CH503981A - Differential densitometer - Google Patents

Differential densitometer

Info

Publication number
CH503981A
CH503981A CH310569A CH310569A CH503981A CH 503981 A CH503981 A CH 503981A CH 310569 A CH310569 A CH 310569A CH 310569 A CH310569 A CH 310569A CH 503981 A CH503981 A CH 503981A
Authority
CH
Switzerland
Prior art keywords
differential densitometer
densitometer
differential
Prior art date
Application number
CH310569A
Other languages
German (de)
Inventor
Tino Dr Celio
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Priority to CH310569A priority Critical patent/CH503981A/en
Priority to DE19702008826 priority patent/DE2008826A1/en
Priority to FR7006744A priority patent/FR2033054A5/fr
Priority to GB994970A priority patent/GB1298517A/en
Publication of CH503981A publication Critical patent/CH503981A/en

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CH310569A 1969-02-28 1969-02-28 Differential densitometer CH503981A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH310569A CH503981A (en) 1969-02-28 1969-02-28 Differential densitometer
DE19702008826 DE2008826A1 (en) 1969-02-28 1970-02-25 Differential densitometer
FR7006744A FR2033054A5 (en) 1969-02-28 1970-02-25
GB994970A GB1298517A (en) 1969-02-28 1970-03-02 Densitometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH310569A CH503981A (en) 1969-02-28 1969-02-28 Differential densitometer

Publications (1)

Publication Number Publication Date
CH503981A true CH503981A (en) 1971-02-28

Family

ID=4248718

Family Applications (1)

Application Number Title Priority Date Filing Date
CH310569A CH503981A (en) 1969-02-28 1969-02-28 Differential densitometer

Country Status (4)

Country Link
CH (1) CH503981A (en)
DE (1) DE2008826A1 (en)
FR (1) FR2033054A5 (en)
GB (1) GB1298517A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4455090A (en) * 1979-07-26 1984-06-19 The Wiggins Teape Group Limited Apparatus for measuring surface reflectance characteristics
EP0128183B1 (en) * 1982-12-15 1989-04-12 Cogent Limited Inspection apparatus and method
DE102007038797A1 (en) * 2007-08-09 2009-02-19 Biametrics Marken Und Rechte Gmbh Investigation of molecular interactions on and / or in thin layers

Also Published As

Publication number Publication date
GB1298517A (en) 1972-12-06
DE2008826A1 (en) 1970-09-10
FR2033054A5 (en) 1970-11-27

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Legal Events

Date Code Title Description
PL Patent ceased