GB1551433A - Spectrophotometer - Google Patents

Spectrophotometer

Info

Publication number
GB1551433A
GB1551433A GB29106/76A GB2910676A GB1551433A GB 1551433 A GB1551433 A GB 1551433A GB 29106/76 A GB29106/76 A GB 29106/76A GB 2910676 A GB2910676 A GB 2910676A GB 1551433 A GB1551433 A GB 1551433A
Authority
GB
United Kingdom
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
GB29106/76A
Other languages
English (en)
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.)
Shimadzu Corp
Shimadzu Seisakusho Ltd
Original Assignee
Shimadzu Corp
Shimadzu Seisakusho 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 Shimadzu Corp, Shimadzu Seisakusho Ltd filed Critical Shimadzu Corp
Publication of GB1551433A publication Critical patent/GB1551433A/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
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration

Landscapes

  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mathematical Physics (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB29106/76A 1975-07-19 1976-07-13 Spectrophotometer Expired GB1551433A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1975100786U JPS583073Y2 (ja) 1975-07-19 1975-07-19 ブンコウコウドケイ

Publications (1)

Publication Number Publication Date
GB1551433A true GB1551433A (en) 1979-08-30

Family

ID=14283127

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29106/76A Expired GB1551433A (en) 1975-07-19 1976-07-13 Spectrophotometer

Country Status (4)

Country Link
US (1) US4092069A (enExample)
JP (1) JPS583073Y2 (enExample)
DE (1) DE2632160A1 (enExample)
GB (1) GB1551433A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0228877A3 (en) * 1986-01-02 1988-08-03 Artel, Inc. Comparative colorimeter
GB2277996A (en) * 1992-12-30 1994-11-16 Hsin Yi Foundation Variable liquid lens assembly

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2905230C2 (de) * 1979-02-12 1984-03-29 Siemens AG, 1000 Berlin und 8000 München Zweistrahl-Wechsellicht-Kolorimeter
US4236076A (en) * 1979-02-26 1980-11-25 Technicon Instruments Corporation Infrared analyzer
DE2924131A1 (de) * 1979-06-15 1980-12-18 Bodenseewerk Geosystem Gmbh Signalauswerterschaltung fuer ein messgeraet zur messung der extinktion
US4300203A (en) * 1979-10-19 1981-11-10 Beckman Instruments, Inc. Method and means for operating logarithmic circuits
DE3008345C2 (de) * 1980-03-05 1983-11-17 Bodenseewerk Perkin-Elmer & Co GmbH, 7770 Überlingen Spektralphotometer zur Bestimmung der Konzentration eines gesuchten Bestandteils einer Probe
JPS58103604A (ja) * 1981-12-16 1983-06-20 Teijin Ltd フイルムの厚さ測定方法及び測定装置
FR2533073A1 (fr) * 1982-09-14 1984-03-16 Telecommunications Sa Procede et dispositif de stabilisation d'une photodiode a avalanche
JPS59125040A (ja) * 1982-12-30 1984-07-19 Shimadzu Corp 分光分析装置
US4637729A (en) * 1983-12-14 1987-01-20 Carrier Corporation Fiber optic moisture analysis probe
JPS61296650A (ja) * 1985-06-25 1986-12-27 Anelva Corp 四重極型質量分析計電源
US4857735A (en) * 1987-10-23 1989-08-15 Noller Hans G Light emitting diode spectrophotometer
US5185645A (en) * 1990-02-22 1993-02-09 Heinrich-Hertz-Institut Fur Nachrichtentechnik Berlin Gmbh Measurement method for the determination of low levels of optical absorption
KR100737397B1 (ko) 2007-01-31 2007-07-09 한국교세라정공(주) 밀링 커터
US10147043B2 (en) 2013-03-15 2018-12-04 Ppg Industries Ohio, Inc. Systems and methods for texture assessment of a coating formulation
US10586162B2 (en) * 2013-03-15 2020-03-10 Ppg Industries Ohio, Inc. Systems and methods for determining a coating formulation
NZ631047A (en) 2013-11-08 2015-10-30 Ppg Ind Ohio Inc Texture analysis of a coated surface using kepler’s planetary motion laws
NZ631063A (en) 2013-11-08 2015-10-30 Ppg Ind Ohio Inc Texture analysis of a coated surface using cross-normalization
NZ631068A (en) 2013-11-08 2015-10-30 Ppg Ind Ohio Inc Texture analysis of a coated surface using electrostatics calculations
US11874220B2 (en) 2018-04-26 2024-01-16 Ppg Industries Ohio, Inc. Formulation systems and methods employing target coating data results
US10871888B2 (en) 2018-04-26 2020-12-22 Ppg Industries Ohio, Inc. Systems, methods, and interfaces for rapid coating generation
US11119035B2 (en) 2018-04-26 2021-09-14 Ppg Industries Ohio, Inc. Systems and methods for rapid coating composition determinations
US10970879B2 (en) 2018-04-26 2021-04-06 Ppg Industries Ohio, Inc. Formulation systems and methods employing target coating data results

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3273448A (en) * 1962-12-06 1966-09-20 Du Pont Analytical logarithmic ratio determination apparatus
US3623817A (en) * 1970-02-24 1971-11-30 Ciba Ltd Comparison densitometer including means to maintain the detector output at a means valve
JPS5214636B2 (enExample) * 1973-11-05 1977-04-22

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0228877A3 (en) * 1986-01-02 1988-08-03 Artel, Inc. Comparative colorimeter
GB2277996A (en) * 1992-12-30 1994-11-16 Hsin Yi Foundation Variable liquid lens assembly
GB2277996B (en) * 1992-12-30 1996-01-31 Hsin Yi Foundation Variable lens assembly

Also Published As

Publication number Publication date
DE2632160A1 (de) 1977-02-03
JPS5215279U (enExample) 1977-02-03
JPS583073Y2 (ja) 1983-01-19
US4092069A (en) 1978-05-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee