FR1471864A - Apparatus and method for testing film strips - Google Patents

Apparatus and method for testing film strips

Info

Publication number
FR1471864A
FR1471864A FR54418A FR54418A FR1471864A FR 1471864 A FR1471864 A FR 1471864A FR 54418 A FR54418 A FR 54418A FR 54418 A FR54418 A FR 54418A FR 1471864 A FR1471864 A FR 1471864A
Authority
FR
France
Prior art keywords
film strips
testing film
testing
strips
film
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
FR54418A
Other languages
French (fr)
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.)
Rank Organization Ltd
Original Assignee
Rank Organization 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 Rank Organization Ltd filed Critical Rank Organization Ltd
Priority to FR54418A priority Critical patent/FR1471864A/en
Application granted granted Critical
Publication of FR1471864A publication Critical patent/FR1471864A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • 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
    • G01N21/59—Transmissivity
    • G01N21/5907—Densitometers
    • G01N21/5911—Densitometers of the scanning type
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K5/00—Methods or arrangements for verifying the correctness of markings on a record carrier; Column detection devices
    • G06K5/04—Verifying the alignment of markings

Landscapes

  • Physics & Mathematics (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)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR54418A 1966-03-22 1966-03-22 Apparatus and method for testing film strips Expired FR1471864A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR54418A FR1471864A (en) 1966-03-22 1966-03-22 Apparatus and method for testing film strips

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR54418A FR1471864A (en) 1966-03-22 1966-03-22 Apparatus and method for testing film strips

Publications (1)

Publication Number Publication Date
FR1471864A true FR1471864A (en) 1967-03-03

Family

ID=8604335

Family Applications (1)

Application Number Title Priority Date Filing Date
FR54418A Expired FR1471864A (en) 1966-03-22 1966-03-22 Apparatus and method for testing film strips

Country Status (1)

Country Link
FR (1) FR1471864A (en)

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