CA1256307A - Apparatus for viewing printed circuit board having specular non-planar topography - Google Patents

Apparatus for viewing printed circuit board having specular non-planar topography

Info

Publication number
CA1256307A
CA1256307A CA000457173A CA457173A CA1256307A CA 1256307 A CA1256307 A CA 1256307A CA 000457173 A CA000457173 A CA 000457173A CA 457173 A CA457173 A CA 457173A CA 1256307 A CA1256307 A CA 1256307A
Authority
CA
Canada
Prior art keywords
combination
set forth
viewing
beamsplitter
light
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
CA000457173A
Other languages
English (en)
French (fr)
Inventor
Paul B. Elterman
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.)
AOI SYSTEMS Inc
Original Assignee
AOI SYSTEMS Inc
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 AOI SYSTEMS Inc filed Critical AOI SYSTEMS Inc
Application granted granted Critical
Publication of CA1256307A publication Critical patent/CA1256307A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/06—Means for illuminating specimens
    • G02B21/08—Condensers
    • G02B21/082—Condensers for incident illumination only

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Microscoopes, Condenser (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
CA000457173A 1983-07-01 1984-06-22 Apparatus for viewing printed circuit board having specular non-planar topography Expired CA1256307A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/510,053 US4735497A (en) 1983-07-01 1983-07-01 Apparatus for viewing printed circuit boards having specular non-planar topography
US510,053 1990-04-16

Publications (1)

Publication Number Publication Date
CA1256307A true CA1256307A (en) 1989-06-27

Family

ID=24029187

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000457173A Expired CA1256307A (en) 1983-07-01 1984-06-22 Apparatus for viewing printed circuit board having specular non-planar topography

Country Status (7)

Country Link
US (1) US4735497A (OSRAM)
JP (1) JPS6028295A (OSRAM)
CA (1) CA1256307A (OSRAM)
DE (1) DE3424211A1 (OSRAM)
FR (1) FR2548392B1 (OSRAM)
GB (1) GB2142444B (OSRAM)
IL (1) IL72237A (OSRAM)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4813588A (en) * 1987-09-25 1989-03-21 Technical Manufacturing Corporation Inspection and repair of tab lifted leads
US4877326A (en) 1988-02-19 1989-10-31 Kla Instruments Corporation Method and apparatus for optical inspection of substrates
US5058982A (en) * 1989-06-21 1991-10-22 Orbot Systems Ltd. Illumination system and inspection apparatus including same
IL94368A (en) * 1990-05-11 1993-07-08 Orbot Systems Ltd Optic inspection apparatus and illumination system particularly useful therein
US5713661A (en) * 1995-10-23 1998-02-03 Northeast Robotics, Inc. Hockey puck shaped continuous diffuse illumination apparatus and method
ATE237121T1 (de) * 1997-09-16 2003-04-15 Forensic Technology Wai Inc Verfahren und vorrichtung zur abbildung von auswerferabdrücken auf patronenhülsen
US6327032B1 (en) 1997-09-16 2001-12-04 Forensic Technology (Wai) Inc. Method and apparatus for imaging a cartridge case ejector markings
DK1051660T3 (da) * 1998-02-06 2004-03-08 Videometer Aps Apparat samt fremgangsmåde til billedoptagelse af et emne
US20040114035A1 (en) * 1998-03-24 2004-06-17 Timothy White Focusing panel illumination method and apparatus
IL140248A0 (en) 1998-06-16 2002-02-10 Orbotech Ltd Illuminator for inspecting substantially flat surfaces
US6273338B1 (en) 1998-09-22 2001-08-14 Timothy White Low cost color-programmable focusing ring light
IL131284A (en) 1999-08-05 2003-05-29 Orbotech Ltd Illumination for inspecting surfaces of articles
US6661574B2 (en) * 2002-04-19 2003-12-09 The Regents Of The University Of California Diffuse optics illuminator for reflectance microscopy and method of providing diffuse light for reflectance microscopy
US7019826B2 (en) * 2003-03-20 2006-03-28 Agilent Technologies, Inc. Optical inspection system, apparatus and method for reconstructing three-dimensional images for printed circuit board and electronics manufacturing inspection
US7423280B2 (en) * 2004-08-09 2008-09-09 Quad/Tech, Inc. Web inspection module including contact image sensors
CN1658014A (zh) * 2005-01-12 2005-08-24 苏州信达光电科技有限公司 光学成像系统会聚光路中的无光程差分光装置
KR101446173B1 (ko) * 2013-02-21 2014-10-01 주식회사 고영테크놀러지 트랙킹 시스템 및 이를 이용한 트랙킹 방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB898007A (en) * 1957-12-24 1962-06-06 Laubman & Pank Ltd Improvements in or relating to optical magnifying systems
US3398634A (en) * 1964-08-27 1968-08-27 Trustees Of The Ohio State Uni Microscope
US3604783A (en) * 1969-06-30 1971-09-14 Dca Food Ind Microwave cavity viewers
US3767291A (en) * 1972-03-31 1973-10-23 Minnesota Mining & Mfg Retroviewer
US3941467A (en) * 1974-10-29 1976-03-02 Kaptron, Inc. Optical projector/reader
JPS52101883A (en) * 1976-02-23 1977-08-26 Toshiba Corp Illuminator
JPS54135547A (en) * 1978-04-13 1979-10-20 Hitachi Ltd Lighting device
DD145805B1 (de) * 1979-08-27 1982-06-30 Johannes Grosser Beleuchtungsanordnung fuer mikroskope
US4402604A (en) * 1980-03-20 1983-09-06 Paul Nash Method for the on-line measurement of inclusions in pulp

Also Published As

Publication number Publication date
FR2548392B1 (fr) 1989-07-13
GB2142444B (en) 1986-09-17
GB2142444A (en) 1985-01-16
GB8416503D0 (en) 1984-08-01
IL72237A0 (en) 1984-10-31
IL72237A (en) 1989-05-15
JPS6028295A (ja) 1985-02-13
DE3424211A1 (de) 1985-01-03
DE3424211C2 (OSRAM) 1993-04-29
US4735497A (en) 1988-04-05
FR2548392A1 (fr) 1985-01-04

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 20060627