FR2499725B1 - Lentilles ophtalmiques a puissance progressive - Google Patents
Lentilles ophtalmiques a puissance progressiveInfo
- Publication number
- FR2499725B1 FR2499725B1 FR8104300A FR8104300A FR2499725B1 FR 2499725 B1 FR2499725 B1 FR 2499725B1 FR 8104300 A FR8104300 A FR 8104300A FR 8104300 A FR8104300 A FR 8104300A FR 2499725 B1 FR2499725 B1 FR 2499725B1
- Authority
- FR
- France
- Prior art keywords
- ophthalmic lenses
- progressive power
- power ophthalmic
- progressive
- lenses
- 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.)
- Expired
Links
- 230000000750 progressive effect Effects 0.000 title 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
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Eyeglasses (AREA)
- Prostheses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US23275581A | 1981-02-09 | 1981-02-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2499725A1 FR2499725A1 (fr) | 1982-08-13 |
FR2499725B1 true FR2499725B1 (fr) | 1985-07-05 |
Family
ID=22874431
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8104300A Expired FR2499725B1 (fr) | 1981-02-09 | 1981-03-04 | Lentilles ophtalmiques a puissance progressive |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS57139718A (fr) |
AU (1) | AU532218B2 (fr) |
BR (1) | BR8101927A (fr) |
CA (1) | CA1153228A (fr) |
CH (1) | CH641572A5 (fr) |
FR (1) | FR2499725B1 (fr) |
GB (1) | GB2092772B (fr) |
IE (1) | IE50992B1 (fr) |
IT (1) | IT8148143A0 (fr) |
MX (1) | MX153400A (fr) |
NL (1) | NL189879C (fr) |
SE (1) | SE451772B (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59151128A (ja) * | 1983-02-17 | 1984-08-29 | Hoya Corp | 累進多焦点眼鏡レンズ |
US4676610A (en) * | 1983-07-22 | 1987-06-30 | Sola International Holdings Ltd. | Method of making progressive lens surface and resulting article |
US5123725A (en) * | 1986-12-19 | 1992-06-23 | American Optical Corporation | Progressive addition spectacle lens |
US4861153A (en) * | 1986-12-19 | 1989-08-29 | American Optical Corporation | Progressive addition spectacle lens |
US4838675A (en) * | 1987-06-19 | 1989-06-13 | Sola International Holdings, Ltd. | Method for improving progressive lens designs and resulting article |
FR2617989B1 (fr) * | 1987-07-07 | 1989-10-27 | Essilor Int | Lentille ophtalmique multifocale |
JP2756670B2 (ja) * | 1987-11-30 | 1998-05-25 | 旭光学工業株式会社 | 累進多焦点眼鏡レンズ |
US5285222A (en) * | 1992-11-20 | 1994-02-08 | Gentex Optics, Inc. | Progressive lens series |
FR2704327B1 (fr) * | 1993-04-23 | 1995-06-23 | Essilor Int | Paire de lentilles ophtalmiques multifocales progressives. |
US5812237A (en) * | 1995-11-27 | 1998-09-22 | Roddy; Kenneth C. | Ophthalmic no-line progressive addition lenses |
EP1518140B1 (fr) * | 2002-05-31 | 2011-09-14 | Crossbows Optical Limited | Verre a foyer progressif |
JP4973027B2 (ja) | 2005-08-22 | 2012-07-11 | セイコーエプソン株式会社 | 累進屈折力レンズ |
JP2011070234A (ja) * | 2005-08-22 | 2011-04-07 | Seiko Epson Corp | 累進屈折力レンズ |
JP4559515B2 (ja) * | 2008-12-03 | 2010-10-06 | クロスボウズ オプティカル リミテッド | 累進屈折力レンズ |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA583087A (fr) * | 1955-06-04 | 1959-09-15 | J. Davenport Lawrence | Lentille a puissance variable |
BE755907A (fr) * | 1969-09-11 | 1971-02-15 | Lunetiers | Lentilles a puissance focale progressive |
NL7107504A (fr) * | 1971-06-01 | 1972-12-05 | ||
US4056311A (en) * | 1973-08-16 | 1977-11-01 | American Optical Corporation | Progressive power ophthalmic lens having a plurality of viewing zones with non-discontinuous variations therebetween |
DE2814916C3 (de) * | 1978-04-06 | 1982-01-07 | Optische Werke G. Rodenstock, 8000 München | Brillenglas mit einem zwischen Fernteil und Nahteil liegenden Progressionsbereich |
-
1981
- 1981-03-04 FR FR8104300A patent/FR2499725B1/fr not_active Expired
- 1981-03-04 GB GB8106861A patent/GB2092772B/en not_active Expired
- 1981-03-05 CA CA000372360A patent/CA1153228A/fr not_active Expired
- 1981-03-06 SE SE8101437A patent/SE451772B/sv not_active IP Right Cessation
- 1981-03-06 CH CH154881A patent/CH641572A5/fr not_active IP Right Cessation
- 1981-03-13 IE IE553/81A patent/IE50992B1/en not_active IP Right Cessation
- 1981-03-18 NL NLAANVRAGE8101311,A patent/NL189879C/xx not_active IP Right Cessation
- 1981-03-19 AU AU68551/81A patent/AU532218B2/en not_active Ceased
- 1981-03-23 MX MX186497A patent/MX153400A/es unknown
- 1981-03-30 JP JP56045669A patent/JPS57139718A/ja active Granted
- 1981-03-30 IT IT8148143A patent/IT8148143A0/it unknown
- 1981-03-31 BR BR8101927A patent/BR8101927A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2499725A1 (fr) | 1982-08-13 |
JPH0147767B2 (fr) | 1989-10-16 |
IT8148143A0 (it) | 1981-03-30 |
SE451772B (sv) | 1987-10-26 |
CA1153228A (fr) | 1983-09-06 |
GB2092772A (en) | 1982-08-18 |
AU6855181A (en) | 1982-08-26 |
CH641572A5 (fr) | 1984-02-29 |
GB2092772B (en) | 1985-06-19 |
NL189879B (nl) | 1993-03-16 |
NL189879C (nl) | 1993-08-16 |
NL8101311A (nl) | 1982-09-01 |
MX153400A (es) | 1986-10-07 |
AU532218B2 (en) | 1983-09-22 |
IE810553L (en) | 1982-08-09 |
IE50992B1 (en) | 1986-09-03 |
SE8101437L (sv) | 1982-08-10 |
JPS57139718A (en) | 1982-08-28 |
BR8101927A (pt) | 1983-06-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
CL | Concession to grant licences |