PT65423A - Measuring instruments - Google Patents

Measuring instruments

Info

Publication number
PT65423A
PT65423A PT65423A PT6542376A PT65423A PT 65423 A PT65423 A PT 65423A PT 65423 A PT65423 A PT 65423A PT 6542376 A PT6542376 A PT 6542376A PT 65423 A PT65423 A PT 65423A
Authority
PT
Portugal
Prior art keywords
measuring instruments
instruments
measuring
Prior art date
Application number
PT65423A
Other languages
Portuguese (pt)
Other versions
PT65423B (en
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 PT65423A publication Critical patent/PT65423A/en
Publication of PT65423B publication Critical patent/PT65423B/en

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
PT65423A 1975-07-30 1976-07-29 Measuring instruments specially reflectometer PT65423B (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 (2)

Publication Number Publication Date
PT65423A true PT65423A (en) 1976-08-01
PT65423B PT65423B (en) 1978-11-07

Family

ID=10330366

Family Applications (1)

Application Number Title Priority Date Filing Date
PT65423A PT65423B (en) 1975-07-30 1976-07-29 Measuring instruments specially reflectometer

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
AU1628776A (en) 1978-02-02
NL7608285A (en) 1977-02-01
NZ181581A (en) 1980-11-14
JPS5252685A (en) 1977-04-27
AU510354B2 (en) 1980-06-19
GB1560482A (en) 1980-02-06
IE43035L (en) 1977-01-30
IE43035B1 (en) 1980-12-03
AR217628A1 (en) 1980-04-15
DE2633087A1 (en) 1977-02-17
IN146947B (en) 1979-10-20
ES450284A1 (en) 1977-12-01
PT65423B (en) 1978-11-07
BE844671A (en) 1977-01-31
CH610105A5 (en) 1979-03-30
CA1061134A (en) 1979-08-28
GR68084B (en) 1981-10-30
ZA764563B (en) 1978-03-29
BR7604902A (en) 1977-08-09
FR2319895A1 (en) 1977-02-25

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