CA1244687A - Lentilles de contact - Google Patents
Lentilles de contactInfo
- Publication number
- CA1244687A CA1244687A CA000423219A CA423219A CA1244687A CA 1244687 A CA1244687 A CA 1244687A CA 000423219 A CA000423219 A CA 000423219A CA 423219 A CA423219 A CA 423219A CA 1244687 A CA1244687 A CA 1244687A
- Authority
- CA
- Canada
- Prior art keywords
- lens
- lens according
- main body
- carrier
- multifocal
- 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
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
- G02C7/04—Contact lenses for the eyes
-
- 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
- G02C7/08—Auxiliary lenses; Arrangements for varying focal length
- G02C7/086—Auxiliary lenses located directly on a main spectacle lens or in the immediate vicinity of main spectacles
-
- 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
- G02C7/04—Contact lenses for the eyes
- G02C7/041—Contact lenses for the eyes bifocal; multifocal
- G02C7/043—Translating type
-
- 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
- G02C7/04—Contact lenses for the eyes
- G02C7/048—Means for stabilising the orientation of lenses in the eye
-
- 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
- G02C7/04—Contact lenses for the eyes
- G02C7/041—Contact lenses for the eyes bifocal; multifocal
-
- 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
- G02C7/08—Auxiliary lenses; Arrangements for varying focal length
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35667282A | 1982-03-10 | 1982-03-10 | |
US356,672 | 1982-03-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1244687A true CA1244687A (fr) | 1988-11-15 |
Family
ID=23402432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000423219A Expired CA1244687A (fr) | 1982-03-10 | 1983-03-09 | Lentilles de contact |
Country Status (4)
Country | Link |
---|---|
CA (1) | CA1244687A (fr) |
CH (1) | CH658920A5 (fr) |
DE (1) | DE3308570A1 (fr) |
GB (1) | GB2117130B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2192291B (en) * | 1986-03-04 | 1990-08-22 | Gupta Anil K | Progressive power contact lens. |
DE4012478A1 (de) * | 1990-04-19 | 1991-10-24 | Heinrich Woehlk Inst Fuer Cont | Kontaktlinse mit lagestabilisierung |
US5422687A (en) * | 1993-03-31 | 1995-06-06 | Menicon Co., Ltd. | Contact lens wherein central correction region has a center 0.2-2.4mm offset from lens geometric center and a diameter of 0.8-3.5mm |
TW275112B (en) * | 1995-03-15 | 1996-05-01 | Ciba Geigy Ag | Rotationally stabilized contact lens and methods of lens stabilization |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2016736B (en) * | 1978-03-21 | 1982-04-28 | Thomas P F | Contact lens having one or more lugs |
-
1983
- 1983-02-21 GB GB08304737A patent/GB2117130B/en not_active Expired
- 1983-03-08 CH CH1249/83A patent/CH658920A5/de not_active IP Right Cessation
- 1983-03-09 CA CA000423219A patent/CA1244687A/fr not_active Expired
- 1983-03-10 DE DE19833308570 patent/DE3308570A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
GB2117130A (en) | 1983-10-05 |
GB8304737D0 (en) | 1983-03-23 |
CH658920A5 (de) | 1986-12-15 |
GB2117130B (en) | 1985-09-11 |
DE3308570A1 (de) | 1983-09-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |