GB1145353A - Method of testing transparent materials - Google Patents

Method of testing transparent materials

Info

Publication number
GB1145353A
GB1145353A GB1134666A GB1134666A GB1145353A GB 1145353 A GB1145353 A GB 1145353A GB 1134666 A GB1134666 A GB 1134666A GB 1134666 A GB1134666 A GB 1134666A GB 1145353 A GB1145353 A GB 1145353A
Authority
GB
United Kingdom
Prior art keywords
sheet
light
cell
angularity
opaque
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
GB1134666A
Other languages
English (en)
Inventor
Paul Migeotte
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.)
Institut National de Verre ASBL
Original Assignee
Institut National de Verre ASBL
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 Institut National de Verre ASBL filed Critical Institut National de Verre ASBL
Publication of GB1145353A publication Critical patent/GB1145353A/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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
    • 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
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • 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
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes

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)
  • Optical Transform (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB1134666A 1965-03-31 1966-03-15 Method of testing transparent materials Expired GB1145353A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU48289 1965-03-31

Publications (1)

Publication Number Publication Date
GB1145353A true GB1145353A (en) 1969-03-12

Family

ID=19724236

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1134666A Expired GB1145353A (en) 1965-03-31 1966-03-15 Method of testing transparent materials

Country Status (6)

Country Link
AT (1) AT281449B (de)
BE (1) BE675046A (de)
DE (1) DE1548670A1 (de)
FR (1) FR1467315A (de)
GB (1) GB1145353A (de)
NL (1) NL6603910A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010035031A1 (en) * 2008-09-26 2010-04-01 Pilkington Automotive Deutschland Gmbh Laminated glazing

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3728210A1 (de) * 1987-08-24 1989-03-16 Sick Optik Elektronik Erwin Optische abtastvorrichtung fuer transparentes bahnmaterial
CN110823109B (zh) * 2019-11-08 2022-05-06 中国石油天然气集团有限公司 一种基于药型罩壁厚与壁厚差检测装置的检测方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010035031A1 (en) * 2008-09-26 2010-04-01 Pilkington Automotive Deutschland Gmbh Laminated glazing
US8764923B2 (en) 2008-09-26 2014-07-01 Pilkington Automotive Deutschland Gmbh Laminated glazing

Also Published As

Publication number Publication date
FR1467315A (fr) 1967-01-27
AT281449B (de) 1970-05-25
NL6603910A (de) 1966-10-03
DE1548670A1 (de) 1969-10-30
BE675046A (de) 1966-05-03

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