IL89945A0 - Eyeglasses with adjustable focus lens - Google Patents
Eyeglasses with adjustable focus lensInfo
- Publication number
- IL89945A0 IL89945A0 IL89945A IL8994589A IL89945A0 IL 89945 A0 IL89945 A0 IL 89945A0 IL 89945 A IL89945 A IL 89945A IL 8994589 A IL8994589 A IL 8994589A IL 89945 A0 IL89945 A0 IL 89945A0
- Authority
- IL
- Israel
- Prior art keywords
- eyeglasses
- focus lens
- adjustable focus
- adjustable
- lens
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0081—Simple or compound lenses having one or more elements with analytic function to create variable power
-
- 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
-
- 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
- G02C7/081—Ophthalmic lenses with variable focal length
- G02C7/085—Fluid-filled lenses, e.g. electro-wetting lenses
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Health & Medical Sciences (AREA)
- Eyeglasses (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL89945A IL89945A0 (en) | 1989-04-13 | 1989-04-13 | Eyeglasses with adjustable focus lens |
US07/500,508 US5124734A (en) | 1987-07-14 | 1990-03-28 | Opthalmic lens |
EP90106892A EP0392479A1 (en) | 1989-04-13 | 1990-04-10 | Optical lens or lens system with variable servo control focusing as well as progressively varying focal power |
JP2096590A JPH03110501A (en) | 1989-04-13 | 1990-04-13 | Optical lens or optical lens system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL89945A IL89945A0 (en) | 1989-04-13 | 1989-04-13 | Eyeglasses with adjustable focus lens |
Publications (1)
Publication Number | Publication Date |
---|---|
IL89945A0 true IL89945A0 (en) | 1989-12-15 |
Family
ID=11059877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL89945A IL89945A0 (en) | 1987-07-14 | 1989-04-13 | Eyeglasses with adjustable focus lens |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0392479A1 (en) |
JP (1) | JPH03110501A (en) |
IL (1) | IL89945A0 (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2814916C3 (en) * | 1978-04-06 | 1982-01-07 | Optische Werke G. Rodenstock, 8000 München | Spectacle lens with a progression area located between the far part and the near part |
FR2425085A1 (en) * | 1978-05-05 | 1979-11-30 | Quantel Sa | VARIABLE FOCAL LENGTH LENS |
US4403840A (en) * | 1981-03-09 | 1983-09-13 | Okun Milton R | Variable focus eyeglasses |
DE3430334A1 (en) * | 1984-08-17 | 1986-02-27 | Optische Werke G. Rodenstock, 8000 München | PROGRESSIVE EYEWEAR WITH TWO ASPHERIC AREAS |
IL83179A0 (en) * | 1987-07-14 | 1987-12-31 | Daniel Barnea | Variable lens |
DE8905130U1 (en) * | 1989-04-24 | 1989-07-20 | Weinzierl, Rudolf, Dr. Dr., 90762 Fürth | Liquid lens with continuously variable focal length |
-
1989
- 1989-04-13 IL IL89945A patent/IL89945A0/en unknown
-
1990
- 1990-04-10 EP EP90106892A patent/EP0392479A1/en not_active Withdrawn
- 1990-04-13 JP JP2096590A patent/JPH03110501A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH03110501A (en) | 1991-05-10 |
EP0392479A1 (en) | 1990-10-17 |
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