GB1316914A - Photometer - Google Patents

Photometer

Info

Publication number
GB1316914A
GB1316914A GB2551271A GB2551271A GB1316914A GB 1316914 A GB1316914 A GB 1316914A GB 2551271 A GB2551271 A GB 2551271A GB 2551271 A GB2551271 A GB 2551271A GB 1316914 A GB1316914 A GB 1316914A
Authority
GB
United Kingdom
Prior art keywords
photo
sample
transmissivity
cell
light
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
Application number
GB2551271A
Other languages
English (en)
Inventor
U Karjalainen
E Karjalainen
P-L Kalliomeki
K Kalliomeki
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1316914A publication Critical patent/GB1316914A/en
Expired 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/251—Colorimeters; Construction thereof
    • G01N21/253—Colorimeters; Construction thereof for batch operation, i.e. multisample apparatus
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (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)
GB2551271A 1970-05-15 1971-04-19 Photometer Expired GB1316914A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI138570A FI44171B (en:Method) 1970-05-15 1970-05-15

Publications (1)

Publication Number Publication Date
GB1316914A true GB1316914A (en) 1973-05-16

Family

ID=8505547

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2551271A Expired GB1316914A (en) 1970-05-15 1971-04-19 Photometer

Country Status (4)

Country Link
DE (1) DE2114107B2 (en:Method)
FI (1) FI44171B (en:Method)
GB (1) GB1316914A (en:Method)
SE (1) SE375379B (en:Method)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA995920A (en) * 1973-01-10 1976-08-31 Robert W. Allington Optical measuring system using a prolate-spheroid-shaped reflector
FR2393295A1 (fr) * 1977-05-31 1978-12-29 Snecma Appareil de mesure du pouvoir transmissif de l'atmosphere
DE3208447A1 (de) * 1981-03-09 1982-09-23 Siemens AG, 1000 Berlin und 8000 München Farbmodulierter faseroptischer wandler
US4427881A (en) * 1981-03-09 1984-01-24 Siemens Corporation Sensor device for measuring a physical parameter
DE3406645A1 (de) * 1984-02-24 1985-08-29 Leybold-Heraeus GmbH, 5000 Köln Spektralfotometeranordnung
DE3430050A1 (de) * 1984-08-16 1986-04-10 Betz, Michael, Dr., 2300 Molfsee Photometer zur analyse von waessrigen medien
DE3546699C2 (de) * 1984-10-23 1994-01-20 Lange Gmbh Dr Bruno Photometer
DE3615260C2 (de) * 1986-05-06 1994-09-01 Krieg Gunther Verfahren und System zur Detektion von optisch absorbierenden Verbindungen in einem Medium durch optische Transmissionsmessung
DE3627232C2 (de) * 1986-08-11 1995-11-16 Leybold Ag Fotometer
JPH0619079Y2 (ja) * 1988-04-28 1994-05-18 オリンパス光学工業株式会社 自動分析装置における分光装置
FR2637978A1 (fr) * 1988-10-19 1990-04-20 Instrumentation Cie Europ Spectrophotometre
FR2677120B1 (fr) * 1991-05-30 1994-07-01 Bussotti Jean Dispositif de mesures photometriques a base de fibres optiques, et appareils equipes d'un tel dispositif.
EP0733894B1 (en) * 1995-03-24 2003-05-07 Nohmi Bosai Ltd. Sensor for detecting fine particles such as smoke
DE19615957A1 (de) * 1996-04-22 1997-10-23 Hans Joachim Bruins Verteilervorrichtung

Also Published As

Publication number Publication date
DE2114107B2 (de) 1981-02-26
FI44171B (en:Method) 1971-06-01
DE2114107A1 (de) 1971-11-25
SE375379B (en:Method) 1975-04-14

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Legal Events

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