KR970005587B1 - 분광광도계 - Google Patents
분광광도계 Download PDFInfo
- Publication number
- KR970005587B1 KR970005587B1 KR1019880011373A KR880011373A KR970005587B1 KR 970005587 B1 KR970005587 B1 KR 970005587B1 KR 1019880011373 A KR1019880011373 A KR 1019880011373A KR 880011373 A KR880011373 A KR 880011373A KR 970005587 B1 KR970005587 B1 KR 970005587B1
- Authority
- KR
- South Korea
- Prior art keywords
- light
- discharge tube
- intensity
- circumferential surface
- integrating sphere
- Prior art date
- 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 - Fee Related
Links
- 229910052724 xenon Inorganic materials 0.000 title claims description 22
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 title claims description 22
- 230000003287 optical effect Effects 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 description 14
- 230000003595 spectral effect Effects 0.000 description 8
- 230000010354 integration Effects 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000295 emission spectrum Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 150000003657 tungsten Chemical class 0.000 description 1
Images
Classifications
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- 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
- G01J3/10—Arrangements of light sources specially adapted for spectrometry or colorimetry
-
- 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
- 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
-
- 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
- G01N21/47—Scattering, i.e. diffuse reflection
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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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
- G01N21/474—Details of optical heads therefor, e.g. using optical fibres
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- 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
- G01J1/20—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
- G01J1/34—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using separate light paths used alternately or sequentially, e.g. flicker
- G01J1/36—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using separate light paths used alternately or sequentially, e.g. flicker using electric radiation detectors
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- 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
- G01J1/1626—Arrangements with two photodetectors, the signals of which are compared
- G01J2001/1636—Arrangements with two photodetectors, the signals of which are compared one detector directly monitoring the source, e.g. also impulse time controlling
- G01J2001/1642—Arrangements with two photodetectors, the signals of which are compared one detector directly monitoring the source, e.g. also impulse time controlling and acting on the detecting circuit
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- 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
- G01J2003/425—Reflectance
-
- 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
- G01N2201/065—Integrating spheres
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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
- G01N2201/069—Supply of sources
- G01N2201/0696—Pulsed
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectrometry And Color Measurement (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Description
Claims (2)
- a) 에너지의 입력으로 섬광을 발하는 펄스점등형 방전관(1)과, b) 광을 반사하는 내주면과, 이 내주면에 샘플(2)을 노출시키기 위한 수단을 갖추고, 상기 방전광(1)에 의해 발광된 광을 받아들이는 적분구(3), c) 상기 방전관(1)으로부터 발광된 광의 강도를 파장별로 검출하는 분광기(8)를 갖춘 검출수단, d) 상기 적분구(3)와 상기 분광기(8)간의 광로에 있어서 상기 적분구(3)의 내주면으로부터의 반사광 및 그 내주면에 노출되는 샘플(2)로부터의 반사광이 상기 광로를 따라 진행하도록 교대로 절환하는 절환수단(4), e) 상기 절환수단(4)에 작용적으로 연결되어 상기 광이 상기 광로를 따라 진행하도록 상기 절환수단(4)의 절환타이밍을 검지하는 동기용 센서(5) 및, f) 상기 광로를 따라 배설되어 상기 적분구(3)의 내주면으로부터의 반사광 및 상기 적분구(3)의 내주면에 노출되는 샘플로부터의 반사광을 상기 분광기(8)로 인도하는 광학계(6, 7)를 구비한 분광광도계에 있어서, 상기 방전관(1)은, 크세논방전관으로, 입력에너지가 0.03주울이상 1.0주울이하이고, 발광회수가 1초동안에 11∼36회이며, g) 상기 크세논방전관(1)의 발광강도를 검출하는 광센서(10)와, h) 상기 광센서(10)과 상기 분광기(8)에 작용적으로 연결되어, 상기 적분구(3)의 내주면에 노출되는 샘플로부터의 반사광의 강도 및 상기 적분구(3)의 내주면으로부터의 반사광의 강도를 상기 크세논방전관(1)이 발광할 때마다 그 크세논방전관(1)의 발광강도에 대한 비율로 환산해서 상기 크세논방전관(1)의 발광강도의 오차를 보상하는 보상수단(12)을 더 구비한 것을 특징으로 하는 분광광도계.
- 제1항에 있어서, 상기 보상수단(12)은, 상기 적분구(3)의 내주면으로부터의 반사광의 강도 및 상기 샘플(2)로부터의 반사광의 강도의 적산치를 상기 크세논방전관(1)이 여러번 발광할 때마다 그 크세논 방전관(1)의 발광강도의 적산치에 대한 비율로 환산해서 상기 크세논방전관(1)의 발광강도의 오차를 보상하는 것을 특징으로 하는 분광광도계.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62-222454 | 1987-09-04 | ||
JP62222454A JP2604754B2 (ja) | 1987-09-04 | 1987-09-04 | 分光光度計 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890005498A KR890005498A (ko) | 1989-05-15 |
KR970005587B1 true KR970005587B1 (ko) | 1997-04-18 |
Family
ID=16782665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880011373A Expired - Fee Related KR970005587B1 (ko) | 1987-09-04 | 1988-09-03 | 분광광도계 |
Country Status (5)
Country | Link |
---|---|
US (1) | US4921351A (ko) |
EP (1) | EP0306337B1 (ko) |
JP (1) | JP2604754B2 (ko) |
KR (1) | KR970005587B1 (ko) |
DE (1) | DE3886308T2 (ko) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5369481A (en) * | 1992-05-08 | 1994-11-29 | X-Rite, Incorporated | Portable spectrophotometer |
US5422726A (en) * | 1993-02-16 | 1995-06-06 | Tyler; Jonathan M. | Solid state spectrofluorimeter and method of using the same |
US5381010A (en) * | 1993-12-03 | 1995-01-10 | Sleepair Corporation | Periodically alternating path and alternating wavelength bridges for quantitative and ultrasensitive measurement of vapor concentration |
AU730982B2 (en) * | 1996-09-16 | 2001-03-22 | Agilent Technologies Australia (M) Pty Ltd | Improved spectrophotometer |
CA2237978A1 (en) * | 1996-09-16 | 1998-03-26 | Varian Australia Pty. Ltd. | Improved spectrophotometer |
US6424413B1 (en) * | 1998-06-12 | 2002-07-23 | Gretagmacbeth Llc | Multi-channel integrating sphere |
US6444971B1 (en) * | 1999-12-31 | 2002-09-03 | Leica Microsystems Heidelberg Gmbh | Method and system for compensating intensity fluctuations of an illumination system in a confocal microscope |
JP4852762B2 (ja) * | 2007-03-13 | 2012-01-11 | 国立大学法人島根大学 | 光ファイバ照明装置 |
JP5296723B2 (ja) * | 2010-02-18 | 2013-09-25 | 株式会社日立ハイテクノロジーズ | 分光光度計、及びその性能測定方法 |
WO2012020440A1 (en) * | 2010-08-12 | 2012-02-16 | Consiglio Nazionale Delle Ricerche | Device for diffuse light spectroscopy |
ES2366290B1 (es) | 2010-10-20 | 2012-08-27 | Abengoa Solar New Technologies S.A. | Espectrofotómetro para caracterización óptica automatizada de tubos colectores solares y método de funcionamiento. |
US8711335B2 (en) * | 2011-06-28 | 2014-04-29 | Nikon Corporation | Stroboscopic light source for a transmitter of a large scale metrology system |
US8848202B2 (en) * | 2011-11-11 | 2014-09-30 | Intersil Americas LLC | Optical proximity sensors with offset compensation |
US8994926B2 (en) | 2012-02-14 | 2015-03-31 | Intersil Americas LLC | Optical proximity sensors using echo cancellation techniques to detect one or more objects |
US9341514B2 (en) * | 2012-11-15 | 2016-05-17 | Corning Incorporated | Hyperspectral imaging systems and methods for imaging a remote object |
US10371628B2 (en) * | 2017-08-07 | 2019-08-06 | The Boeing Company | Apparatus for measuring spectral hemispherical reflectance of samples at grazing angles |
DE102018130006A1 (de) * | 2018-11-27 | 2020-05-28 | Instrument Systems Optische Messtechnik Gmbh | Vorrichtung und Verfahren zur Vermessung von halbleiterbasierten Lichtquellen |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3458261A (en) * | 1964-09-25 | 1969-07-29 | Kollmorgen Corp | Pulsed light photometric apparatus for measuring light characteristics of moving materials |
US3446972A (en) * | 1966-07-18 | 1969-05-27 | Kollmorgen Corp | Automatic gain control for photomultiplier tubes employing a monitoring photocell |
US3810696A (en) * | 1973-02-20 | 1974-05-14 | Waters Associates Inc | Improved analytical apparatus for measuring light absorbance of fluids |
GB1560482A (en) * | 1975-07-30 | 1980-02-06 | Unilever Ltd | Portable reflectometer |
US4022534A (en) * | 1976-03-23 | 1977-05-10 | Kollmorgen Corporation | Reflectometer optical system |
JPS56122936A (en) * | 1980-02-29 | 1981-09-26 | Shimadzu Corp | Reflection factor measuring device |
ATE23752T1 (de) * | 1980-08-21 | 1986-12-15 | Oriel Scient Ltd | Optische analyseeinrichtung. |
DE3332986A1 (de) * | 1983-09-10 | 1985-04-04 | Optronik Gmbh, 1000 Berlin | Reflexionsmessgeraet fuer die messung des spektralen strahldichtefaktors fuer die 45/0-messgeometrie |
DE3686184T2 (de) * | 1985-03-21 | 1993-02-25 | Abbott Lab | Spektralfotometer. |
-
1987
- 1987-09-04 JP JP62222454A patent/JP2604754B2/ja not_active Expired - Fee Related
-
1988
- 1988-09-02 EP EP88308163A patent/EP0306337B1/en not_active Expired - Lifetime
- 1988-09-02 DE DE88308163T patent/DE3886308T2/de not_active Expired - Fee Related
- 1988-09-03 KR KR1019880011373A patent/KR970005587B1/ko not_active Expired - Fee Related
- 1988-09-06 US US07/240,617 patent/US4921351A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR890005498A (ko) | 1989-05-15 |
EP0306337A2 (en) | 1989-03-08 |
US4921351A (en) | 1990-05-01 |
JP2604754B2 (ja) | 1997-04-30 |
EP0306337A3 (en) | 1990-09-19 |
DE3886308T2 (de) | 1994-03-31 |
JPS6465424A (en) | 1989-03-10 |
EP0306337B1 (en) | 1993-12-15 |
DE3886308D1 (de) | 1994-01-27 |
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