CH552195A - Optischer korrelator zum vergleich eines prueflings mit einem standardobjekt. - Google Patents

Optischer korrelator zum vergleich eines prueflings mit einem standardobjekt.

Info

Publication number
CH552195A
CH552195A CH752672A CH752672A CH552195A CH 552195 A CH552195 A CH 552195A CH 752672 A CH752672 A CH 752672A CH 752672 A CH752672 A CH 752672A CH 552195 A CH552195 A CH 552195A
Authority
CH
Switzerland
Prior art keywords
duty
comparing
standard object
optical correlator
correlator
Prior art date
Application number
CH752672A
Other languages
German (de)
English (en)
Original Assignee
Turlabor Ag
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 Turlabor Ag filed Critical Turlabor Ag
Priority to CH752672A priority Critical patent/CH552195A/xx
Priority to NL7306561A priority patent/NL7306561A/xx
Priority to DE2324380A priority patent/DE2324380C3/de
Priority to JP48053239A priority patent/JPS4962154A/ja
Priority to IT24141/73A priority patent/IT987477B/it
Priority to FR7317715A priority patent/FR2185786B1/fr
Priority to GB2364073A priority patent/GB1393661A/en
Priority to US361156A priority patent/US3867639A/en
Publication of CH552195A publication Critical patent/CH552195A/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/46—Systems using spatial filters
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06E—OPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
    • G06E3/00—Devices not provided for in group G06E1/00, e.g. for processing analogue or hybrid data
    • G06E3/001—Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements
    • G06E3/003—Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture

Landscapes

  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Holo Graphy (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CH752672A 1972-05-19 1972-05-19 Optischer korrelator zum vergleich eines prueflings mit einem standardobjekt. CH552195A (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH752672A CH552195A (de) 1972-05-19 1972-05-19 Optischer korrelator zum vergleich eines prueflings mit einem standardobjekt.
NL7306561A NL7306561A (OSRAM) 1972-05-19 1973-05-10
DE2324380A DE2324380C3 (de) 1972-05-19 1973-05-14 Optischer Korrelator
JP48053239A JPS4962154A (OSRAM) 1972-05-19 1973-05-15
IT24141/73A IT987477B (it) 1972-05-19 1973-05-16 Correlatore ottico
FR7317715A FR2185786B1 (OSRAM) 1972-05-19 1973-05-16
GB2364073A GB1393661A (en) 1972-05-19 1973-05-17 Optical correlator
US361156A US3867639A (en) 1972-05-19 1973-05-17 Optical correlator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH752672A CH552195A (de) 1972-05-19 1972-05-19 Optischer korrelator zum vergleich eines prueflings mit einem standardobjekt.

Publications (1)

Publication Number Publication Date
CH552195A true CH552195A (de) 1974-07-31

Family

ID=4326526

Family Applications (1)

Application Number Title Priority Date Filing Date
CH752672A CH552195A (de) 1972-05-19 1972-05-19 Optischer korrelator zum vergleich eines prueflings mit einem standardobjekt.

Country Status (8)

Country Link
US (1) US3867639A (OSRAM)
JP (1) JPS4962154A (OSRAM)
CH (1) CH552195A (OSRAM)
DE (1) DE2324380C3 (OSRAM)
FR (1) FR2185786B1 (OSRAM)
GB (1) GB1393661A (OSRAM)
IT (1) IT987477B (OSRAM)
NL (1) NL7306561A (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4159164A (en) * 1973-10-23 1979-06-26 U.S. Philips Corporation Method of eliminating errors in images derived from patterns which consist of periodically arranged individual images
US4539651A (en) * 1983-02-09 1985-09-03 Ludman Jacques E Optical correlator
DE4124203A1 (de) * 1991-07-20 1993-01-21 Krupp Ag Holographische messmarken
US6266473B1 (en) 1997-02-07 2001-07-24 Alliedsignal Inc. Reflective display
CN106323164B (zh) * 2016-08-08 2019-02-15 中国科学院光电研究院 一种基于平行光比例成像的远距离微物重合度检测方法
CN113218960B (zh) * 2018-12-27 2024-05-24 浙江大学台州研究院 一种复杂表面红宝石轴承缺陷检测的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614232A (en) * 1968-11-25 1971-10-19 Ibm Pattern defect sensing using error free blocking spacial filter
US3704949A (en) * 1970-06-22 1972-12-05 Rms Ind Inc Method and apparatus for personal identification
US3666359A (en) * 1970-08-26 1972-05-30 Rca Corp Correlation peak detector in optical spatial filtering system
US3670305A (en) * 1970-09-30 1972-06-13 Sperry Rand Corp Lensless optical recognition system
US3746455A (en) * 1971-03-08 1973-07-17 Ibm Dimensional measurement technique using optical filtering

Also Published As

Publication number Publication date
IT987477B (it) 1975-02-20
NL7306561A (OSRAM) 1973-11-21
GB1393661A (en) 1975-05-07
DE2324380A1 (de) 1973-11-22
FR2185786A1 (OSRAM) 1974-01-04
DE2324380C3 (de) 1981-03-12
FR2185786B1 (OSRAM) 1976-11-12
JPS4962154A (OSRAM) 1974-06-17
DE2324380B2 (de) 1980-06-26
US3867639A (en) 1975-02-18

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Legal Events

Date Code Title Description
PL Patent ceased