ES2149255T3 - Cristal para gafas con efecto astigmatico. - Google Patents
Cristal para gafas con efecto astigmatico.Info
- Publication number
- ES2149255T3 ES2149255T3 ES94901756T ES94901756T ES2149255T3 ES 2149255 T3 ES2149255 T3 ES 2149255T3 ES 94901756 T ES94901756 T ES 94901756T ES 94901756 T ES94901756 T ES 94901756T ES 2149255 T3 ES2149255 T3 ES 2149255T3
- Authority
- ES
- Spain
- Prior art keywords
- astigmatic effect
- power
- area
- glasses
- glass
- 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 - Lifetime
Links
- 230000000694 effects Effects 0.000 title abstract 5
- 239000011521 glass Substances 0.000 title 1
- 230000000750 progressive effect Effects 0.000 abstract 2
- 201000009310 astigmatism Diseases 0.000 abstract 1
- 238000012937 correction Methods 0.000 abstract 1
- 230000003467 diminishing effect Effects 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
- G02C7/068—Special properties achieved by the combination of the front and back surfaces
-
- 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)
- Adhesives Or Adhesive Processes (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
SE DESCRIBE UN VIDRIO DE GAFAS, UNA DE CUYAS SUPERFICIES DISPONE AL MENOS DE UNA AREA CON UN PODER CONSTANTE DE FORMA APROXIMADA, EXCEPTO PARA CORRECCIONES ESFERICAS, Y EN AL MENOS UNA ZONA DE TRANSICION CON UN INCREMENTO PROGRESIVO O PODER DE DISMINUCION ADYACENTE AL AREA CON UN PODER CONSTANTE APROXIMADO. LA OTRA SUPERFICIE DE LA LENTE DISPONE DE UN EFECTO ASTIGMATICO. LA ORIENTACION DE LA SUPERFICIE CON EFECTO ASTIGMATICO CON RESPECTO A LA SUPERFICIE CON PODER PROGRESIVO, DEPENDE DE LA POSICION DEL EJE DE ASTIGMATISMO DEL OJO. ESTA LENTE ESTA CARACTERIZADA PORQUE LA SUPERFICIE CON EFECTO ASTIGMATICO DISPONE AL MENOS DE UNA SECCION PRINCIPAL CUYA FORMA DIFIERE DE LA FORMA TORICA, EN UNA MANERA CONOCIDA PER SE, Y PORQUE LA SUPERFICIE CON EFECTO ASTIGMATICO ES UNA SUPERFICIE OPTIMIZADA PARA UN EJE LOCALIZADO A 0 , INDEPENDIENTEMENTE DE LA ORIENTACION DE LA SUPERFICIE INDICADA CON RESPECTO A LA SUPERFICIE CON PODER PROGRESIVO.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4242267A DE4242267A1 (de) | 1992-12-15 | 1992-12-15 | Brillenglas mit astigmatischer Wirkung |
| PCT/DE1993/001194 WO1994014100A1 (de) | 1992-12-15 | 1993-12-14 | Brillenglas mit astigmatischer wirkung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2149255T3 true ES2149255T3 (es) | 2000-11-01 |
Family
ID=6475314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES94901756T Expired - Lifetime ES2149255T3 (es) | 1992-12-15 | 1993-12-14 | Cristal para gafas con efecto astigmatico. |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0626075B1 (es) |
| JP (1) | JPH07504769A (es) |
| AT (1) | ATE194227T1 (es) |
| AU (1) | AU665703B2 (es) |
| DE (2) | DE4242267A1 (es) |
| ES (1) | ES2149255T3 (es) |
| WO (1) | WO1994014100A1 (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08511359A (ja) * | 1994-03-30 | 1996-11-26 | オプティッシェ．ウェルケ．ゲー．ローデンストック | レンズ系 |
| JP3690427B2 (ja) * | 1994-12-27 | 2005-08-31 | セイコーエプソン株式会社 | 累進多焦点レンズおよび眼鏡レンズ |
| EP1216432B1 (en) * | 1999-10-01 | 2009-03-04 | Carl Zeiss Vision Australia Holdings Ltd. | Progressive lens |
| US8100529B2 (en) | 2008-07-31 | 2012-01-24 | Hoya Corporation | Progressive-addition lens |
| CA2855230C (en) * | 2011-11-16 | 2020-12-29 | Essilor International(Compagnie Generale D'optique) | A method for determining an ophthalmic lens |
| EP2648032A1 (fr) * | 2012-04-02 | 2013-10-09 | Essilor Canada Ltee | Surface ophtalmique progressive |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1805561C3 (de) * | 1967-10-30 | 1980-10-23 | Societe Des Lunetiers, Paris | Ophthalmische Linse mit starker Brechkraft und vorgegebenem Astigmatismus |
| DE3016936C2 (de) * | 1980-05-02 | 1983-12-01 | Fa. Carl Zeiss, 7920 Heidenheim | Brillenlinse mit astigmatischer Wirkung |
| 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 |
| DE3901775A1 (de) * | 1988-06-22 | 1990-07-26 | Rodenstock Optik G | Brillenglas mit einem sich aendernden brechungsindex |
| US5083859A (en) * | 1991-01-02 | 1992-01-28 | Opticorp, Inc. | Aspheric lenses |
| AU9117591A (en) * | 1991-12-13 | 1993-07-19 | American Optical Corporation | Spectacle lenses having an inside-out conicoidal front surface |
-
1992
- 1992-12-15 DE DE4242267A patent/DE4242267A1/de not_active Withdrawn
-
1993
- 1993-12-14 AU AU56227/94A patent/AU665703B2/en not_active Ceased
- 1993-12-14 EP EP94901756A patent/EP0626075B1/de not_active Expired - Lifetime
- 1993-12-14 DE DE59310067T patent/DE59310067D1/de not_active Expired - Lifetime
- 1993-12-14 AT AT94901756T patent/ATE194227T1/de not_active IP Right Cessation
- 1993-12-14 JP JP6513670A patent/JPH07504769A/ja active Pending
- 1993-12-14 ES ES94901756T patent/ES2149255T3/es not_active Expired - Lifetime
- 1993-12-14 WO PCT/DE1993/001194 patent/WO1994014100A1/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| AU665703B2 (en) | 1996-01-11 |
| AU5622794A (en) | 1994-07-04 |
| DE59310067D1 (de) | 2000-08-03 |
| JPH07504769A (ja) | 1995-05-25 |
| EP0626075A1 (de) | 1994-11-30 |
| EP0626075B1 (de) | 2000-06-28 |
| ATE194227T1 (de) | 2000-07-15 |
| WO1994014100A1 (de) | 1994-06-23 |
| DE4242267A1 (de) | 1994-06-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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