JPS5037552B2 - - Google Patents

Info

Publication number
JPS5037552B2
JPS5037552B2 JP47093739A JP9373972A JPS5037552B2 JP S5037552 B2 JPS5037552 B2 JP S5037552B2 JP 47093739 A JP47093739 A JP 47093739A JP 9373972 A JP9373972 A JP 9373972A JP S5037552 B2 JPS5037552 B2 JP S5037552B2
Authority
JP
Japan
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
JP47093739A
Other versions
JPS4863773A (ja
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 filed Critical
Publication of JPS4863773A publication Critical patent/JPS4863773A/ja
Publication of JPS5037552B2 publication Critical patent/JPS5037552B2/ja
Expired 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
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
    • G01J1/1626—Arrangements with two photodetectors, the signals of which are compared
    • 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
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General 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)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP47093739A 1971-11-29 1972-09-20 Expired JPS5037552B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20274271A 1971-11-29 1971-11-29

Publications (2)

Publication Number Publication Date
JPS4863773A JPS4863773A (ja) 1973-09-04
JPS5037552B2 true JPS5037552B2 (ja) 1975-12-03

Family

ID=22751076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47093739A Expired JPS5037552B2 (ja) 1971-11-29 1972-09-20

Country Status (9)

Country Link
US (1) US3728031A (ja)
JP (1) JPS5037552B2 (ja)
AU (1) AU454106B2 (ja)
CA (1) CA947109A (ja)
FR (1) FR2161899A1 (ja)
GB (1) GB1347827A (ja)
IT (1) IT975460B (ja)
NL (1) NL7209950A (ja)
SE (1) SE382692B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5557818A (en) * 1978-10-25 1980-04-30 Ricoh Co Ltd Photo scanner
US4475813A (en) * 1982-08-30 1984-10-09 Milton Roy Company Divergent light optical systems for liquid chromatography
GB8309211D0 (en) * 1983-04-05 1983-05-11 Edinburgh Instr Infra red absorption gas detectors
JPH06100538B2 (ja) * 1989-08-02 1994-12-12 株式会社日立製作所 原子吸光分光光度計
GB9314926D0 (en) * 1993-07-19 1993-09-01 Optiglass Ltd Spectrophotometer cell
GB2403004B (en) * 2003-06-19 2005-11-09 Spectronic Devices Ltd Optical detector apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3137758A (en) * 1960-03-16 1964-06-16 Perkin Elmer Corp Apparatus for spectrochemical analysis by the internal standard method
US3586441A (en) * 1967-07-12 1971-06-22 Instrumentation Labor Inc Atomic absorption spectroanalysis system
US3591801A (en) * 1968-03-21 1971-07-06 Picker Corp Double beam optical absorption photometer having sample and reference chambers positioned along a single optical axis
US3590255A (en) * 1969-02-28 1971-06-29 Instrumentation Labor Inc Analysis system

Also Published As

Publication number Publication date
DE2258208B2 (de) 1976-04-01
GB1347827A (en) 1974-02-27
CA947109A (en) 1974-05-14
DE2258208A1 (de) 1973-06-07
US3728031A (en) 1973-04-17
SE382692B (sv) 1976-02-09
AU4381372A (en) 1974-01-03
IT975460B (it) 1974-07-20
JPS4863773A (ja) 1973-09-04
NL7209950A (ja) 1973-06-01
AU454106B2 (en) 1974-10-17
FR2161899A1 (ja) 1973-07-13

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