[go: up one dir, main page]

KR920001191A - 유리 광학재질의 측정방법과 장치 - Google Patents

유리 광학재질의 측정방법과 장치 Download PDF

Info

Publication number
KR920001191A
KR920001191A KR1019910010530A KR910010530A KR920001191A KR 920001191 A KR920001191 A KR 920001191A KR 1019910010530 A KR1019910010530 A KR 1019910010530A KR 910010530 A KR910010530 A KR 910010530A KR 920001191 A KR920001191 A KR 920001191A
Authority
KR
South Korea
Prior art keywords
glass
point
computer
camera
balanced
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.)
Granted
Application number
KR1019910010530A
Other languages
English (en)
Other versions
KR0170781B1 (ko
Inventor
게링 뽈
가유 파트릭
비제 필립
Original Assignee
에스. 르 바그레즈
쌩-고벵 비뜨라지 엥떼르나시오날
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 에스. 르 바그레즈, 쌩-고벵 비뜨라지 엥떼르나시오날 filed Critical 에스. 르 바그레즈
Publication of KR920001191A publication Critical patent/KR920001191A/ko
Application granted granted Critical
Publication of KR0170781B1 publication Critical patent/KR0170781B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
    • 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
    • G01N2021/9586—Windscreens

Landscapes

  • Immunology (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Image Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Analysis (AREA)

Abstract

내용 없음

Description

유리 광학재질의 측정방법과 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1도는 본 발명의 방법의 원리를 나타낸 도해도,
제 2도는 해상도의 도해도,
제 3도는 유리앞창의 구역을 나타낸 도해도.

Claims (16)

  1. 포인트(M)에 나타난 조명이 유리가 없는 동일한 포인트(M)에 존재하는 빛에 따라 균형이 잡히고, 유리(3)상에 일치하는 포인트(m)의 기하학적이고 광학적인 특징에 따라 국부광원(2, 15)으로 투사되어 화면(4)상에 나타난 음영부의 영상을 기록하는 것을 특징으로 하는 유리 광학재질을 측정하고 검사하는 방법.
  2. 제 1항에 있어서, 유리포인트(m)의 기하학적인 특성이 작은 칫수의 소자(21)의 입사각()과 거리(L1), 광원(2, 15)을 포함하는 것을 특징으로 하는 유리 광학재질을 측정하고 검사하는 방법.
  3. 제 1항에 있어서, 유리포인트(m)의 광학 특성은 광원(2, 15)과 카메라(6)의 스펙트럼 특성에 의해 균형이 되는 반사와 흡수인 것을 특징으로 하는 유리 광학재질을 측정하고 검사하는 방법.
  4. 상기의 청구항중의 어느 한 항에 있어서, 균형이 되게 하는 카메라(6)에 연결된 컴퓨터를 포함하는 것을 특징으로 하는 유리 광학재질을 측정하고 검사하는 방법.
  5. 제 1항에 있어서, 유리가 자동차 앞창에 있는 것을 특징으로 하는 유리 광학재질을 측정하고 검사하는 방법.
  6. 제 4항에 또는 제5항에 있어서, 앞창(3)이 외형을 확인하기 위해 논리적으로 주변의 영상(5)에 의해 동일화 되는 것을 특징으로 하는 유리 광학재질을 측정하고 검사하는 방법.
  7. 선행의 어느 한 항에 있어서, 연산소자는 측정치(E3)가 변형되는 것과 같은 것을 특징으로 하는 유리 광학재질을 측정하고 검사하는 방법.
  8. 제 5항 또는 제 7항에 있어서, 측정치(E3)가 앞창(3)의 구역(19, 20)에 따라 다수의 한계치와 비교되는 것을 특징으로 하는 유리 광학재질을 측정하고 검사하는 방법.
  9. 제 8항에 있어서, 구역(19, 20)사이에 있는 경계(18)가 카메라(6)에 연결된 컴퓨터에 기억되는 것을 특징으로 하는 유리 광학재질을 측정하고 검사하는 방법.
  10. 선행의 어느 한 항에 있어서, 국부 광원(15)이 헤드라이트(1)의 대물렌즈(10)에서 이탈될 때 조리개에 의해 한정되는 것을 특징으로 하는 유리 광학 재질을 측정하고 검사하는 방법.
  11. 제 10항에 있어서, 집광렌즈(9) 앞의 평면 대상물(11)은 스크린(4)상에서 대물렌즈(10)에 의해 제공되는 것을 특징으로 하는 유리 광학 재질을 측정하고 검사하는 방법.
  12. 제 11항에 있어서, 소정 방향의 해상도는 유리(3)의 광속선(16)의 칫수(17)와 동일한 것을 특징으로 하는 유리 광학재질을 측정하고 검사하는 방법.
  13. 컴퓨터에 연결된 CCD카메라를 포함하는 것을 특징으로 하는 제 1항의 방법을 실현하기 위한 장치.
  14. 제 13항에 있어서, 컴퓨터는 유리가 없는 스크린상에 타나난 영상을 기억하는 것을 특징으로 하는 장치.
  15. 제 13항 또는 제 14항에 있어서, 컴퓨터는 대응하는 소자(21)상의 입사각()에 의해 유리의 포인트(m)의 광학적 특성과 흡수치(A)와 정상투사하에서의 반사치(R)를 측정하는 것을 특징으로 하는 장치.
  16. 생산라인상의 자동차 앞창을 검사하는 선행의 청구범위 중 한항의 방법과 장치의 적용.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910010530A 1990-06-25 1991-06-25 유리 광학재질의 측정방법과 장치 Expired - Fee Related KR0170781B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9007924 1990-06-25
FR9007924A FR2663744B1 (fr) 1990-06-25 1990-06-25 Procede et dispositif de mesure de la qualite optique d'un vitrage.

Publications (2)

Publication Number Publication Date
KR920001191A true KR920001191A (ko) 1992-01-30
KR0170781B1 KR0170781B1 (ko) 1999-05-01

Family

ID=9397954

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910010530A Expired - Fee Related KR0170781B1 (ko) 1990-06-25 1991-06-25 유리 광학재질의 측정방법과 장치

Country Status (8)

Country Link
US (1) US5146282A (ko)
EP (1) EP0463940B1 (ko)
JP (1) JP3270491B2 (ko)
KR (1) KR0170781B1 (ko)
DE (1) DE69107128T2 (ko)
ES (1) ES2068531T3 (ko)
FR (1) FR2663744B1 (ko)
PT (1) PT98086B (ko)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2718232B1 (fr) * 1994-03-31 1996-05-24 Saint Gobain Vitrage Procédé et dispositif pour mesurer la qualité optique de la surface d'un objet transparent.
FR2720831B3 (fr) 1994-06-02 1996-07-12 Saint Gobain Vitrage Procédé de mesure de la qualité optique d'un vitrage.
US5726749A (en) * 1996-09-20 1998-03-10 Libbey-Owens-Ford Co. Method and apparatus for inspection and evaluation of angular deviation and distortion defects for transparent sheets
US6766046B1 (en) 1998-02-19 2004-07-20 Asahi Glass Company Ltd. Plate glass shatter testing method, device, imaging method for glass testing and image signal processing method
US6909502B2 (en) * 2001-12-27 2005-06-21 General Electric Method and apparatus for measuring ripple and distortion in a transparent material
GB0306259D0 (en) * 2003-03-19 2003-04-23 Pilkington Plc Method to determine the optical quality of a glazing
FR2855168B1 (fr) * 2003-05-19 2007-03-30 Saint Gobain Bombage de vitrages par gravite sur une multiplicite de supports
FI117354B (fi) * 2003-06-02 2006-09-15 Tamglass Ltd Oy Menetelmä reunamuotilla taivutettavan lasilevyn taivutuspussikkuuden mittaamiseksi
US7339664B2 (en) * 2004-09-29 2008-03-04 General Electric Company System and method for inspecting a light-management film and method of making the light-management film
US20060092276A1 (en) * 2004-10-28 2006-05-04 Ariglio James A Inspection system and method for identifying surface and body defects in a glass sheet
GB0610148D0 (en) * 2006-05-23 2006-06-28 Pilkington Automotive D Gmbh Glazing inspection method
KR100838655B1 (ko) * 2006-10-27 2008-06-16 (주)쎄미시스코 유리기판의 품질 검사장치 및 그 검사방법
DE202013008910U1 (de) * 2013-10-07 2015-01-09 MÖLLER-WEDEL OPTICAL GmbH Vorrichtung zum Vermessen von Scheiben, insbesondere von Windschutzscheiben von Fahrzeugen
DE202013008909U1 (de) * 2013-10-07 2015-01-09 MÖLLER-WEDEL OPTICAL GmbH Vorrichtung zum Vermessen von Scheiben, insbesondere von Windschutzscheiben von Fahrzeugen
KR20160002652U (ko) 2015-01-21 2016-07-29 조경희 넝쿨작물 줄기 유인용 집게
FR3078161B1 (fr) 2018-02-22 2020-03-27 Saint-Gobain Glass France Methode de simulation de la puissance optique d'un verre feuillete
FR3090088B1 (fr) 2018-12-12 2021-06-18 Saint Gobain Procédé de mesure des écarts géométriques entre les surfaces incurvées d'une pluralité de matériaux à évaluer et une surface incurvée d’un matériau de référence
FR3101420B1 (fr) 2019-09-30 2023-12-29 Saint Gobain Méthode d’évaluation de la qualité optique d’une zone délimitée d’un vitrage
EP4092409A1 (en) 2021-05-20 2022-11-23 Saint-Gobain Glass France Method for detecting optical defects within windshield
EP4170327A1 (en) 2021-10-22 2023-04-26 Saint-Gobain Glass France Method and system for detecting optical defects within a glass windshield
FR3149384B1 (fr) * 2023-05-31 2025-06-06 Saint Gobain Procédé et système pour déterminer de la qualité optique d’une pluralité de vitrages destinés à équiper des véhicules

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4299482A (en) * 1979-11-01 1981-11-10 The United States Of America As Represented By The Secretary Of The Air Force Measurement of windscreen distortion using optical diffraction
US4453827A (en) * 1981-08-28 1984-06-12 The United States Of America As Represented By The Secretary Of The Air Force Optical distortion analyzer system
JPS5852504A (ja) * 1981-09-24 1983-03-28 Nippon Sheet Glass Co Ltd 透明板の透視歪検査方法
US4398822A (en) * 1981-12-03 1983-08-16 Task Harry L Two-axis angular deviation measurement system with target image rotating means
JPS60119404A (ja) * 1983-12-01 1985-06-26 Nippon Sheet Glass Co Ltd 板ガラスの歪検査装置
DE3816392A1 (de) * 1988-05-13 1989-11-23 Ver Glaswerke Gmbh Verfahren zur bestimmung der optischen qualitaet von flachglas oder flachglasprodukten

Also Published As

Publication number Publication date
PT98086A (pt) 1993-08-31
ES2068531T3 (es) 1995-04-16
FR2663744B1 (fr) 1993-05-28
US5146282A (en) 1992-09-08
JPH04232446A (ja) 1992-08-20
JP3270491B2 (ja) 2002-04-02
KR0170781B1 (ko) 1999-05-01
EP0463940A1 (fr) 1992-01-02
EP0463940B1 (fr) 1995-02-01
DE69107128T2 (de) 1995-09-07
FR2663744A1 (fr) 1991-12-27
DE69107128D1 (de) 1995-03-16
PT98086B (pt) 1998-12-31

Similar Documents

Publication Publication Date Title
KR920001191A (ko) 유리 광학재질의 측정방법과 장치
US5225890A (en) Surface inspection apparatus and method
US5168322A (en) Surface inspection using retro-reflective light field
KR860001344A (ko) 투명 제품의 선택굴절성 결함 검출계통
JPH07333162A (ja) ガラス製品の光学的品質を測定する方法
JPH03175308A (ja) ガラスのような透明材料から成る大面積の板の光学品質検査方法
KR920008467A (ko) 분절체의 표면지형 측정장치 및 방법
US2064368A (en) Projection apparatus
US4092071A (en) Photoelectric determination of the cut-off of a light beam from a motor vehicle headlamp
JP3417494B2 (ja) 硝子基板の表面うねり検査方法及び装置
US1899804A (en) Line image producer
FR2363088A1 (fr) Spectrophotometre perfectionne
JPH08178855A (ja) 透光性物体あるいは鏡面性物体の検査方法
US2929295A (en) Night visibility meter
TW201638610A (zh) 測距系統及測量距離的方法
US3802785A (en) Luminance distribution photometer
US2154374A (en) Haze meter
Capstaff et al. A compact motion picture densitometer
JPH03276005A (ja) 形状測定装置
JP2720133B2 (ja) コリメータ装置
US2570219A (en) Interferometer device having a permanently positioned interference pattern viewing screen
JPH0750038B2 (ja) プラスチックフィルムのシースルー特性の測定方法
JPH0412255A (ja) 鏡面検査装置
US4968139A (en) Illuminating system for the visual inspection of objects
US20050078302A1 (en) Depth of field enhancement for optical comparator

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

FPAY Annual fee payment

Payment date: 20051011

Year of fee payment: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20061017

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20061017