BR8500502A - Processo para fabricar lentes oftalmicas - Google Patents
Processo para fabricar lentes oftalmicasInfo
- Publication number
- BR8500502A BR8500502A BR8500502A BR8500502A BR8500502A BR 8500502 A BR8500502 A BR 8500502A BR 8500502 A BR8500502 A BR 8500502A BR 8500502 A BR8500502 A BR 8500502A BR 8500502 A BR8500502 A BR 8500502A
- Authority
- BR
- Brazil
- Prior art keywords
- ophthalmic lenses
- manufacturing ophthalmic
- manufacturing
- lenses
- ophthalmic
- Prior art date
Links
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/0037—Forming articles from a moulding composition enclosed in a deformable bag
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/0038—Moulds or cores; Details thereof or accessories therefor with sealing means or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/68—Release sheets
-
- 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
- B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
- B29D11/00134—Curing of the contact lens material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0002—Condition, form or state of moulded material or of the material to be shaped monomers or prepolymers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
- Y10S425/808—Lens mold
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Eyeglasses (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Polymerisation Methods In General (AREA)
- Resistance Heating (AREA)
- Communication Cables (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/576,181 US4540532A (en) | 1984-02-02 | 1984-02-02 | Method and apparatus for molding ophthalmic lenses |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8500502A true BR8500502A (pt) | 1985-09-24 |
Family
ID=24303303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8500502A BR8500502A (pt) | 1984-02-02 | 1985-02-04 | Processo para fabricar lentes oftalmicas |
Country Status (15)
Country | Link |
---|---|
US (1) | US4540532A (pt) |
EP (1) | EP0152840A3 (pt) |
JP (1) | JPS60203415A (pt) |
KR (1) | KR850005790A (pt) |
AU (1) | AU575904B2 (pt) |
BR (1) | BR8500502A (pt) |
CA (1) | CA1241513A (pt) |
DK (1) | DK45985A (pt) |
FI (1) | FI850442L (pt) |
IE (1) | IE850236L (pt) |
IL (1) | IL74227A0 (pt) |
IN (1) | IN162620B (pt) |
NO (1) | NO850388L (pt) |
NZ (1) | NZ211029A (pt) |
ZA (1) | ZA85807B (pt) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4540532A (en) * | 1984-02-02 | 1985-09-10 | Coburn Optical Industries, Inc. | Method and apparatus for molding ophthalmic lenses |
GB8507007D0 (en) * | 1985-03-19 | 1985-04-24 | Coopervision Optics | Casting lenses |
US4680149A (en) * | 1986-05-19 | 1987-07-14 | International Hydron Corporation | Mold and method for spin casting a precisely configured article |
US4978352A (en) * | 1989-06-07 | 1990-12-18 | Fedorov Svjatoslav N | Process for producing collagen-based cross-linked biopolymer, an implant from said biopolymer, method for producing said implant, and method for hermetization of corneal or scleral wounds involved in eye injuries, using said implant |
FR2665662A1 (fr) * | 1990-08-07 | 1992-02-14 | Miviere Pascal | Procede de moulage d'objets formes de differentes pieces assemblees a la facon d'un puzzle en trois dimensions. |
IL113691A0 (en) * | 1994-06-10 | 1995-08-31 | Johnson & Johnson Vision Prod | Low oxygen molding of soft contact lenses |
US5681510A (en) * | 1994-10-13 | 1997-10-28 | Bausch & Lomb Incorporated | Method for treating plastic mold pieces |
JP3779801B2 (ja) * | 1997-09-12 | 2006-05-31 | 株式会社メニコン | 眼内レンズの製造方法 |
JPH11320571A (ja) * | 1998-05-15 | 1999-11-24 | Menicon Co Ltd | 眼用レンズの成形型及びその製造方法並びにそれを用いた眼用レンズの製造法 |
US6462884B2 (en) | 1999-07-16 | 2002-10-08 | Technology Resource International Corporation | Polymerizable composition and optical articles using the same |
WO2003011552A1 (en) | 2001-07-20 | 2003-02-13 | Low Cost Eyeglasses, Inc. | Lens molding apparatus and related methods |
US8944795B2 (en) * | 2008-12-18 | 2015-02-03 | Novartis Ag | Mold release sheet |
EP2373477B1 (en) * | 2008-12-18 | 2016-07-20 | Novartis AG | Method of making an injection molded ophthalmic lens mold and such mold |
US9310628B2 (en) * | 2013-08-27 | 2016-04-12 | Johnson & Johnson Vision Care, Inc. | Ophthalmic lens including ultra-thin optical parts |
US20150224685A1 (en) * | 2014-02-13 | 2015-08-13 | Caterpillar Inc. | System and method for manufacturing an article |
WO2016050655A1 (en) * | 2014-09-30 | 2016-04-07 | Essilor International (Compagnie Generale D'optique) | A method for determining a lens blank intended to be used to manufacture an optical lens |
US11207807B1 (en) | 2018-03-08 | 2021-12-28 | Facebook Technologies, Llc | Method of manufacture for thin, multi-bend optics by vacuum molding |
US11220028B1 (en) * | 2018-03-08 | 2022-01-11 | Facebook Technologies, Llc | Method of manufacture for thin, multi-bend optics by compression molding |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE495628A (pt) * | ||||
US2613397A (en) * | 1946-05-29 | 1952-10-14 | Owens Corning Fiberglass Corp | Manufacture of molded articles |
US2542386A (en) * | 1947-12-03 | 1951-02-20 | John O Beattie | Manufacture of plastic lenses from monomeric materials |
US2673371A (en) * | 1951-02-01 | 1954-03-30 | Us Rubber Co | Method of molding thermoplastic articles |
US2962767A (en) * | 1956-03-01 | 1960-12-06 | Oceana International Inc | Molding process |
DE1495381B2 (de) * | 1963-09-07 | 1971-06-24 | Czeskoslovenska akademie ved , Prag | Verfahren zur herstellung von kontaktlinsen oder kontakt linsenrohlingen aus quellfaehigen hydrogelen |
US3325861A (en) * | 1964-04-02 | 1967-06-20 | Kay Mfg Corp | Mold for casting polyurethane articles |
US3475521A (en) * | 1966-03-04 | 1969-10-28 | John H Stroop | Method of making plastic contact lenses |
US3423488A (en) * | 1966-05-11 | 1969-01-21 | Ppg Industries Inc | Process for casting resinous lenses in thermoplastic cast replica molds |
DE1779815C3 (de) * | 1968-09-28 | 1974-07-25 | Gustav 7026 Bonlanden Koenig | Verfahren zur Herstellung von vorzugsweise armierten Fertigplatten und Formkörpern aus Kunstharzen |
US3552711A (en) * | 1969-02-26 | 1971-01-05 | Rainbow Crafts Inc | Molding device |
US3894710A (en) * | 1973-08-29 | 1975-07-15 | George M J Sarofeen | Mold forms coating synthetic resin lenses |
US4038014A (en) * | 1976-09-24 | 1977-07-26 | American Optical Corporation | Lens mold |
CA1143518A (en) * | 1979-01-15 | 1983-03-29 | George T. Croft | Method and apparatus for making plastic lenses |
US4273809A (en) * | 1979-10-25 | 1981-06-16 | American Optical Corporation | Method of preparing cast resin lenses |
US4540532A (en) * | 1984-02-02 | 1985-09-10 | Coburn Optical Industries, Inc. | Method and apparatus for molding ophthalmic lenses |
-
1984
- 1984-02-02 US US06/576,181 patent/US4540532A/en not_active Expired - Fee Related
-
1985
- 1985-01-31 CA CA000473317A patent/CA1241513A/en not_active Expired
- 1985-02-01 IE IE850236A patent/IE850236L/xx unknown
- 1985-02-01 ZA ZA85807A patent/ZA85807B/xx unknown
- 1985-02-01 EP EP85101046A patent/EP0152840A3/en not_active Withdrawn
- 1985-02-01 DK DK45985A patent/DK45985A/da not_active Application Discontinuation
- 1985-02-01 NO NO850388A patent/NO850388L/no unknown
- 1985-02-01 FI FI850442A patent/FI850442L/fi not_active Application Discontinuation
- 1985-02-01 JP JP60018466A patent/JPS60203415A/ja active Pending
- 1985-02-02 IN IN76/CAL/85A patent/IN162620B/en unknown
- 1985-02-02 KR KR1019850000660A patent/KR850005790A/ko not_active Application Discontinuation
- 1985-02-03 IL IL74227A patent/IL74227A0/xx unknown
- 1985-02-04 AU AU38428/85A patent/AU575904B2/en not_active Expired - Fee Related
- 1985-02-04 NZ NZ211029A patent/NZ211029A/en unknown
- 1985-02-04 BR BR8500502A patent/BR8500502A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
FI850442A0 (fi) | 1985-02-01 |
NZ211029A (en) | 1986-06-11 |
EP0152840A2 (en) | 1985-08-28 |
ZA85807B (en) | 1985-09-25 |
CA1241513A (en) | 1988-09-06 |
AU575904B2 (en) | 1988-08-11 |
KR850005790A (ko) | 1985-09-26 |
IE850236L (en) | 1985-08-02 |
JPS60203415A (ja) | 1985-10-15 |
IL74227A0 (en) | 1985-05-31 |
US4540532A (en) | 1985-09-10 |
DK45985D0 (da) | 1985-02-01 |
IN162620B (pt) | 1988-06-18 |
EP0152840A3 (en) | 1986-07-30 |
FI850442L (fi) | 1985-08-03 |
AU3842885A (en) | 1985-08-08 |
NO850388L (no) | 1985-08-05 |
DK45985A (da) | 1985-08-03 |
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