DE3007823A1 - Spektralphotometer - Google Patents

Spektralphotometer

Info

Publication number
DE3007823A1
DE3007823A1 DE19803007823 DE3007823A DE3007823A1 DE 3007823 A1 DE3007823 A1 DE 3007823A1 DE 19803007823 DE19803007823 DE 19803007823 DE 3007823 A DE3007823 A DE 3007823A DE 3007823 A1 DE3007823 A1 DE 3007823A1
Authority
DE
Germany
Prior art keywords
light
voltage
signal
photomultiplier
processing unit
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.)
Ceased
Application number
DE19803007823
Other languages
German (de)
English (en)
Inventor
Nobuo Akitomo
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE3007823A1 publication Critical patent/DE3007823A1/de
Ceased 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G01J3/427—Dual wavelengths spectrometry

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE19803007823 1979-03-02 1980-02-29 Spektralphotometer Ceased DE3007823A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2495979A JPS55116228A (en) 1979-03-02 1979-03-02 Spectrophotometer

Publications (1)

Publication Number Publication Date
DE3007823A1 true DE3007823A1 (de) 1980-09-04

Family

ID=12152508

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803007823 Ceased DE3007823A1 (de) 1979-03-02 1980-02-29 Spektralphotometer

Country Status (3)

Country Link
US (1) US4305664A (enExample)
JP (1) JPS55116228A (enExample)
DE (1) DE3007823A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58139035A (ja) * 1982-02-14 1983-08-18 Japan Spectroscopic Co 分光光度計における測定制御方法およびその装置
HU186069B (en) * 1982-06-09 1985-05-28 Koezponti Elelmiszeripari Spectrophotometer operating on discrete wave-lengths
JPS59162424A (ja) * 1983-03-05 1984-09-13 Japan Spectroscopic Co 位相補償型レシオ式分光光度計
US4660977A (en) * 1985-02-22 1987-04-28 The Perkin-Elmer Corporation Synchronous wavelength drive and data acquisition conversion for a sequential spectrophotometer
JPH0287029A (ja) * 1988-09-24 1990-03-27 Shimadzu Corp 分光光度計
JP2002162294A (ja) * 2000-11-28 2002-06-07 Shimadzu Corp 分光光度計
DE102006016855A1 (de) * 2006-04-07 2007-10-11 Emerson Process Management Gmbh & Co. Ohg Verfahren und Vorrichtung zur Messung der optischen Absorption von Proben

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3071037A (en) * 1958-09-22 1963-01-01 Bausch & Lomb Ratio measuring spectrophotometer
US3465143A (en) * 1965-12-09 1969-09-02 Bausch & Lomb Switching system for detecting a plurality of physical quantities in a consecutive timing sequence
US3680957A (en) * 1967-10-10 1972-08-01 Shimadzu Corp Automatic spectrophotometer
JPS545987B2 (enExample) * 1972-12-28 1979-03-23
JPS5178281A (en) * 1974-12-27 1976-07-07 Shimadzu Corp 2 hachobunkokodokei
JPS5910485B2 (ja) * 1976-08-06 1984-03-09 株式会社ニコン ２チヤネル測光装置
JPS5352180A (en) * 1976-10-22 1978-05-12 Hitachi Ltd Two light beams spectrophotometer
JPS598176Y2 (ja) * 1976-11-30 1984-03-13 株式会社島津製作所 分光光度計

Also Published As

Publication number Publication date
JPS55116228A (en) 1980-09-06
US4305664A (en) 1981-12-15
JPS6250767B2 (enExample) 1987-10-27

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Legal Events

Date Code Title Description
OAP Request for examination filed
8125 Change of the main classification

Ipc: G01J 3/28

8131 Rejection