AU513086B2 - Multifocal ophthalmic lens - Google Patents
Multifocal ophthalmic lensInfo
- Publication number
- AU513086B2 AU513086B2 AU31776/77A AU3177677A AU513086B2 AU 513086 B2 AU513086 B2 AU 513086B2 AU 31776/77 A AU31776/77 A AU 31776/77A AU 3177677 A AU3177677 A AU 3177677A AU 513086 B2 AU513086 B2 AU 513086B2
- Authority
- AU
- Australia
- Prior art keywords
- ophthalmic lens
- multifocal ophthalmic
- multifocal
- lens
- ophthalmic
- 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
- G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
- G02C7/061—Spectacle lenses with progressively varying focal power
- G02C7/063—Shape of the progressive surface
- G02C7/065—Properties on the principal line
-
- 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
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU31776/77A AU513086B2 (en) | 1977-12-20 | 1977-12-20 | Multifocal ophthalmic lens |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU31776/77A AU513086B2 (en) | 1977-12-20 | 1977-12-20 | Multifocal ophthalmic lens |
Publications (2)
Publication Number | Publication Date |
---|---|
AU3177677A AU3177677A (en) | 1979-06-28 |
AU513086B2 true AU513086B2 (en) | 1980-11-13 |
Family
ID=3719440
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU31776/77A Expired AU513086B2 (en) | 1977-12-20 | 1977-12-20 | Multifocal ophthalmic lens |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU513086B2 (en) |
-
1977
- 1977-12-20 AU AU31776/77A patent/AU513086B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU3177677A (en) | 1979-06-28 |
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