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GB2297836B - Improvements in or relating to surface curvature measurement - Google Patents

Improvements in or relating to surface curvature measurement

Info

Publication number
GB2297836B
GB2297836B GB9524883A GB9524883A GB2297836B GB 2297836 B GB2297836 B GB 2297836B GB 9524883 A GB9524883 A GB 9524883A GB 9524883 A GB9524883 A GB 9524883A GB 2297836 B GB2297836 B GB 2297836B
Authority
GB
United Kingdom
Prior art keywords
relating
surface curvature
curvature measurement
measurement
curvature
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 - Fee Related
Application number
GB9524883A
Other versions
GB9524883D0 (en
GB2297836A (en
Inventor
Kevin Ross Manning
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research 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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Priority to DE69622896T priority Critical patent/DE69622896T2/en
Priority to ES96101238T priority patent/ES2181814T3/en
Priority to AT96101238T priority patent/ATE222349T1/en
Priority to EP96101238A priority patent/EP0726446B1/en
Priority to AU42257/96A priority patent/AU4225796A/en
Priority to US08/597,085 priority patent/US5633718A/en
Publication of GB9524883D0 publication Critical patent/GB9524883D0/en
Priority to JP02395396A priority patent/JP3294985B2/en
Publication of GB2297836A publication Critical patent/GB2297836A/en
Application granted granted Critical
Publication of GB2297836B publication Critical patent/GB2297836B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01B11/255—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures for measuring radius of curvature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB9524883A 1995-02-11 1995-12-05 Improvements in or relating to surface curvature measurement Expired - Fee Related GB2297836B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
ES96101238T ES2181814T3 (en) 1995-02-11 1996-01-26 IMPROVEMENTS RELATED TO THE MEASUREMENT OF THE SURFACE CURVATURE.
AT96101238T ATE222349T1 (en) 1995-02-11 1996-01-26 IMPROVEMENTS TO SURFACE CURVAGE MEASUREMENTS
EP96101238A EP0726446B1 (en) 1995-02-11 1996-01-26 Improvements in or relating to surface curvature measurement
DE69622896T DE69622896T2 (en) 1995-02-11 1996-01-26 Improvements in surface curvature measurements
AU42257/96A AU4225796A (en) 1995-02-11 1996-01-30 Improvements in or relating to surface curvature measurement
US08/597,085 US5633718A (en) 1995-02-11 1996-02-05 Surface curvature measurement
JP02395396A JP3294985B2 (en) 1995-02-11 1996-02-09 Surface curvature measurement device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9502710.8A GB9502710D0 (en) 1995-02-11 1995-02-11 Improvements in or relating to surface curvature measurement

Publications (3)

Publication Number Publication Date
GB9524883D0 GB9524883D0 (en) 1996-02-07
GB2297836A GB2297836A (en) 1996-08-14
GB2297836B true GB2297836B (en) 1999-03-03

Family

ID=10769471

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9502710.8A Pending GB9502710D0 (en) 1995-02-11 1995-02-11 Improvements in or relating to surface curvature measurement
GB9524883A Expired - Fee Related GB2297836B (en) 1995-02-11 1995-12-05 Improvements in or relating to surface curvature measurement

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9502710.8A Pending GB9502710D0 (en) 1995-02-11 1995-02-11 Improvements in or relating to surface curvature measurement

Country Status (2)

Country Link
GB (2) GB9502710D0 (en)
ZA (1) ZA969654B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1026475A1 (en) * 1999-02-05 2000-08-09 Fujikura Ltd. Optical fiber curvature measuring apparatus and correction method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4735508A (en) * 1986-06-02 1988-04-05 Honeywell Inc. Method and apparatus for measuring a curvature of a reflective surface
US5067817A (en) * 1990-02-08 1991-11-26 Bauer Associates, Inc. Method and device for noncontacting self-referencing measurement of surface curvature and profile

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4735508A (en) * 1986-06-02 1988-04-05 Honeywell Inc. Method and apparatus for measuring a curvature of a reflective surface
US5067817A (en) * 1990-02-08 1991-11-26 Bauer Associates, Inc. Method and device for noncontacting self-referencing measurement of surface curvature and profile

Also Published As

Publication number Publication date
GB9524883D0 (en) 1996-02-07
GB2297836A (en) 1996-08-14
GB9502710D0 (en) 1995-03-29
ZA969654B (en) 1996-08-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20051205