ZA764563B - Measuring instruments - Google Patents

Measuring instruments

Info

Publication number
ZA764563B
ZA764563B ZA00764563A ZA764563A ZA764563B ZA 764563 B ZA764563 B ZA 764563B ZA 00764563 A ZA00764563 A ZA 00764563A ZA 764563 A ZA764563 A ZA 764563A ZA 764563 B ZA764563 B ZA 764563B
Authority
ZA
South Africa
Prior art keywords
measuring instruments
instruments
measuring
Prior art date
Application number
ZA00764563A
Inventor
G Chalton
P Myers
Original Assignee
Unilever 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 Unilever Ltd filed Critical Unilever Ltd
Publication of ZA764563B publication Critical patent/ZA764563B/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47Scattering, i.e. diffuse reflection
    • G01N21/4738Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474Details of optical heads therefor, e.g. using optical fibres

Landscapes

  • 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)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
ZA00764563A 1975-07-30 1976-07-29 Measuring instruments ZA764563B (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
ZA764563B true ZA764563B (en) 1978-03-29

Family

ID=10330366

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00764563A ZA764563B (en) 1975-07-30 1976-07-29 Measuring instruments

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)

Families Citing this family (4)

* 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
JP2604754B2 (en) * 1987-09-04 1997-04-30 倉敷紡績株式会社 Spectrophotometer
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

Family Cites Families (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

Also Published As

Publication number Publication date
IE43035B1 (en) 1980-12-03
DE2633087A1 (en) 1977-02-17
FR2319895A1 (en) 1977-02-25
AR217628A1 (en) 1980-04-15
AU510354B2 (en) 1980-06-19
GB1560482A (en) 1980-02-06
NL7608285A (en) 1977-02-01
PT65423B (en) 1978-11-07
CH610105A5 (en) 1979-03-30
CA1061134A (en) 1979-08-28
AU1628776A (en) 1978-02-02
ES450284A1 (en) 1977-12-01
IE43035L (en) 1977-01-30
NZ181581A (en) 1980-11-14
IN146947B (en) 1979-10-20
BR7604902A (en) 1977-08-09
GR68084B (en) 1981-10-30
BE844671A (en) 1977-01-31
PT65423A (en) 1976-08-01
JPS5252685A (en) 1977-04-27

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