FR2319895A1 - MEASURING INSTRUMENTS IN PARTICULAR FOR MEASURING OPTICAL REFLECTANCE - Google Patents

MEASURING INSTRUMENTS IN PARTICULAR FOR MEASURING OPTICAL REFLECTANCE

Info

Publication number
FR2319895A1
FR2319895A1 FR7623257A FR7623257A FR2319895A1 FR 2319895 A1 FR2319895 A1 FR 2319895A1 FR 7623257 A FR7623257 A FR 7623257A FR 7623257 A FR7623257 A FR 7623257A FR 2319895 A1 FR2319895 A1 FR 2319895A1
Authority
FR
France
Prior art keywords
measuring
optical reflectance
instruments
measuring instruments
measuring optical
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.)
Withdrawn
Application number
FR7623257A
Other languages
French (fr)
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.)
Unilever NV
Original Assignee
Unilever NV
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 Unilever NV filed Critical Unilever NV
Publication of FR2319895A1 publication Critical patent/FR2319895A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
FR7623257A 1975-07-30 1976-07-29 MEASURING INSTRUMENTS IN PARTICULAR FOR MEASURING OPTICAL REFLECTANCE Withdrawn FR2319895A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31920/75A GB1560482A (en) 1975-07-30 1975-07-30 Portable reflectometer

Publications (1)

Publication Number Publication Date
FR2319895A1 true FR2319895A1 (en) 1977-02-25

Family

ID=10330366

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7623257A Withdrawn FR2319895A1 (en) 1975-07-30 1976-07-29 MEASURING INSTRUMENTS IN PARTICULAR FOR MEASURING OPTICAL REFLECTANCE

Country Status (18)

Country Link
JP (1) JPS5252685A (en)
AR (1) AR217628A1 (en)
AU (1) AU510354B2 (en)
BE (1) BE844671A (en)
BR (1) BR7604902A (en)
CA (1) CA1061134A (en)
CH (1) CH610105A5 (en)
DE (1) DE2633087A1 (en)
ES (1) ES450284A1 (en)
FR (1) FR2319895A1 (en)
GB (1) GB1560482A (en)
GR (1) GR68084B (en)
IE (1) IE43035B1 (en)
IN (1) IN146947B (en)
NL (1) NL7608285A (en)
NZ (1) NZ181581A (en)
PT (1) PT65423B (en)
ZA (1) ZA764563B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0306337A2 (en) * 1987-09-04 1989-03-08 Kurashiki Boseki Kabushiki Kaisha Spectrophotometer

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4455090A (en) * 1979-07-26 1984-06-19 The Wiggins Teape Group Limited Apparatus for measuring surface reflectance characteristics
DK163837C (en) * 1987-11-10 1994-09-05 Neltec As DEVICE FOR COLOR CONTROL OF OBJECTS
DE102007042172A1 (en) 2007-09-05 2009-03-12 Fabiola Basan Low optical losses e.g. transmission losses, measurement method for determining of e.g. absorption spectrum of gases, involves utilizing sequential signal recording by software-controlled signal processing electronic system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2102189A (en) * 1934-01-15 1937-12-14 Fed Electric Company Inc Gaseous conduction device
FR1465448A (en) * 1964-09-25 1967-01-13 Kollmorgen Corp Photometric method and apparatus
US3651366A (en) * 1969-05-28 1972-03-21 Giannini Inst Flash tube apparatus
GB1332112A (en) * 1970-12-30 1973-10-03 Dyer J M Optical method and apparatus
US3810696A (en) * 1973-02-20 1974-05-14 Waters Associates Inc Improved analytical apparatus for measuring light absorbance of fluids

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2102189A (en) * 1934-01-15 1937-12-14 Fed Electric Company Inc Gaseous conduction device
FR1465448A (en) * 1964-09-25 1967-01-13 Kollmorgen Corp Photometric method and apparatus
US3651366A (en) * 1969-05-28 1972-03-21 Giannini Inst Flash tube apparatus
GB1332112A (en) * 1970-12-30 1973-10-03 Dyer J M Optical method and apparatus
US3810696A (en) * 1973-02-20 1974-05-14 Waters Associates Inc Improved analytical apparatus for measuring light absorbance of fluids

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0306337A2 (en) * 1987-09-04 1989-03-08 Kurashiki Boseki Kabushiki Kaisha Spectrophotometer
EP0306337A3 (en) * 1987-09-04 1990-09-19 Kurashiki Boseki Kabushiki Kaisha Spectrophotometer

Also Published As

Publication number Publication date
CH610105A5 (en) 1979-03-30
IE43035L (en) 1977-01-30
JPS5252685A (en) 1977-04-27
AU510354B2 (en) 1980-06-19
AU1628776A (en) 1978-02-02
NL7608285A (en) 1977-02-01
ES450284A1 (en) 1977-12-01
BE844671A (en) 1977-01-31
CA1061134A (en) 1979-08-28
AR217628A1 (en) 1980-04-15
PT65423B (en) 1978-11-07
PT65423A (en) 1976-08-01
IN146947B (en) 1979-10-20
DE2633087A1 (en) 1977-02-17
GB1560482A (en) 1980-02-06
NZ181581A (en) 1980-11-14
GR68084B (en) 1981-10-30
BR7604902A (en) 1977-08-09
ZA764563B (en) 1978-03-29
IE43035B1 (en) 1980-12-03

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Legal Events

Date Code Title Description
ST Notification of lapse