ATE11600T1 - Progressive multifokallinse. - Google Patents

Progressive multifokallinse.

Info

Publication number: ATE11600T1
Authority: AT; Austria
Prior art keywords: zones; progressive; viewing; zone; refractive power
Prior art date: 1980-04-12

Application number

AT81301541T

Other languages

English (en)

Inventor

Akira Kitani

Original Assignee

Kabushiki Kaisha Hoya Lens

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.)

1980-04-12

Filing date

1981-04-08

Publication date

1985-02-15

1981-04-08 Application filed by Kabushiki Kaisha Hoya Lens filed Critical Kabushiki Kaisha Hoya Lens

1985-02-15 Application granted granted Critical

1985-02-15 Publication of ATE11600T1 publication Critical patent/ATE11600T1/de

Links

230000000750 progressive effect Effects 0.000 title abstract 4
201000009310 astigmatism Diseases 0.000 abstract 1
230000007704 transition Effects 0.000 abstract 1

Classifications

- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
- G02C7/061—Spectacle lenses with progressively varying focal power
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/10—Bifocal lenses; Multifocal lenses

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Health & Medical Sciences (AREA)
Ophthalmology & Optometry (AREA)
General Health & Medical Sciences (AREA)
Eyeglasses (AREA)

AT81301541T 1980-04-12 1981-04-08 Progressive multifokallinse. ATE11600T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP4853580A JPS56144414A (en)	1980-04-12	1980-04-12	Progressive multifocal lens
EP81301541A EP0039544B1 (de)	1980-04-12	1981-04-08	Progressive Multifokallinse

Publications (1)

Publication Number	Publication Date
ATE11600T1 true ATE11600T1 (de)	1985-02-15

Family

ID=12806050

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT81301541T ATE11600T1 (de)	1980-04-12	1981-04-08	Progressive multifokallinse.

Country Status (8)

Country	Link
US (1)	US4472036A (de)
EP (1)	EP0039544B1 (de)
JP (1)	JPS56144414A (de)
AT (1)	ATE11600T1 (de)
AU (1)	AU538013B2 (de)
BR (1)	BR8102195A (de)
CA (1)	CA1149208A (de)
DE (1)	DE3168578D1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8528460D0 (en) *	1985-11-19	1985-12-24	Sola Int Holdings	Multifocal lens
US4838675A (en) *	1987-06-19	1989-06-13	Sola International Holdings, Ltd.	Method for improving progressive lens designs and resulting article
US4869588A (en) *	1987-09-14	1989-09-26	Opticorp, Inc.	Non-progressive multifocal ophthamic lenses
US5543816A (en) *	1993-10-07	1996-08-06	Virtual Vision	Head mounted display system with aspheric optics
US5446508A (en) *	1994-02-18	1995-08-29	Bmc Industries, Inc.	Progressive power lens
US5847803A (en) *	1996-09-17	1998-12-08	Innotech, Inc.	Optic incorporating a power gradient
US7820560B2 (en) *	2003-07-24	2010-10-26	Propex Operating Company Llc	Turf reinforcement mat having multi-dimensional fibers and method for erosion control
US8042941B2 (en)	2010-01-29	2011-10-25	Indizen Optical Technologies, S.I.	Lens with continuous power gradation
US8474976B2 (en)	2010-10-30	2013-07-02	Thang Duong	Automatic accommodative spectacles using sensors and focusing elements
US8628193B2 (en)	2010-11-20	2014-01-14	Yibin TIAN	Automatic accommodative spectacles using a scene analyzer and focusing elements
CA2877572A1 (en)	2011-09-22	2012-09-24	Ocular Technology Inc.	Multi-focal lens
US12455404B2 (en) *	2020-03-18	2025-10-28	Google Llc	Multi-focal optics for wearable heads-up displays

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE755907A (fr) *	1969-09-11	1971-02-15	Lunetiers	Lentilles a puissance focale progressive
NL168626C (nl) *	1973-08-16	1982-04-16	American Optical Corp	Lens voor een bril met over het oppervlak varierende sterkte.
DE2610203B2 (de) *	1976-03-11	1981-01-22	Optische Werke G. Rodenstock, 8000 Muenchen	Progressives Brillenglas
FR2393335A1 (fr) *	1977-06-03	1978-12-29	Simonet Antoine	Verre progressif pour la correction de la presbytie
FR2425653A1 (fr) *	1978-05-12	1979-12-07	Essilor Int	Procede pour elaborer une surface de refraction d'une lentille ophtalmique a puissance focale progressivement variable
US4274717A (en) *	1979-05-18	1981-06-23	Younger Manufacturing Company	Ophthalmic progressive power lens and method of making same
US4307945A (en) *	1980-02-14	1981-12-29	Itek Corporation	Progressively varying focal power opthalmic lens

1980
- 1980-04-12 JP JP4853580A patent/JPS56144414A/ja active Pending
1981
- 1981-04-08 AT AT81301541T patent/ATE11600T1/de not_active IP Right Cessation
- 1981-04-08 EP EP81301541A patent/EP0039544B1/de not_active Expired
- 1981-04-08 DE DE8181301541T patent/DE3168578D1/de not_active Expired
- 1981-04-10 BR BR8102195A patent/BR8102195A/pt unknown
- 1981-04-10 CA CA000375266A patent/CA1149208A/en not_active Expired
- 1981-04-13 US US06/253,264 patent/US4472036A/en not_active Expired - Fee Related
- 1981-04-13 AU AU69445/81A patent/AU538013B2/en not_active Ceased

Also Published As

Publication number	Publication date
EP0039544B1 (de)	1985-01-30
AU6944581A (en)	1981-10-22
JPS56144414A (en)	1981-11-10
DE3168578D1 (en)	1985-03-14
EP0039544A3 (en)	1982-10-27
EP0039544A2 (de)	1981-11-11
US4472036A (en)	1984-09-18
BR8102195A (pt)	1981-10-13
AU538013B2 (en)	1984-07-26
CA1149208A (en)	1983-07-05

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ATE11600T1 (de)	1985-02-15	Progressive multifokallinse.
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Legal Events

Date	Code	Title	Description
1985-06-15	UEP	Publication of translation of european patent specification
1988-02-15	REN	Ceased due to non-payment of the annual fee