TWI266847B - Lighting device for inspection - Google Patents

Lighting device for inspection

Info

Publication number
TWI266847B
TWI266847B TW093129190A TW93129190A TWI266847B TW I266847 B TWI266847 B TW I266847B TW 093129190 A TW093129190 A TW 093129190A TW 93129190 A TW93129190 A TW 93129190A TW I266847 B TWI266847 B TW I266847B
Authority
TW
Taiwan
Prior art keywords
light
liquid crystal
crystal panel
light blocking
blocking members
Prior art date
Application number
TW093129190A
Other languages
English (en)
Other versions
TW200532140A (en
Inventor
Takashi Hino
Original Assignee
Kyoto Denkiki Co 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 Kyoto Denkiki Co Ltd filed Critical Kyoto Denkiki Co Ltd
Publication of TW200532140A publication Critical patent/TW200532140A/zh
Application granted granted Critical
Publication of TWI266847B publication Critical patent/TWI266847B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/1306—Details
    • G02F1/1309—Repairing; Testing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Liquid Crystal (AREA)
TW093129190A 2004-03-22 2004-09-27 Lighting device for inspection TWI266847B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004082996A JP2005265803A (ja) 2004-03-22 2004-03-22 検査用照明装置

Publications (2)

Publication Number Publication Date
TW200532140A TW200532140A (en) 2005-10-01
TWI266847B true TWI266847B (en) 2006-11-21

Family

ID=35046316

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093129190A TWI266847B (en) 2004-03-22 2004-09-27 Lighting device for inspection

Country Status (4)

Country Link
JP (1) JP2005265803A (zh)
KR (1) KR100675059B1 (zh)
CN (1) CN100470118C (zh)
TW (1) TWI266847B (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007155486A (ja) * 2005-12-05 2007-06-21 Fujimori Gijutsu Kenkyusho:Kk 検査対象物の目視検査方法及び目視検査装置
JP2008064682A (ja) * 2006-09-08 2008-03-21 Micronics Japan Co Ltd 検査装置
CN100559233C (zh) * 2006-10-10 2009-11-11 东捷科技股份有限公司 用于液晶面板检查机的光源装置
KR101008903B1 (ko) * 2010-08-31 2011-01-17 레이져라이팅(주) 도광판 검사 장치
CN107726250A (zh) * 2017-10-27 2018-02-23 昆山精讯电子技术有限公司 一种自动遮光装置
KR102078662B1 (ko) 2019-07-19 2020-02-19 이석길 플랫 돔 조명 장치

Also Published As

Publication number Publication date
TW200532140A (en) 2005-10-01
CN1673610A (zh) 2005-09-28
KR20050094326A (ko) 2005-09-27
JP2005265803A (ja) 2005-09-29
CN100470118C (zh) 2009-03-18
KR100675059B1 (ko) 2007-01-26

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