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GB2286041B - High resolution infrared spectroscope - Google Patents

High resolution infrared spectroscope

Info

Publication number
GB2286041B
GB2286041B GB9401088A GB9401088A GB2286041B GB 2286041 B GB2286041 B GB 2286041B GB 9401088 A GB9401088 A GB 9401088A GB 9401088 A GB9401088 A GB 9401088A GB 2286041 B GB2286041 B GB 2286041B
Authority
GB
United Kingdom
Prior art keywords
high resolution
resolution infrared
infrared spectroscope
spectroscope
resolution
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
Application number
GB9401088A
Other versions
GB2286041A (en
GB9401088D0 (en
Inventor
Roger Martin Langdon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BAE Systems Electronics Ltd
Original Assignee
GEC Marconi Ltd
Marconi Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by GEC Marconi Ltd, Marconi Co Ltd filed Critical GEC Marconi Ltd
Priority to GB9401088A priority Critical patent/GB2286041B/en
Publication of GB9401088D0 publication Critical patent/GB9401088D0/en
Publication of GB2286041A publication Critical patent/GB2286041A/en
Application granted granted Critical
Publication of GB2286041B publication Critical patent/GB2286041B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • 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
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • 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
    • G01J3/0243—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows having a through-hole enabling the optical element to fulfil an additional optical function, e.g. a mirror or grating having a throughhole for a light collecting or light injecting optical fiber
    • 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
    • G01J3/0294—Multi-channel spectroscopy

Landscapes

  • 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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB9401088A 1994-01-20 1994-01-20 High resolution infrared spectroscope Expired - Fee Related GB2286041B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9401088A GB2286041B (en) 1994-01-20 1994-01-20 High resolution infrared spectroscope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9401088A GB2286041B (en) 1994-01-20 1994-01-20 High resolution infrared spectroscope

Publications (3)

Publication Number Publication Date
GB9401088D0 GB9401088D0 (en) 1994-03-16
GB2286041A GB2286041A (en) 1995-08-02
GB2286041B true GB2286041B (en) 1998-04-08

Family

ID=10749087

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9401088A Expired - Fee Related GB2286041B (en) 1994-01-20 1994-01-20 High resolution infrared spectroscope

Country Status (1)

Country Link
GB (1) GB2286041B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2314617B (en) * 1996-06-24 2000-08-23 Graviner Ltd Kidde High sensitivity gas detection
GB9908170D0 (en) * 1999-04-09 1999-06-02 Central Research Lab Ltd System and method for analysing a material
SE524663C2 (en) * 2003-01-15 2004-09-14 Senseair Ab Gas cell, included in gas sensor for spectral analysis
NO322368B1 (en) 2005-04-15 2006-09-25 Sinvent As Infrared gas detection - diffractive.
WO2007121593A1 (en) * 2006-04-26 2007-11-01 Abb Research Ltd Method for measurement and determination of concentration within a mixed medium
DE102009037706A1 (en) * 2009-08-17 2011-02-24 Opsolution Nanophotonics Gmbh Method and device for determining the concentration of NO 2 in gas mixtures
CN103091283B (en) * 2013-02-26 2015-09-09 浙江大学 A kind of ultraspectral resolution gas medium-wave infrared spectral measurement system
US11346773B2 (en) * 2020-04-22 2022-05-31 Kidde Technologies, Inc. Fabry-Perot spectrometer-based smoke detector

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1510521A (en) * 1974-06-11 1978-05-10 Allied Chem Gas analysis
EP0396319A1 (en) * 1989-05-01 1990-11-07 Rosemount Analytical Inc. An improved method and arrangement for measuring the optical absorptions of gaseous mixtures
US5040895A (en) * 1988-11-25 1991-08-20 Societe Nationale Elf Aquitaine Process for the simultaneous detection of several gases in a gaseous mixture, and equipment for using the process
WO1993009422A1 (en) * 1991-10-31 1993-05-13 Valtion Teknillinen Tutkimuskeskus Sensor
US5218422A (en) * 1989-08-03 1993-06-08 Hartmann & Braun Interferometric analyzer for multiple substance detection
GB2262361A (en) * 1991-12-13 1993-06-16 Coal Ind Spectro-specific diffractive elements as sources of radiation

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1510521A (en) * 1974-06-11 1978-05-10 Allied Chem Gas analysis
US5040895A (en) * 1988-11-25 1991-08-20 Societe Nationale Elf Aquitaine Process for the simultaneous detection of several gases in a gaseous mixture, and equipment for using the process
EP0396319A1 (en) * 1989-05-01 1990-11-07 Rosemount Analytical Inc. An improved method and arrangement for measuring the optical absorptions of gaseous mixtures
US5218422A (en) * 1989-08-03 1993-06-08 Hartmann & Braun Interferometric analyzer for multiple substance detection
WO1993009422A1 (en) * 1991-10-31 1993-05-13 Valtion Teknillinen Tutkimuskeskus Sensor
GB2262361A (en) * 1991-12-13 1993-06-16 Coal Ind Spectro-specific diffractive elements as sources of radiation

Also Published As

Publication number Publication date
GB2286041A (en) 1995-08-02
GB9401088D0 (en) 1994-03-16

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070120