DE3066730D1 - Spectrophotometer - Google Patents

Spectrophotometer

Info

Publication number
DE3066730D1
DE3066730D1 DE8080200190T DE3066730T DE3066730D1 DE 3066730 D1 DE3066730 D1 DE 3066730D1 DE 8080200190 T DE8080200190 T DE 8080200190T DE 3066730 T DE3066730 T DE 3066730T DE 3066730 D1 DE3066730 D1 DE 3066730D1
Authority
DE
Germany
Prior art keywords
spectrophotometer
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
DE8080200190T
Other languages
English (en)
Inventor
Derek C O Philips Elect Barlow
Charles Vincent C O Ph Perkins
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.)
Philips Electronics UK Ltd
Koninklijke Philips NV
Original Assignee
Philips Electronic and Associated Industries Ltd
Philips Gloeilampenfabrieken 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
Priority claimed from GB7907618A external-priority patent/GB2043880A/en
Priority claimed from GB7907616A external-priority patent/GB2043878A/en
Application filed by Philips Electronic and Associated Industries Ltd, Philips Gloeilampenfabrieken NV filed Critical Philips Electronic and Associated Industries Ltd
Application granted granted Critical
Publication of DE3066730D1 publication Critical patent/DE3066730D1/de
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
    • 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
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Spectrometry And Color Measurement (AREA)
DE8080200190T 1979-03-05 1980-03-03 Spectrophotometer Expired DE3066730D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7907618A GB2043880A (en) 1979-03-05 1979-03-05 Noise reduction in dual beam ratio recording spectrophotometers
GB7907616A GB2043878A (en) 1979-03-05 1979-03-05 Dark Signal Compensation in Spectrophotometers

Publications (1)

Publication Number Publication Date
DE3066730D1 true DE3066730D1 (en) 1984-04-05

Family

ID=26270782

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080200190T Expired DE3066730D1 (en) 1979-03-05 1980-03-03 Spectrophotometer

Country Status (5)

Country Link
US (1) US4299485A (de)
EP (1) EP0015619B1 (de)
AU (1) AU527743B2 (de)
CA (1) CA1135526A (de)
DE (1) DE3066730D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464051A (en) * 1982-03-02 1984-08-07 The Perkin-Elmer Corporation Spectrophotometer
HU183889B (en) * 1982-04-14 1984-06-28 Koezponti Elelmiszeripari Method and apparatus for measuring the spectrum of materials
JPS60333A (ja) * 1983-06-16 1985-01-05 Hitachi Ltd 原子吸光分光光度計
US4630923A (en) * 1985-02-04 1986-12-23 The United States Of America As Represented By The United States Department Of Energy Fiberoptic spectrophotometer
WO2004076994A2 (en) * 2003-02-27 2004-09-10 Applied Color Systems Inc. Method and spectrophotometer for exchanging color measurement and diagnostic information over a network

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3497302A (en) * 1966-05-11 1970-02-24 Beckman Instruments Inc Ratio recording spectrophotometer
US3684378A (en) * 1970-09-04 1972-08-15 Joseph S Lord Dark current correction circuit for photosensing devices
US3711708A (en) * 1971-02-25 1973-01-16 Optical Coating Laboratory Inc Rapid scan identifier for use in infrared absorption spectroscopy
GB1538450A (en) * 1975-12-30 1979-01-17 Perkin Elmer Ltd Stabilizing cross-talk balance in each of two electrical demodulation channels
GB1573623A (en) * 1976-01-07 1980-08-28 Perkin Elmer Ltd Electrical signal processing
US4030829A (en) * 1976-04-12 1977-06-21 Varian Associates Keying waveform generator for spectrophotometer

Also Published As

Publication number Publication date
CA1135526A (en) 1982-11-16
AU5600280A (en) 1980-09-11
EP0015619B1 (de) 1984-02-29
EP0015619A2 (de) 1980-09-17
EP0015619A3 (en) 1980-10-15
US4299485A (en) 1981-11-10
AU527743B2 (en) 1983-03-17

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee