FR2592496B1 - READING DEVICE FOR CATHODE SCREENS - Google Patents

READING DEVICE FOR CATHODE SCREENS

Info

Publication number: FR2592496B1
Authority: FR; France
Prior art keywords: reading device; cathode screens; screens; cathode; reading
Prior art date: 1985-12-30
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

FR8519583A

Other languages

French (fr)

Other versions

FR2592496A1 (en

Inventor

Jean-Claude Keller

Yves Guyonvaach

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.)

KELLER JEAN CLAUDE

Original Assignee

KELLER JEAN CLAUDE

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.)

1985-12-30

Filing date

1985-12-30

Publication date

1990-05-04

1985-12-30 Application filed by KELLER JEAN CLAUDE filed Critical KELLER JEAN CLAUDE

1985-12-30 Priority to FR8519583A priority Critical patent/FR2592496B1/en

1987-07-03 Publication of FR2592496A1 publication Critical patent/FR2592496A1/en

1990-05-04 Application granted granted Critical

1990-05-04 Publication of FR2592496B1 publication Critical patent/FR2592496B1/en

2005-12-30 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C5/00—Constructions of non-optical parts
- G02C5/001—Constructions of non-optical parts specially adapted for particular purposes, not otherwise provided for or not fully classifiable according to technical characteristics, e.g. therapeutic glasses

Landscapes

Physics & Mathematics (AREA)
Health & Medical Sciences (AREA)
General Physics & Mathematics (AREA)
Ophthalmology & Optometry (AREA)
Optics & Photonics (AREA)
Position Input By Displaying (AREA)

FR8519583A 1985-12-30 1985-12-30 READING DEVICE FOR CATHODE SCREENS Expired - Fee Related FR2592496B1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
FR8519583A FR2592496B1 (en)	1985-12-30	1985-12-30	READING DEVICE FOR CATHODE SCREENS

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8519583A FR2592496B1 (en)	1985-12-30	1985-12-30	READING DEVICE FOR CATHODE SCREENS

Publications (2)

Publication Number	Publication Date
FR2592496A1 FR2592496A1 (en)	1987-07-03
FR2592496B1 true FR2592496B1 (en)	1990-05-04

Family

ID=9326441

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8519583A Expired - Fee Related FR2592496B1 (en)	1985-12-30	1985-12-30	READING DEVICE FOR CATHODE SCREENS

Country Status (1)

Country	Link
FR (1)	FR2592496B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN103000004B (en) *	2011-09-13	2014-09-17	三星电子（中国）研发中心	Monitoring method for visibility range from eyes to screen
CN103217812A (en) *	2013-05-05	2013-07-24	管存忠	Ultrasonic distance measuring spectacles

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2552443C3 (en) *	1975-11-22	1978-05-18	Optische Werke G. Rodenstock, 8000 Muenchen	Device for the subjective refraction of human eyes
GB2060918A (en) *	1979-10-09	1981-05-07	Panavision Inc	Measuring the focal distance from a cine camera
JPS57158829A (en) *	1981-03-27	1982-09-30	Hoya Corp	Production of glasses
NL8200868A (en) *	1982-03-03	1983-10-03	Rijksuniversiteit	METHOD FOR MANUFACTURING A HUMANE PROSTHESIS AND APPARATUS TO BE USED BY THE METHOD
EP0092364A1 (en) *	1982-04-14	1983-10-26	The Hanwell Optical Co. Limited	A method of and apparatus for dimensioning a lens to fit a spectacle frame

1985
- 1985-12-30 FR FR8519583A patent/FR2592496B1/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
FR2592496A1 (en)	1987-07-03

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Legal Events

Date	Code	Title
1988-10-21	ST	Notification of lapse
1988-12-02	AR	Application made for restoration
1989-03-03	BR	Restoration of rights
1992-10-30	ST	Notification of lapse