FR1273784A - Device for examining reflective surfaces with a straight generator - Google Patents

Device for examining reflective surfaces with a straight generator

Info

Publication number
FR1273784A
FR1273784A FR844200A FR844200A FR1273784A FR 1273784 A FR1273784 A FR 1273784A FR 844200 A FR844200 A FR 844200A FR 844200 A FR844200 A FR 844200A FR 1273784 A FR1273784 A FR 1273784A
Authority
FR
France
Prior art keywords
examining
reflective surfaces
straight generator
generator
straight
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
FR844200A
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.)
IHO Holding GmbH and Co KG
Original Assignee
Kugelfischer Georg Schaefer and Co
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 DEK39245A external-priority patent/DE1176398B/en
Application filed by Kugelfischer Georg Schaefer and Co filed Critical Kugelfischer Georg Schaefer and Co
Priority to FR844200A priority Critical patent/FR1273784A/en
Application granted granted Critical
Publication of FR1273784A publication Critical patent/FR1273784A/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
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8901—Optical details; Scanning details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (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)
FR844200A 1959-11-23 1960-11-17 Device for examining reflective surfaces with a straight generator Expired FR1273784A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR844200A FR1273784A (en) 1959-11-23 1960-11-17 Device for examining reflective surfaces with a straight generator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEK39245A DE1176398B (en) 1959-11-23 1959-11-23 Optical device for testing reflective surfaces with a straight generator
FR844200A FR1273784A (en) 1959-11-23 1960-11-17 Device for examining reflective surfaces with a straight generator

Publications (1)

Publication Number Publication Date
FR1273784A true FR1273784A (en) 1961-10-13

Family

ID=25983213

Family Applications (1)

Application Number Title Priority Date Filing Date
FR844200A Expired FR1273784A (en) 1959-11-23 1960-11-17 Device for examining reflective surfaces with a straight generator

Country Status (1)

Country Link
FR (1) FR1273784A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1773965B1 (en) * 1968-08-01 1971-03-25 Leitz Ernst Gmbh DEVICE FOR GENERATING A SWINGING LIGHT BEAM

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1773965B1 (en) * 1968-08-01 1971-03-25 Leitz Ernst Gmbh DEVICE FOR GENERATING A SWINGING LIGHT BEAM

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