ATE89662T1 - Apparat und verfahren zur elektronischen analyse von proben. - Google Patents

Apparat und verfahren zur elektronischen analyse von proben.

Info

Publication number
ATE89662T1
ATE89662T1 AT88120375T AT88120375T ATE89662T1 AT E89662 T1 ATE89662 T1 AT E89662T1 AT 88120375 T AT88120375 T AT 88120375T AT 88120375 T AT88120375 T AT 88120375T AT E89662 T1 ATE89662 T1 AT E89662T1
Authority
AT
Austria
Prior art keywords
pattern
recorded
interference
polarizer
interfere
Prior art date
Application number
AT88120375T
Other languages
English (en)
Inventor
Yau Y Hung
Original Assignee
Yau Y Hung
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 Yau Y Hung filed Critical Yau Y Hung
Application granted granted Critical
Publication of ATE89662T1 publication Critical patent/ATE89662T1/de

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
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G01B11/168—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by means of polarisation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/241—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet by photoelastic stress analysis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
AT88120375T 1987-12-07 1988-12-06 Apparat und verfahren zur elektronischen analyse von proben. ATE89662T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/129,709 US4887899A (en) 1987-12-07 1987-12-07 Apparatus and method for electronic analysis of test objects
EP88120375A EP0319923B1 (de) 1987-12-07 1988-12-06 Apparat und Verfahren zur elektronischen Analyse von Proben
CA000585151A CA1321894C (en) 1987-12-07 1988-12-06 Apparatus and method for electronic analysis of test objects

Publications (1)

Publication Number Publication Date
ATE89662T1 true ATE89662T1 (de) 1993-06-15

Family

ID=25672280

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88120375T ATE89662T1 (de) 1987-12-07 1988-12-06 Apparat und verfahren zur elektronischen analyse von proben.

Country Status (6)

Country Link
US (1) US4887899A (de)
EP (1) EP0319923B1 (de)
JP (1) JPH0769153B2 (de)
AT (1) ATE89662T1 (de)
CA (1) CA1321894C (de)
DE (1) DE3881173T2 (de)

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US6934018B2 (en) * 2003-09-10 2005-08-23 Shearographics, Llc Tire inspection apparatus and method
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US7991242B2 (en) 2005-05-11 2011-08-02 Optosecurity Inc. Apparatus, method and system for screening receptacles and persons, having image distortion correction functionality
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US7899232B2 (en) 2006-05-11 2011-03-01 Optosecurity Inc. Method and apparatus for providing threat image projection (TIP) in a luggage screening system, and luggage screening system implementing same
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Also Published As

Publication number Publication date
EP0319923B1 (de) 1993-05-19
US4887899A (en) 1989-12-19
CA1321894C (en) 1993-09-07
DE3881173T2 (de) 1993-12-16
JPH0769153B2 (ja) 1995-07-26
DE3881173D1 (de) 1993-06-24
JPH01202606A (ja) 1989-08-15
EP0319923A2 (de) 1989-06-14
EP0319923A3 (en) 1990-09-12

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