KR101844496B1 - 콘택트 렌즈 결함 검사 - Google Patents

콘택트 렌즈 결함 검사 Download PDF

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Publication number
KR101844496B1
KR101844496B1 KR1020127020857A KR20127020857A KR101844496B1 KR 101844496 B1 KR101844496 B1 KR 101844496B1 KR 1020127020857 A KR1020127020857 A KR 1020127020857A KR 20127020857 A KR20127020857 A KR 20127020857A KR 101844496 B1 KR101844496 B1 KR 101844496B1
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KR
South Korea
Prior art keywords
contact lens
defects
dark
field illumination
bright
Prior art date
Application number
KR1020127020857A
Other languages
English (en)
Korean (ko)
Other versions
KR20130108971A (ko
Inventor
빅토르 베르토프라크호브
순 웨이 웡
티안 포 유
Original Assignee
비전익스트림 피티이 엘티디
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 비전익스트림 피티이 엘티디 filed Critical 비전익스트림 피티이 엘티디
Priority claimed from PCT/SG2011/000073 external-priority patent/WO2011093802A2/en
Publication of KR20130108971A publication Critical patent/KR20130108971A/ko
Application granted granted Critical
Publication of KR101844496B1 publication Critical patent/KR101844496B1/ko

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/226—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
    • G01M3/229—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators removably mounted in a test cell
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
    • G01M3/3281—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators removably mounted in a test cell

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
KR1020127020857A 2011-02-23 2011-02-23 콘택트 렌즈 결함 검사 KR101844496B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SG2011/000073 WO2011093802A2 (en) 2010-01-28 2011-02-23 Inspection of defects in a contact lens

Publications (2)

Publication Number Publication Date
KR20130108971A KR20130108971A (ko) 2013-10-07
KR101844496B1 true KR101844496B1 (ko) 2018-04-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020127020857A KR101844496B1 (ko) 2011-02-23 2011-02-23 콘택트 렌즈 결함 검사

Country Status (2)

Country Link
KR (1) KR101844496B1 (zh)
CN (1) CN102834704B (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103245676B (zh) * 2013-03-23 2015-05-20 明基材料有限公司 光学镜片脏污检测方法
CN105115989B (zh) * 2015-10-09 2018-02-23 爱丁堡（南京）光电设备有限公司 一种隐形眼镜缺陷的自动检测设备及检测方法
SG10201509497VA (en) * 2015-11-18 2017-06-29 Emage Vision Pte Ltd Contact lens defect inspection using uv illumination
CN111579564B (zh) * 2020-05-18 2023-08-08 深圳市中钞科信金融科技有限公司 一种透明平板缺陷和屈光度变化检测系统及方法
CN113984790A (zh) * 2021-09-28 2022-01-28 歌尔光学科技有限公司 镜片质量检测方法及装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007078581A (ja) * 2005-09-15 2007-03-29 Shinko Seiki Co Ltd 外観検査用照明装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5686981A (en) * 1994-02-28 1997-11-11 Menicon Co., Ltd Ophthalmologic device for accurately positioning a contact lens to an eye
US5743846A (en) * 1994-03-17 1998-04-28 Olympus Optical Co., Ltd. Stereoscopic endoscope objective lens system having a plurality of front lens groups and one common rear lens group
CA2252308C (en) * 1998-10-30 2005-01-04 Image Processing Systems, Inc. Glass inspection system
JP2001235432A (ja) * 2000-02-22 2001-08-31 Nippon Maxis Co Ltd 傷検査方法、傷検査用光源、傷検査装置
US6937328B2 (en) * 2000-08-11 2005-08-30 Kabushiki Kaisha Topcon Method for measuring refractive power and apparatus therefor
JP2005518536A (ja) * 2002-02-21 2005-06-23 ジョンソン・アンド・ジョンソン・ビジョン・ケア・インコーポレイテッド 眼用レンズの二重検査
DE102004004761A1 (de) * 2004-01-30 2005-09-08 Leica Microsystems Semiconductor Gmbh Vorrichtung und Verfahren zur Inspektion eines Wafers
JP4988224B2 (ja) * 2006-03-01 2012-08-01 株式会社日立ハイテクノロジーズ 欠陥検査方法及びその装置
US7847927B2 (en) * 2007-02-28 2010-12-07 Hitachi High-Technologies Corporation Defect inspection method and defect inspection apparatus
TWM324200U (en) * 2007-07-03 2007-12-21 Lumos Technology Co Ltd Darkness lighting detector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007078581A (ja) * 2005-09-15 2007-03-29 Shinko Seiki Co Ltd 外観検査用照明装置

Also Published As

Publication number Publication date
CN102834704B (zh) 2015-11-25
KR20130108971A (ko) 2013-10-07
CN102834704A (zh) 2012-12-19

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E701 Decision to grant or registration of patent right
GRNT Written decision to grant