GB8305847D0 - Optical apparatus - Google Patents

Optical apparatus

Info

Publication number: GB8305847D0
Authority: GB; United Kingdom
Prior art keywords: optical apparatus; optical
Prior art date: 1982-03-03
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

GB838305847A

Other versions

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.)

Sira Ltd

Original Assignee

Sira 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.)

1982-03-03

Filing date

1983-03-03

Publication date

1983-04-07

1983-03-03 Application filed by Sira Ltd filed Critical Sira Ltd

1983-03-03 Priority to GB08305847A priority Critical patent/GB2117897B/en

1983-04-07 Publication of GB8305847D0 publication Critical patent/GB8305847D0/en

1983-10-19 Publication of GB2117897A publication Critical patent/GB2117897A/en

1986-04-16 Application granted granted Critical

1986-04-16 Publication of GB2117897B publication Critical patent/GB2117897B/en

Status Expired legal-status Critical Current

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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/8901—Optical details; Scanning details
- 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
- G01N21/47—Scattering, i.e. diffuse reflection

Landscapes

Engineering & Computer Science (AREA)
Textile Engineering (AREA)
Physics & Mathematics (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Biochemistry (AREA)
General Health & Medical Sciences (AREA)
General Physics & Mathematics (AREA)
Immunology (AREA)
Pathology (AREA)
Facsimile Scanning Arrangements (AREA)

GB08305847A 1982-03-03 1983-03-03 Detecting surface defects Expired GB2117897B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB08305847A GB2117897B (en)	1982-03-03	1983-03-03	Detecting surface defects

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB8206279		1982-03-03
GB08305847A GB2117897B (en)	1982-03-03	1983-03-03	Detecting surface defects

Publications (3)

Publication Number	Publication Date
GB8305847D0 true GB8305847D0 (en)	1983-04-07
GB2117897A GB2117897A (en)	1983-10-19
GB2117897B GB2117897B (en)	1986-04-16

Family

ID=26282161

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08305847A Expired GB2117897B (en)	1982-03-03	1983-03-03	Detecting surface defects

Country Status (1)

Country	Link
GB (1)	GB2117897B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4629319A (en) *	1984-02-14	1986-12-16	Diffracto Ltd.	Panel surface flaw inspection
US4920385A (en) *	1984-02-14	1990-04-24	Diffracto Ltd.	Panel surface flaw inspection
US5206700A (en) *	1985-03-14	1993-04-27	Diffracto, Ltd.	Methods and apparatus for retroreflective surface inspection and distortion measurement
GB8610304D0 (en) *	1986-04-28	1986-06-04	Sira Ltd	Optical apparatus
GB2193803A (en) *	1986-07-04	1988-02-17	De La Rue Syst	Monitoring diffuse reflectivity
US5168322A (en) *	1991-08-19	1992-12-01	Diffracto Ltd.	Surface inspection using retro-reflective light field
US5216485A (en) *	1991-09-04	1993-06-01	International Business Machines Corporation	Advanced via inspection tool (avit)
US5220617A (en) *	1991-09-04	1993-06-15	International Business Machines Corporation	Method and apparatus for object inspection
US5225890A (en) *	1991-10-28	1993-07-06	Gencorp Inc.	Surface inspection apparatus and method
GB2339614B (en)	1998-07-14	2000-06-21	Infrared Integrated Syst Ltd	Detector-array sensor with mask warning
CN104568949B (en) *	2014-12-23	2018-02-23	宁波亚洲浆纸业有限公司	A kind of quantitative detecting method and its device of the quick-fried black degree of cardboard

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB894570A (en) *	1959-07-15	1962-04-26	British Iron Steel Research	Improvements in or relating to the detection of surface abnormalities
DE1573496A1 (en) *	1965-11-20	1970-04-16	Feldmuehle Ag	Device for testing and sorting of web or sheet products
US3478218A (en) *	1965-12-15	1969-11-11	Itt	Apparatus and method for detecting flaws in articles of glass and the like
DE2532603C3 (en) *	1975-07-21	1978-12-14	Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch	Optical device for determining the light exit angle
DE2727927C3 (en) *	1977-06-21	1980-01-24	Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch	Device for the separate detection of light beams
GB2018985B (en) *	1978-02-13	1983-01-06	Sira Institute	Detecting flaws in sheets
GB1596295A (en) *	1978-04-28	1981-08-26	Sira Institute	Optical apparatus and method
IT1108254B (en) *	1978-10-24	1985-12-02	Fiat Spa	PROCEDURE AND DEVICE FOR THE LEVELING OF SURFACE DEFECTS OF A PIECE WHICH HAS BEEN SUBJECTED TO A MECHANICAL PROCESSING
DE3006072C2 (en) *	1980-02-19	1984-11-29	Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch	Defect detection device for material webs

1983
- 1983-03-03 GB GB08305847A patent/GB2117897B/en not_active Expired

Also Published As

Publication number	Publication date
GB2117897A (en)	1983-10-19
GB2117897B (en)	1986-04-16

Publication	Publication Date	Title
DE3362267D1 (en)	1986-04-03	Sheet-binding apparatus
DE3372073D1 (en)	1987-07-23	Medicine-delivering apparatus
GB8332416D0 (en)	1984-01-11	Optical position location apparatus
GB2119765B (en)	1985-07-10	Web-reeling apparatus
GB8300821D0 (en)	1983-02-16	Laser apparatus
GB8305578D0 (en)	1983-03-30	Oculometer apparatus
GB2122383B (en)	1985-11-27	Optical reproducing apparatus
GB2119114B (en)	1985-11-27	Optical apparatus
EP0099756A3 (en)	1985-01-30	Diaphanoscopy apparatus
GB2126795B (en)	1986-12-03	Optical device
DE3369762D1 (en)	1987-03-12	Optical disc apparatus
GB2138269B (en)	1986-07-23	Rice-hulling apparatus
GB2115579B (en)	1985-06-05	Optical reproducing apparatus
DE3369413D1 (en)	1987-02-26	Optical disk apparatus
GB8305847D0 (en)	1983-04-07	Optical apparatus
DE3379427D1 (en)	1989-04-20	Alignment apparatus
DE3366250D1 (en)	1986-10-23	Optical device
GB2127568B (en)	1986-02-12	Optical scanning apparatus
GB2113817B (en)	1985-05-30	Optical apparatus
GB2117112B (en)	1985-03-27	Optical multi-ray gas-detecting apparatus
GB8317874D0 (en)	1983-08-03	Optical apparatus
GB2126037B (en)	1986-03-19	Optical parametrons
GB8313496D0 (en)	1983-06-22	Optical measuring apparatus
JPS57190921A (en)	1982-11-24	Optical apparatus
GB8416247D0 (en)	1984-08-01	Optical apparatus

Legal Events

Date	Code	Title	Description
1997-10-22	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19970303