FR2449881B1 - - Google Patents
Info
- Publication number
- FR2449881B1 FR2449881B1 FR8004036A FR8004036A FR2449881B1 FR 2449881 B1 FR2449881 B1 FR 2449881B1 FR 8004036 A FR8004036 A FR 8004036A FR 8004036 A FR8004036 A FR 8004036A FR 2449881 B1 FR2449881 B1 FR 2449881B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- 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
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
-
- 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
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
- G01N21/274—Calibration, base line adjustment, drift correction
- G01N21/276—Calibration, base line adjustment, drift correction with alternation of sample and standard in optical path
-
- 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
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
-
- 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
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Spectrometry And Color Measurement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/015,017 US4236076A (en) | 1979-02-26 | 1979-02-26 | Infrared analyzer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2449881A1 FR2449881A1 (fr) | 1980-09-19 |
| FR2449881B1 true FR2449881B1 (US07534539-20090519-C00127.png) | 1985-02-15 |
Family
ID=21769099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8004036A Granted FR2449881A1 (fr) | 1979-02-26 | 1980-02-25 | Analyseurs a rayons infrarouges |
Country Status (8)
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE458724B (sv) * | 1981-03-16 | 1989-04-24 | Peter Perten | Infraroedanalysator foer relativ maengdbestaemning av visst eller vissa aemnen i ett prov, saerskilt i livsmedel saasom mjoel |
| US4551627A (en) * | 1983-08-01 | 1985-11-05 | Kirin Beer Kabushiki Kaisha | Methods and apparatus for detecting residual liquid in containers |
| JPS6057236A (ja) * | 1983-09-09 | 1985-04-03 | Konishiroku Photo Ind Co Ltd | 生化学分析における反射濃度測定方法 |
| US4566791A (en) * | 1983-10-31 | 1986-01-28 | Pacific Scientific Company | Fluid sample cell comprising Fresnel sectors |
| HU192395B (en) * | 1984-02-13 | 1987-06-29 | Gabor Kemeny | Optical reflexion concentration meter |
| JPS61292536A (ja) * | 1985-06-21 | 1986-12-23 | Chino Corp | 光学的測定方法 |
| US4883963A (en) * | 1986-04-28 | 1989-11-28 | Bran+Luebbe Gmbh | Optical analysis method and apparatus having programmable rapid random wavelength access |
| AT390928B (de) * | 1986-10-17 | 1990-07-25 | Voest Alpine Ag | Einrichtung zum erfassen von unzulaessig erwaermten radlagern und radreifen von schienenfahrzeugen |
| AT395571B (de) * | 1986-10-17 | 1993-01-25 | Voest Alpine Eisenbahnsysteme | Einrichtung zum erfassen der raeumlichen orientierung von unzulaessig erwaermten stellen von radlagern und/oder radlaufflaechen von schienenfahrzeugen |
| AT396778B (de) * | 1986-10-17 | 1993-11-25 | Voest Alpine Eisenbahnsysteme | Einrichtung zum erfassen von unzulässig erwärmten radlagern und/oder radreifen |
| FR2611911B1 (fr) * | 1987-02-27 | 1989-06-23 | Bp France | Procede de determination directe d'un indice d'octane |
| FR2632409B1 (fr) * | 1988-06-01 | 1993-10-15 | Bp France | Procede de determination des proprietes d'un fioul obtenu a partir d'un melange complexe de bases petrolieres ou de constitution d'un tel produit ayant des proprietes determinees par analyse spectrophotometrique proche infrarouge des constituants du melange |
| FR2619631B1 (fr) * | 1987-08-18 | 1993-12-03 | Bp France | Procede et dispositif de mesure du seuil de floculation d'un produit petrolier |
| DE3855720T2 (de) * | 1987-08-18 | 1997-05-22 | Bp Oil Int | Verfahren zur direkten Bestimmung der physikalischen Eigenschaften von Kohlenwasserstoffprodukten |
| DE3882847T2 (de) * | 1987-08-18 | 1993-11-18 | Bp Oil Int | Verfahren zur unmittelbaren Bestimmung physikalischer Eigenschaften von Kohlenwasserstoffprodukten. |
| FR2632408B1 (fr) * | 1988-06-01 | 1993-10-15 | Bp France | Procede de determination des proprietes d'un gazole obtenu a partir d'un melange complexe de bases petrolieres ou de constitution d'un produit fini du type gazole ayant des proprietes determinees par analyse spectrophotometrique proche infrarouge des constituants du melange |
| FR2619624B1 (fr) * | 1987-08-18 | 1993-03-05 | Bp France | Procede de determination des indices d'octane d'un melange complexe de carburants ou de constitution d'un tel melange ayant un indice d'octane determine par analyse spectrophotometrique proche infrarouge des constituants du melange |
| US5039855A (en) * | 1990-03-05 | 1991-08-13 | Bran+Luebbe Analyzing Technologies, Inc. | Dual beam acousto-optic tunable spectrometer |
| SE468334B (sv) † | 1991-04-23 | 1992-12-14 | Peter Perten | Saett och anordning foer infraroedanalys, speciellt avseende livsmedel |
| US5258825A (en) * | 1991-11-13 | 1993-11-02 | Perten Instruments North America, Inc. | Optical compositional analyzer apparatus and method for detection of ash in wheat and milled wheat products |
| GB9210674D0 (en) * | 1992-05-19 | 1992-07-01 | Gersan Ets | Method and apparatus for examining an object |
| US5870185A (en) * | 1996-10-21 | 1999-02-09 | C.F.C. Technology, Inc. | Apparatus and method for fluid analysis |
| DE19808164A1 (de) | 1998-02-27 | 1999-09-16 | Bran & Luebbe | Flüssigkeitsmeßzelle |
| HU226833B1 (en) * | 2005-07-27 | 2009-12-28 | Gabor Takacs | Method and apparatus for quantitative measuring based on light intensity measurement |
| EP3588061B1 (en) | 2014-12-23 | 2023-04-19 | Apple Inc. | Optical inspection system and method including accounting for variations of optical path length within a sample |
| KR102615932B1 (ko) * | 2015-09-01 | 2023-12-21 | 애플 인크. | 물질의 비접촉 감지를 위한 레퍼런스 스위치 아키텍처 |
| CN114719977A (zh) | 2016-04-21 | 2022-07-08 | 苹果公司 | 用于参考切换的光学系统 |
| US11579080B2 (en) | 2017-09-29 | 2023-02-14 | Apple Inc. | Resolve path optical sampling architectures |
| WO2019160949A1 (en) | 2018-02-13 | 2019-08-22 | Masseta Technologies Llc | Integrated photonics device having integrated edge outcouplers |
| WO2022056142A1 (en) | 2020-09-09 | 2022-03-17 | Apple Inc. | Optical system for noise mitigation |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE630284A (US07534539-20090519-C00127.png) * | 1962-03-28 | |||
| FR1598834A (US07534539-20090519-C00127.png) * | 1968-12-27 | 1970-07-06 | ||
| GB1309551A (en) * | 1969-05-22 | 1973-03-14 | Nat Res Dev | Measurement of optical density |
| US3641349A (en) * | 1969-09-29 | 1972-02-08 | Measurex Corp | Method for measuring the amount of substance associated with a base material |
| US3776642A (en) * | 1972-08-01 | 1973-12-04 | Dickey John Corp | Grain analysis computer |
| JPS583073Y2 (ja) * | 1975-07-19 | 1983-01-19 | 株式会社島津製作所 | ブンコウコウドケイ |
| GB1573623A (en) * | 1976-01-07 | 1980-08-28 | Perkin Elmer Ltd | Electrical signal processing |
| DE2606675C3 (de) * | 1976-02-19 | 1979-02-22 | Vladimir Dipl.-Ing. 5100 Aachen Blazek | Anordnung zur spektralanalytischen Untersuchung des Remissionsvermögens einer Probe |
| JPS6032819B2 (ja) * | 1977-02-28 | 1985-07-30 | 株式会社島津製作所 | 吸光度分析装置 |
| US4171909A (en) * | 1977-03-25 | 1979-10-23 | Miles Laboratories, Inc. | Apparatus for measuring light intensities |
| JPS54134481A (en) * | 1978-04-10 | 1979-10-18 | Hitachi Ltd | Automatic rate analysis |
-
1979
- 1979-02-26 US US06/015,017 patent/US4236076A/en not_active Expired - Lifetime
-
1980
- 1980-02-08 GB GB8004361A patent/GB2045426B/en not_active Expired
- 1980-02-12 CA CA345,441A patent/CA1123222A/en not_active Expired
- 1980-02-19 SE SE8001314A patent/SE446910B/sv not_active IP Right Cessation
- 1980-02-21 DE DE3006421A patent/DE3006421C2/de not_active Expired - Fee Related
- 1980-02-25 FR FR8004036A patent/FR2449881A1/fr active Granted
- 1980-02-25 DK DK80080A patent/DK80080A/da not_active Application Discontinuation
- 1980-02-26 JP JP2235580A patent/JPS55156843A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2045426B (en) | 1983-05-11 |
| JPH033177B2 (US07534539-20090519-C00127.png) | 1991-01-17 |
| DE3006421A1 (de) | 1980-09-04 |
| DK80080A (da) | 1980-08-27 |
| GB2045426A (en) | 1980-10-29 |
| SE8001314L (sv) | 1980-08-27 |
| US4236076A (en) | 1980-11-25 |
| DE3006421C2 (de) | 1993-10-14 |
| SE446910B (sv) | 1986-10-13 |
| CA1123222A (en) | 1982-05-11 |
| FR2449881A1 (fr) | 1980-09-19 |
| JPS55156843A (en) | 1980-12-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CD | Change of name or company name | ||
| TP | Transmission of property | ||
| ST | Notification of lapse |