GB2235526B - Optical systems - Google Patents

Optical systems

Info

Publication number
GB2235526B
GB2235526B GB9017249A GB9017249A GB2235526B GB 2235526 B GB2235526 B GB 2235526B GB 9017249 A GB9017249 A GB 9017249A GB 9017249 A GB9017249 A GB 9017249A GB 2235526 B GB2235526 B GB 2235526B
Authority
GB
United Kingdom
Prior art keywords
optical systems
optical
systems
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
GB9017249A
Other versions
GB9017249D0 (en
GB2235526A (en
Inventor
Laurence Nicholas John
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Publication of GB9017249D0 publication Critical patent/GB9017249D0/en
Publication of GB2235526A publication Critical patent/GB2235526A/en
Application granted granted Critical
Publication of GB2235526B publication Critical patent/GB2235526B/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
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/60—Radiation pyrometry, e.g. infrared or optical thermometry using determination of colour temperature
    • G01J5/601—Radiation pyrometry, e.g. infrared or optical thermometry using determination of colour temperature using spectral scanning
    • 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
    • G01J2003/1278—Mask with spectral selection
    • 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
    • G01J3/18—Generating the spectrum; Monochromators using diffraction elements, e.g. grating

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Radiation Pyrometers (AREA)
GB9017249A 1989-08-10 1990-08-07 Optical systems Expired - Fee Related GB2235526B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898918315A GB8918315D0 (en) 1989-08-10 1989-08-10 Optical systems

Publications (3)

Publication Number Publication Date
GB9017249D0 GB9017249D0 (en) 1990-09-19
GB2235526A GB2235526A (en) 1991-03-06
GB2235526B true GB2235526B (en) 1993-08-04

Family

ID=10661465

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898918315A Pending GB8918315D0 (en) 1989-08-10 1989-08-10 Optical systems
GB9017249A Expired - Fee Related GB2235526B (en) 1989-08-10 1990-08-07 Optical systems

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898918315A Pending GB8918315D0 (en) 1989-08-10 1989-08-10 Optical systems

Country Status (4)

Country Link
JP (1) JPH03144326A (en)
DE (1) DE4024961A1 (en)
FR (1) FR2650888A1 (en)
GB (2) GB8918315D0 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4448529A (en) * 1980-04-16 1984-05-15 Erwin Sick Gmbh - Optik-Elektronik Spectral analysis of a beam of radiation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1077501A (en) * 1964-02-04 1967-08-02 Nat Res Dev Scanning spectrophotometer
FR2572523B1 (en) * 1984-10-25 1987-06-12 Bertin & Cie PYROMETRIC METHOD AND DEVICE FOR REMOTELY DETERMINING, OPTICALLY, THE TEMPERATURE AND / OR EMISSIVITY OF ANY BODY OR MEDIUM
DE3606533A1 (en) * 1986-02-28 1987-09-03 Gruen Optik Wetzlar Gmbh Photometric device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4448529A (en) * 1980-04-16 1984-05-15 Erwin Sick Gmbh - Optik-Elektronik Spectral analysis of a beam of radiation

Also Published As

Publication number Publication date
JPH03144326A (en) 1991-06-19
FR2650888A1 (en) 1991-02-15
GB9017249D0 (en) 1990-09-19
GB2235526A (en) 1991-03-06
GB8918315D0 (en) 1989-09-20
DE4024961A1 (en) 1991-02-14

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Legal Events

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

Effective date: 19940807