DE69502757D1 - Verfahren zur Bildung einer Giessform geeignet zur Herstellung einer optischen Linse und derart hergestellte Giessform - Google Patents

Verfahren zur Bildung einer Giessform geeignet zur Herstellung einer optischen Linse und derart hergestellte Giessform

Info

Publication number
DE69502757D1
DE69502757D1 DE69502757T DE69502757T DE69502757D1 DE 69502757 D1 DE69502757 D1 DE 69502757D1 DE 69502757 T DE69502757 T DE 69502757T DE 69502757 T DE69502757 T DE 69502757T DE 69502757 D1 DE69502757 D1 DE 69502757D1
Authority
DE
Germany
Prior art keywords
casting mold
producing
forming
way
optical lens
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 - Fee Related
Application number
DE69502757T
Other languages
English (en)
Other versions
DE69502757T2 (de
Inventor
Jean-Paul Cano
Jean-Francois Magne
Georges Wajs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EssilorLuxottica SA
Original Assignee
Essilor International Compagnie Generale dOptique SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Essilor International Compagnie Generale dOptique SA filed Critical Essilor International Compagnie Generale dOptique SA
Publication of DE69502757D1 publication Critical patent/DE69502757D1/de
Application granted granted Critical
Publication of DE69502757T2 publication Critical patent/DE69502757T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/0048—Moulds for lenses
    • B29D11/00528—Consisting of two mould halves joined by an annular gasket
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/66—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by liberation of internal stresses, e.g. shrinking of one of the parts to be joined
    • B29C65/68—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by liberation of internal stresses, e.g. shrinking of one of the parts to be joined using auxiliary shrinkable elements
    • 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
    • B29D11/00413—Production of simple or compound lenses made by moulding between two mould parts which are not in direct contact with one another, e.g. comprising a seal between or on the edges
    • 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
DE69502757T 1994-03-29 1995-03-28 Verfahren zur Bildung einer Giessform geeignet zur Herstellung einer optischen Linse und derart hergestellte Giessform Expired - Fee Related DE69502757T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9403655A FR2718075B1 (fr) 1994-03-29 1994-03-29 Procédé pour la constitution d'un moule propre à l'obtention d'une lentille optique, moule correspondant et lentille optique obtenue.

Publications (2)

Publication Number Publication Date
DE69502757D1 true DE69502757D1 (de) 1998-07-09
DE69502757T2 DE69502757T2 (de) 1998-12-10

Family

ID=9461527

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69502757T Expired - Fee Related DE69502757T2 (de) 1994-03-29 1995-03-28 Verfahren zur Bildung einer Giessform geeignet zur Herstellung einer optischen Linse und derart hergestellte Giessform

Country Status (7)

Country Link
US (1) US5611969A (de)
EP (1) EP0674989B1 (de)
JP (1) JPH07276389A (de)
CN (1) CN1056556C (de)
DE (1) DE69502757T2 (de)
ES (1) ES2116691T3 (de)
FR (1) FR2718075B1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998036898A1 (en) * 1997-02-20 1998-08-27 Technology Resource International Corporation Gasket for lens making
CA2303853C (en) 1997-09-24 2007-01-30 Depuy Orthopaedics, Inc. Acl fixation pin and method
US6787070B2 (en) 1998-02-19 2004-09-07 Technology Resource International Corp. Apparatus and method of filling a mold for manufacturing an ophthalmic lens
US6103148A (en) * 1998-02-19 2000-08-15 Technology Resources International Corporation Method for curing a lens-forming fluid
US6099764A (en) * 1999-03-19 2000-08-08 Technology Resources International Corporation Method of lens casting without using a gasket
WO2001032407A1 (en) * 1999-11-04 2001-05-10 Concepcionlicence Ag Device for the production of optical lenses of polymerizable material
USD434050S (en) * 1999-12-06 2000-11-21 Technology Resource International Corporation Gasket for lens making
US6872335B2 (en) * 2002-03-12 2005-03-29 Technology Resource International Corporation Method and apparatus for holding a mold assembly and molding an optical lens using the same
FR2890592B1 (fr) * 2005-09-13 2007-11-30 Essilor Int Dispositif pour la realisation d'une lentille optique en matiere synthetique polymerisable.
JP4957196B2 (ja) * 2006-01-20 2012-06-20 セイコーエプソン株式会社 成型用モールドの成形方法及びその成形装置、プラスチックレンズの製造方法及びその製造装置
CN104823080B (zh) * 2012-07-26 2017-06-16 3M创新有限公司 可热脱粘的光学制品
CN109093989B (zh) * 2017-06-21 2020-12-15 宁波舜宇车载光学技术有限公司 气密性检测和热压包边装置及其方法
WO2019246337A1 (en) * 2018-06-22 2019-12-26 Incom, Inc. Forming polymer optical devices by mold-constrained relaxation expansion

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR973216A (fr) * 1941-07-21 1951-02-08 Procédé pour l'obtention de pièces optiques ou autres moulées en matières organiques transparentes
FR1018486A (fr) * 1949-05-13 1953-01-08 Ici Ltd Fabrication d'éléments optiques axialement symétriques
US3240854A (en) * 1961-09-08 1966-03-15 Laubman & Pank Ltd Manufacture of mouldable plastic articles
US3297392A (en) * 1964-01-02 1967-01-10 Bausch & Lomb Lens alignment means
US3417177A (en) * 1966-03-09 1968-12-17 Grace W R & Co Method of making gasketed closures
US3568311A (en) * 1968-09-30 1971-03-09 Gen Electric Insulating and spacing electrically conductive members
US4497754A (en) * 1979-07-30 1985-02-05 Societa' Italiana Lenti S.I.L.-S.R.L. Casting plastic lenses from thermohardening monomer with compensation for polymer expansion and shrinkage
JPS5642958A (en) * 1979-09-17 1981-04-21 Japan Vilene Co Ltd Preparation of blind tubular separator for battery
US4366201A (en) * 1980-07-28 1982-12-28 Raychem Corporation Heat shrinkable wraparound closures
US4693446A (en) * 1985-09-20 1987-09-15 Techna Vision, Inc. Gasket for molding plastic lenses
US4919850A (en) * 1988-05-06 1990-04-24 Blum Ronald D Method for curing plastic lenses
JPH0218021A (ja) * 1988-07-07 1990-01-22 Matsushita Electric Ind Co Ltd 成形用入れ子及びその温度制御方法
JPH04148906A (ja) * 1990-10-12 1992-05-21 Seiko Epson Corp プラスチックレンズの成形方法
FR2727895A1 (fr) * 1994-12-12 1996-06-14 Essilor Int Procede pour la realisation d'une lentille optique en matiere synthetique polymerisable et appareillage correspondant

Also Published As

Publication number Publication date
ES2116691T3 (es) 1998-07-16
EP0674989B1 (de) 1998-06-03
CN1056556C (zh) 2000-09-20
EP0674989A1 (de) 1995-10-04
FR2718075A1 (fr) 1995-10-06
FR2718075B1 (fr) 1996-06-07
CN1112874A (zh) 1995-12-06
JPH07276389A (ja) 1995-10-24
DE69502757T2 (de) 1998-12-10
US5611969A (en) 1997-03-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee