JP2017106909A - Uv照明を用いるコンタクトレンズの欠陥の検査 - Google Patents
Uv照明を用いるコンタクトレンズの欠陥の検査 Download PDFInfo
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- JP2017106909A JP2017106909A JP2016225222A JP2016225222A JP2017106909A JP 2017106909 A JP2017106909 A JP 2017106909A JP 2016225222 A JP2016225222 A JP 2016225222A JP 2016225222 A JP2016225222 A JP 2016225222A JP 2017106909 A JP2017106909 A JP 2017106909A
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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
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0242—Testing optical properties by measuring geometrical properties or aberrations
- G01M11/0278—Detecting defects of the object to be tested, e.g. scratches or dust
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- 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
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- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
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- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
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- 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N2021/6417—Spectrofluorimetric devices
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- 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N21/6456—Spatial resolved fluorescence measurements; Imaging
- G01N2021/646—Detecting fluorescent inhomogeneities at a position, e.g. for detecting defects
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
- G01N2021/9583—Lenses
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/061—Sources
- G01N2201/06146—Multisources for homogeneisation, as well sequential as simultaneous operation
- G01N2201/06153—Multisources for homogeneisation, as well sequential as simultaneous operation the sources being LED's
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10004—Still image; Photographic image
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10024—Color image
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10064—Fluorescence image
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
- G06T2207/30164—Workpiece; Machine component
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- Geometry (AREA)
- Quality & Reliability (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Eyeglasses (AREA)
Abstract
Description
Claims (9)
- コンタクトレンズ材料における欠陥を検出するためのシステムであって、
食塩水に浮かべた前記レンズを検査するためのレンズおよびデジタル画像出力を有するカメラであって、該カメラの前記デジタル画像出力は、光のスペクトルのうちの前記レンズ材料の蛍光発光の放出によって生み出される部分に対応する色スペクトルの光によって生み出される画像のみを含むカメラと、
前記レンズを照明して、該レンズにおける蛍光発光の放出を励起するための第1の紫外光源と、
紫外光によって照明した前記レンズからの前記放射光をフィルタ処理するための第1のフィルタと、
関連メモリと、前記カメラから出力されるデジタル画像を受け付けるための入力と、分析したデジタル画像を表す出力とを有するコンピュータであって、前記分析されたデジタル画像は、前記レンズ材料において検出された不良の可視表示を含んでいるコンピュータと
を備えるシステム。 - 前記光源は、UV発光ダイオードのアレイを備える、請求項1に記載のシステム。
- 前記UV発光ダイオードのアレイは、前記カメラの前記レンズの周囲に配置される、請求項2に記載のシステム。
- 前記光源を前記カメラの画像の取得に同期した動作にて作動させることができるストロボコントローラをさらに備える、請求項1に記載のシステム。
- 前記光源を前記カメラの画像の取得に同期した動作にて異なるタイミングパルスで作動させることができる前記ストロボコントローラ内の特徴をさらに備える、請求項4に記載のシステム。
- 蛍光材料を有しているレンズ材料における欠陥を検出するための方法であって、
前記レンズ材料による第2のスペクトルの光の放出を励起するように設計された第1のスペクトルの光で前記レンズを照明するステップと、
前記レンズ材料の蛍光発光の放出によって引き起こされた光の前記第2のスペクトルを表す前記レンズの画像を取得するステップと、
前記画像を分析し、前記レンズにおける不良を表している画素を決定するステップと、
前記レンズ材料において検出された不良の可視表示を含む前記分析されたデジタル画像を提供するステップと
を含む方法。 - 前記デジタル画像における不良をコントラスト色で輪郭付けすることをさらに含む、請求項7に記載のレンズ材料における欠陥を検出するための方法。
- 所定の領域よりも大きい前記デジタル画像における不良を輪郭付けすることをさらに含む、請求項7に記載のレンズ材料における欠陥を検出するための方法。
- 所定の長さよりも長い前記デジタル画像における欠陥を輪郭付けすることをさらに含む、請求項7に記載のレンズ材料における欠陥を検出するための方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SG10201509497VA SG10201509497VA (en) | 2015-11-18 | 2015-11-18 | Contact lens defect inspection using uv illumination |
| SG10201509497V | 2015-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2017106909A true JP2017106909A (ja) | 2017-06-15 |
Family
ID=58640351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016225222A Pending JP2017106909A (ja) | 2015-11-18 | 2016-11-18 | Uv照明を用いるコンタクトレンズの欠陥の検査 |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US10739278B2 (ja) |
| JP (1) | JP2017106909A (ja) |
| KR (1) | KR20170058318A (ja) |
| CN (1) | CN106940306A (ja) |
| DE (1) | DE102016122146A1 (ja) |
| MY (1) | MY191431A (ja) |
| SG (1) | SG10201509497VA (ja) |
| TW (1) | TW201733335A (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2022050151A1 (ja) * | 2020-09-02 | 2022-03-10 |
Families Citing this family (7)
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|---|---|---|---|---|
| US20180356558A1 (en) * | 2017-06-08 | 2018-12-13 | Novartis Ag | Method for detecting the presence or absence of an ophthalmic lens within a receptacle |
| KR102194289B1 (ko) * | 2019-03-18 | 2020-12-22 | 주식회사 유니온커뮤니티 | 청색 또는 보라색 광을 차단하는 차단 성능을 검사하는 검사장치 및 그 검사방법 |
| DE102021211596A1 (de) * | 2020-10-14 | 2022-04-14 | Emage Vision PTE, Ltd. | Analyse- und nachverfolgungssystem für fehler an kontaktlinsen |
| US11861823B2 (en) * | 2021-04-27 | 2024-01-02 | Johnson & Johnson Vision Care, Inc. | Microfluidic device and method for quantifying contact lens deposition |
| US12051191B2 (en) | 2021-07-28 | 2024-07-30 | Coopervision International Limited | Systems and methods for acquiring and inspecting lens images of ophthalmic lenses |
| KR20230131795A (ko) * | 2022-03-07 | 2023-09-14 | 이미지 에이아이 피티이 리미티드 | 건식 안과 렌즈용 ir 파장을 이용한 결함 검출 시스템 및 방법 |
| JP2025012503A (ja) * | 2023-07-13 | 2025-01-24 | 株式会社日立産機システム | 外観検査装置及び外観検査方法 |
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2015
- 2015-11-18 SG SG10201509497VA patent/SG10201509497VA/en unknown
-
2016
- 2016-11-17 DE DE102016122146.5A patent/DE102016122146A1/de not_active Ceased
- 2016-11-18 TW TW105137850A patent/TW201733335A/zh unknown
- 2016-11-18 KR KR1020160154233A patent/KR20170058318A/ko not_active Ceased
- 2016-11-18 CN CN201611271119.8A patent/CN106940306A/zh active Pending
- 2016-11-18 US US15/355,595 patent/US10739278B2/en active Active
- 2016-11-18 MY MYPI2016002040A patent/MY191431A/en unknown
- 2016-11-18 JP JP2016225222A patent/JP2017106909A/ja active Pending
-
2020
- 2020-07-28 US US16/940,564 patent/US11408834B2/en active Active
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| JP2011215077A (ja) * | 2010-04-01 | 2011-10-27 | Asute Co Ltd | 紫外線探傷灯 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2022050151A1 (ja) * | 2020-09-02 | 2022-03-10 | ||
| WO2022050151A1 (ja) * | 2020-09-02 | 2022-03-10 | 京セラ株式会社 | コンタクトレンズ、コンタクトレンズ用ケース、コンタクトレンズユニット |
| JP2024103731A (ja) * | 2020-09-02 | 2024-08-01 | 京セラ株式会社 | コンタクトレンズ、コンタクトレンズ用ケース、およびコンタクトレンズユニット |
Also Published As
| Publication number | Publication date |
|---|---|
| US20200355626A1 (en) | 2020-11-12 |
| DE102016122146A1 (de) | 2017-05-18 |
| KR20170058318A (ko) | 2017-05-26 |
| MY191431A (en) | 2022-06-27 |
| US11408834B2 (en) | 2022-08-09 |
| SG10201509497VA (en) | 2017-06-29 |
| US10739278B2 (en) | 2020-08-11 |
| TW201733335A (zh) | 2017-09-16 |
| CN106940306A (zh) | 2017-07-11 |
| US20170138867A1 (en) | 2017-05-18 |
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