GB2360092B - A method of testing - Google Patents

A method of testing

Info

Publication number
GB2360092B
GB2360092B GB0105826A GB0105826A GB2360092B GB 2360092 B GB2360092 B GB 2360092B GB 0105826 A GB0105826 A GB 0105826A GB 0105826 A GB0105826 A GB 0105826A GB 2360092 B GB2360092 B GB 2360092B
Authority
GB
United Kingdom
Prior art keywords
testing
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 - Lifetime
Application number
GB0105826A
Other versions
GB0105826D0 (en
GB2360092A (en
Inventor
James Mcgee
Roy Lowe
Denis Collins
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.)
Athlone Extrusions Development Ltd
Original Assignee
Athlone Extrusions Development 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 Athlone Extrusions Development Ltd filed Critical Athlone Extrusions Development Ltd
Publication of GB0105826D0 publication Critical patent/GB0105826D0/en
Publication of GB2360092A publication Critical patent/GB2360092A/en
Application granted granted Critical
Publication of GB2360092B publication Critical patent/GB2360092B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/02Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G01B11/0616Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
GB0105826A 2000-03-09 2001-03-09 A method of testing Expired - Lifetime GB2360092B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IE20000184 2000-03-09

Publications (3)

Publication Number Publication Date
GB0105826D0 GB0105826D0 (en) 2001-04-25
GB2360092A GB2360092A (en) 2001-09-12
GB2360092B true GB2360092B (en) 2003-06-25

Family

ID=11042575

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0105826A Expired - Lifetime GB2360092B (en) 2000-03-09 2001-03-09 A method of testing

Country Status (2)

Country Link
GB (1) GB2360092B (en)
IE (1) IES20010218A2 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2027203A (en) * 1978-07-26 1980-02-13 Vickers Ltd Optical metrology
GB1581948A (en) * 1976-04-19 1980-12-31 Kaye M Optical measurement system
GB2149098A (en) * 1983-10-26 1985-06-05 Vickers Plc Optical metrology
GB2179155A (en) * 1985-08-13 1987-02-25 English Electric Valve Co Ltd Spatial characteristic determination
EP1098166A2 (en) * 1999-11-08 2001-05-09 Leica Microsystems Wetzlar GmbH Method and apparatus for thickness measurement on transparent films

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1581948A (en) * 1976-04-19 1980-12-31 Kaye M Optical measurement system
GB2027203A (en) * 1978-07-26 1980-02-13 Vickers Ltd Optical metrology
GB2149098A (en) * 1983-10-26 1985-06-05 Vickers Plc Optical metrology
GB2179155A (en) * 1985-08-13 1987-02-25 English Electric Valve Co Ltd Spatial characteristic determination
EP1098166A2 (en) * 1999-11-08 2001-05-09 Leica Microsystems Wetzlar GmbH Method and apparatus for thickness measurement on transparent films

Also Published As

Publication number Publication date
IES20010218A2 (en) 2001-09-19
IE20010217A1 (en) 2001-09-19
GB0105826D0 (en) 2001-04-25
GB2360092A (en) 2001-09-12

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20190822 AND 20190828

PE20 Patent expired after termination of 20 years

Expiry date: 20210308