GB2344166B - Versatile filter based spectrophotometer - Google Patents

Versatile filter based spectrophotometer

Info

Publication number
GB2344166B
GB2344166B GB9825960A GB9825960A GB2344166B GB 2344166 B GB2344166 B GB 2344166B GB 9825960 A GB9825960 A GB 9825960A GB 9825960 A GB9825960 A GB 9825960A GB 2344166 B GB2344166 B GB 2344166B
Authority
GB
United Kingdom
Prior art keywords
filter based
based spectrophotometer
versatile filter
versatile
spectrophotometer
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
GB9825960A
Other versions
GB2344166A (en
GB9825960D0 (en
Inventor
Christopher Frederick Carter
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.)
Infrared Integrated Systems Ltd
Original Assignee
Infrared Integrated Systems 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 Infrared Integrated Systems Ltd filed Critical Infrared Integrated Systems Ltd
Priority to GB9825960A priority Critical patent/GB2344166B/en
Publication of GB9825960D0 publication Critical patent/GB9825960D0/en
Publication of GB2344166A publication Critical patent/GB2344166A/en
Application granted granted Critical
Publication of GB2344166B publication Critical patent/GB2344166B/en
Priority to US09/994,489 priority patent/US6556301B2/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
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J3/26—Generating the spectrum; Monochromators using multiple reflection, e.g. Fabry-Perot interferometer, variable interference filters
    • 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
    • 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
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
    • 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
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J2003/1226—Interference filters
    • G01J2003/1234—Continuously variable IF [CVIF]; Wedge type

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB9825960A 1998-11-26 1998-11-26 Versatile filter based spectrophotometer Expired - Fee Related GB2344166B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9825960A GB2344166B (en) 1998-11-26 1998-11-26 Versatile filter based spectrophotometer
US09/994,489 US6556301B2 (en) 1998-11-26 2001-11-19 Versatile filter based spectrophotometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9825960A GB2344166B (en) 1998-11-26 1998-11-26 Versatile filter based spectrophotometer

Publications (3)

Publication Number Publication Date
GB9825960D0 GB9825960D0 (en) 1999-01-20
GB2344166A GB2344166A (en) 2000-05-31
GB2344166B true GB2344166B (en) 2000-10-25

Family

ID=10843124

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9825960A Expired - Fee Related GB2344166B (en) 1998-11-26 1998-11-26 Versatile filter based spectrophotometer

Country Status (1)

Country Link
GB (1) GB2344166B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2382134B (en) * 2001-11-19 2004-01-07 Infrared Integrated Syst Ltd Improved versatile filter based spectrophotometer
DE102016218578A1 (en) * 2016-09-27 2018-03-29 Robert Bosch Gmbh Optical sensor device, method for adjusting a spectral resolution of an optical sensor device and spectral measuring method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61231422A (en) * 1985-04-06 1986-10-15 Horiba Ltd Radiation thermometer
US5166755A (en) * 1990-05-23 1992-11-24 Nahum Gat Spectrometer apparatus
US5214494A (en) * 1990-09-04 1993-05-25 Minolta Camera Kabushiki Kaisha Light sensor with an adjustable spectral characteristic
US5305233A (en) * 1986-06-02 1994-04-19 Minolta Camera Kabushiki Kaisha Spectrophotometer for accurately measuring light intensity in a specific wavelength region
WO1994024527A1 (en) * 1993-04-21 1994-10-27 Kaiser Optical Systems, Inc. Spectrograph with multiplexing of different wavelength regions onto a single detector array

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61231422A (en) * 1985-04-06 1986-10-15 Horiba Ltd Radiation thermometer
US5305233A (en) * 1986-06-02 1994-04-19 Minolta Camera Kabushiki Kaisha Spectrophotometer for accurately measuring light intensity in a specific wavelength region
US5166755A (en) * 1990-05-23 1992-11-24 Nahum Gat Spectrometer apparatus
US5214494A (en) * 1990-09-04 1993-05-25 Minolta Camera Kabushiki Kaisha Light sensor with an adjustable spectral characteristic
WO1994024527A1 (en) * 1993-04-21 1994-10-27 Kaiser Optical Systems, Inc. Spectrograph with multiplexing of different wavelength regions onto a single detector array

Also Published As

Publication number Publication date
GB2344166A (en) 2000-05-31
GB9825960D0 (en) 1999-01-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20061126