SG90080A1 - Differential thickness contact lens with compensation for differential shrinkage and method of manufacturing same - Google Patents
Differential thickness contact lens with compensation for differential shrinkage and method of manufacturing sameInfo
- Publication number
- SG90080A1 SG90080A1 SG9906078A SG1999006078A SG90080A1 SG 90080 A1 SG90080 A1 SG 90080A1 SG 9906078 A SG9906078 A SG 9906078A SG 1999006078 A SG1999006078 A SG 1999006078A SG 90080 A1 SG90080 A1 SG 90080A1
- Authority
- SG
- Singapore
- Prior art keywords
- differential
- compensation
- contact lens
- manufacturing same
- shrinkage
- Prior art date
Links
- 238000004519 manufacturing process Methods 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
- G02C7/04—Contact lenses for the eyes
- G02C7/048—Means for stabilising the orientation of lenses in the eye
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00038—Production of contact lenses
- B29D11/00057—Production of contact lenses characterised by the shape or surface condition of the edge, e.g. flashless, burrless, smooth
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/217,727 US6234629B1 (en) | 1998-12-21 | 1998-12-21 | Differential thickness contact lens with compensation for differential shrinkage and method of manufacturing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG90080A1 true SG90080A1 (en) | 2002-07-23 |
Family
ID=22812253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG9906078A SG90080A1 (en) | 1998-12-21 | 1999-12-01 | Differential thickness contact lens with compensation for differential shrinkage and method of manufacturing same |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6234629B1 (zh) |
| EP (1) | EP1014155B1 (zh) |
| JP (1) | JP4832622B2 (zh) |
| KR (1) | KR100632193B1 (zh) |
| CN (1) | CN1139000C (zh) |
| AR (1) | AR021927A1 (zh) |
| AU (1) | AU759983B2 (zh) |
| BR (1) | BR9907417B1 (zh) |
| CA (1) | CA2292355C (zh) |
| DE (1) | DE69923756T2 (zh) |
| SG (1) | SG90080A1 (zh) |
| TW (1) | TW468074B (zh) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7628485B2 (en) * | 2000-03-31 | 2009-12-08 | Coopervision International Holding Company, Lp | Contact lens having a uniform horizontal thickness profile |
| US6467903B1 (en) * | 2000-03-31 | 2002-10-22 | Ocular Sciences, Inc. | Contact lens having a uniform horizontal thickness profile |
| US6939005B2 (en) * | 2003-08-20 | 2005-09-06 | Johnson & Johnson Vision Care Inc. | Rotationally stabilized contact lenses |
| US7201480B2 (en) * | 2004-05-20 | 2007-04-10 | Johnson & Johnson Vision Care, Inc. | Methods for rotationally stabilizing contact lenses |
| TWI410696B (zh) * | 2005-02-15 | 2013-10-01 | Univ Queensland | 控制近視的方法與裝置 |
| US8646908B2 (en) * | 2008-03-04 | 2014-02-11 | Johnson & Johnson Vision Care, Inc. | Rotationally stabilized contact lenses and methods for their design |
| US8580163B2 (en) * | 2009-10-16 | 2013-11-12 | Novartis Ag | Process for manufacturing an ophthalmic lens |
| SG187218A1 (en) * | 2010-07-26 | 2013-02-28 | Vision Crc Ltd | Treating ocular refractive error |
| US10838208B2 (en) | 2015-09-03 | 2020-11-17 | 3M Innovative Properties Company | Beam expander with a curved reflective polarizer |
| JP2023546548A (ja) * | 2020-10-19 | 2023-11-02 | ジャーニー1, インコーポレイテッド | 乱視矯正コンタクトレンズ |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4153349A (en) * | 1961-12-27 | 1979-05-08 | Npd Technologies, Inc. | Soft contact lens with thin edge |
| US4208364A (en) * | 1976-03-24 | 1980-06-17 | Shepherd Thomas H | Process for the production of contact lenses |
| EP0051027B1 (en) * | 1980-10-23 | 1985-04-24 | Polymatic Investment Corporation N.V. | Molded toric contact lenses |
| US4573903A (en) * | 1982-07-16 | 1986-03-04 | Essilor International Cie Generale D'optique | Optical component molding apparatus for following the differential shrinkage of molded synthetic material |
| EP0561481B1 (en) * | 1988-11-02 | 1997-01-08 | Btg International Limited | Contact lens cast moulding and packaging |
| US5988813A (en) * | 1998-12-21 | 1999-11-23 | Johnson & Johnson Vision Products, Inc. | Differential thickness contact lens utilizing multiple base curves and method of manufacturing same |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3248460A (en) * | 1963-02-28 | 1966-04-26 | Bausch & Lomb | Method of making lenses |
| US4565348A (en) * | 1981-04-30 | 1986-01-21 | Mia-Lens Production A/S | Mold for making contact lenses, the male mold member being more flexible than the female mold member |
| US4573774A (en) | 1981-09-28 | 1986-03-04 | Vistakon, Inc. | Soft toric contact lens |
| US5219497A (en) * | 1987-10-30 | 1993-06-15 | Innotech, Inc. | Method for manufacturing lenses using thin coatings |
| US5271875A (en) * | 1991-09-12 | 1993-12-21 | Bausch & Lomb Incorporated | Method for molding lenses |
| GB9125480D0 (en) * | 1991-11-29 | 1992-01-29 | Pilkington Visioncare Holdings | Polymeric bifocal lens production process |
| US5650837A (en) | 1995-05-04 | 1997-07-22 | Johnson & Johnson Vision Products, Inc. | Rotationally stable contact lens designs |
| US5652638A (en) | 1995-05-04 | 1997-07-29 | Johnson & Johnson Vision Products, Inc. | Concentric annular ring lens designs for astigmatism |
| US5962548A (en) * | 1998-03-02 | 1999-10-05 | Johnson & Johnson Vision Products, Inc. | Silicone hydrogel polymers |
-
1998
- 1998-12-21 US US09/217,727 patent/US6234629B1/en not_active Expired - Lifetime
-
1999
- 1999-12-01 SG SG9906078A patent/SG90080A1/en unknown
- 1999-12-16 AU AU65276/99A patent/AU759983B2/en not_active Expired
- 1999-12-17 CA CA002292355A patent/CA2292355C/en not_active Expired - Lifetime
- 1999-12-20 JP JP36156999A patent/JP4832622B2/ja not_active Expired - Lifetime
- 1999-12-20 EP EP99310248A patent/EP1014155B1/en not_active Expired - Lifetime
- 1999-12-20 AR ARP990106580A patent/AR021927A1/es active IP Right Grant
- 1999-12-20 DE DE69923756T patent/DE69923756T2/de not_active Expired - Lifetime
- 1999-12-21 CN CNB991204794A patent/CN1139000C/zh not_active Expired - Lifetime
- 1999-12-21 KR KR1019990059790A patent/KR100632193B1/ko not_active Expired - Lifetime
- 1999-12-21 BR BRPI9907417-6A patent/BR9907417B1/pt not_active IP Right Cessation
- 1999-12-28 TW TW088122481A patent/TW468074B/zh not_active IP Right Cessation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4153349A (en) * | 1961-12-27 | 1979-05-08 | Npd Technologies, Inc. | Soft contact lens with thin edge |
| US4208364A (en) * | 1976-03-24 | 1980-06-17 | Shepherd Thomas H | Process for the production of contact lenses |
| EP0051027B1 (en) * | 1980-10-23 | 1985-04-24 | Polymatic Investment Corporation N.V. | Molded toric contact lenses |
| US4573903A (en) * | 1982-07-16 | 1986-03-04 | Essilor International Cie Generale D'optique | Optical component molding apparatus for following the differential shrinkage of molded synthetic material |
| EP0561481B1 (en) * | 1988-11-02 | 1997-01-08 | Btg International Limited | Contact lens cast moulding and packaging |
| US5988813A (en) * | 1998-12-21 | 1999-11-23 | Johnson & Johnson Vision Products, Inc. | Differential thickness contact lens utilizing multiple base curves and method of manufacturing same |
Also Published As
| Publication number | Publication date |
|---|---|
| BR9907417B1 (pt) | 2011-11-29 |
| US6234629B1 (en) | 2001-05-22 |
| JP2000206468A (ja) | 2000-07-28 |
| KR20000048293A (ko) | 2000-07-25 |
| AU6527699A (en) | 2000-06-22 |
| KR100632193B1 (ko) | 2006-10-11 |
| TW468074B (en) | 2001-12-11 |
| BR9907417A (pt) | 2000-10-31 |
| AU759983B2 (en) | 2003-05-01 |
| CN1139000C (zh) | 2004-02-18 |
| EP1014155A1 (en) | 2000-06-28 |
| CN1261684A (zh) | 2000-08-02 |
| DE69923756T2 (de) | 2006-01-26 |
| JP4832622B2 (ja) | 2011-12-07 |
| EP1014155B1 (en) | 2005-02-16 |
| DE69923756D1 (de) | 2005-03-24 |
| AR021927A1 (es) | 2002-09-04 |
| CA2292355C (en) | 2008-03-25 |
| CA2292355A1 (en) | 2000-06-21 |
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