en) | 2016-06-23 |
CN107003182A (zh) | 2017-08-01 |
CN107003182B (zh) | 2020-08-11 |
JP2018506056A (ja) | 2018-03-01 |
EP3234527A1 (en) | 2017-10-25 |
EP3234527B1 (en) | 2024-02-14 |
US20170322080A1 (en) | 2017-11-09 |
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