CA2013337C - Comparateur optique pour le controle des rayons de courbure - Google Patents

Comparateur optique pour le controle des rayons de courbure Download PDF

Info

Publication number: CA2013337C
Authority: CA; Canada
Prior art keywords: lens; line; plane; light; image
Prior art date: 1989-05-31
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.): Expired - Fee Related

Application number

CA 2013337

Other languages

English (en)

Other versions

CA2013337A1 (fr

Inventor

Charles Wayne Donaldson

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.)

General Electric Co

Original Assignee

General Electric Co

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.)

1989-05-31

Filing date

1990-03-29

Publication date

2002-03-12

1990-03-29 Application filed by General Electric Co filed Critical General Electric Co

1990-11-30 Publication of CA2013337A1 publication Critical patent/CA2013337A1/fr

2002-03-12 Application granted granted Critical

2002-03-12 Publication of CA2013337C publication Critical patent/CA2013337C/fr

2010-03-29 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

230000003287 optical effect Effects 0.000 title claims description 17
238000000034 method Methods 0.000 claims description 11
230000002463 transducing effect Effects 0.000 claims 3
238000005259 measurement Methods 0.000 description 5
150000001875 compounds Chemical class 0.000 description 4
238000003384 imaging method Methods 0.000 description 3
238000007689 inspection Methods 0.000 description 3
230000001154 acute effect Effects 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
239000011159 matrix material Substances 0.000 description 2
238000012937 correction Methods 0.000 description 1
239000000835 fiber Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000013178 mathematical model Methods 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
230000008569 process Effects 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000005855 radiation Effects 0.000 description 1
238000006467 substitution reaction Methods 0.000 description 1

Landscapes

Length Measuring Devices By Optical Means (AREA)

CA 2013337 1989-05-31 1990-03-29 Comparateur optique pour le controle des rayons de courbure Expired - Fee Related CA2013337C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US36101489A	1989-05-31	1989-05-31
US361,014		1989-05-31

Publications (2)

Publication Number	Publication Date
CA2013337A1 CA2013337A1 (fr)	1990-11-30
CA2013337C true CA2013337C (fr)	2002-03-12

Family

ID=23420294

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2013337 Expired - Fee Related CA2013337C (fr)	1989-05-31	1990-03-29	Comparateur optique pour le controle des rayons de courbure

Country Status (1)

Country	Link
CA (1)	CA2013337C (fr)

1990
- 1990-03-29 CA CA 2013337 patent/CA2013337C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2013337A1 (fr)	1990-11-30

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Legal Events

Date	Code	Title	Description
1997-03-20	EEER	Examination request
2005-03-29	MKLA	Lapsed