ES2027964T3 - Aparato y metodo para fabricar articulos opticos. - Google Patents

Aparato y metodo para fabricar articulos opticos.

Info

Publication number
ES2027964T3
ES2027964T3 ES198686309532T ES86309532T ES2027964T3 ES 2027964 T3 ES2027964 T3 ES 2027964T3 ES 198686309532 T ES198686309532 T ES 198686309532T ES 86309532 T ES86309532 T ES 86309532T ES 2027964 T3 ES2027964 T3 ES 2027964T3
Authority
ES
Spain
Prior art keywords
optical articles
manufacture optical
manufacture
articles
molded
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 - Lifetime
Application number
ES198686309532T
Other languages
English (en)
Inventor
Kirk K.S. Cno Minnesota Mining & Manuf. Co. Hwang
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of ES2027964T3 publication Critical patent/ES2027964T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • B29C33/20—Opening, closing or clamping
    • 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
    • B29C33/30—Mounting, exchanging or centering
    • B29C33/303—Mounting, exchanging or centering centering mould parts or halves, e.g. during mounting
    • 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
    • B29C33/34—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station
    • 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
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses
    • B29L2011/0041—Contact lenses
    • 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)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Eyeglasses (AREA)

Abstract

MOLDEADO, PROPORCIONA UNA ALINEACION AUTOMATICA DE LOS ELEMENTOS DE MOLDE DE MODO QUE SE CONSIGUEN LENTES CILINDRICAS Y PRISMATICAS.
ES198686309532T 1985-12-19 1986-12-08 Aparato y metodo para fabricar articulos opticos. Expired - Lifetime ES2027964T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81115885A 1985-12-19 1985-12-19

Publications (1)

Publication Number Publication Date
ES2027964T3 true ES2027964T3 (es) 1992-07-01

Family

ID=25205732

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198686309532T Expired - Lifetime ES2027964T3 (es) 1985-12-19 1986-12-08 Aparato y metodo para fabricar articulos opticos.

Country Status (9)

Country Link
US (1) US4786444A (es)
EP (1) EP0227365B1 (es)
JP (1) JPH0661775B2 (es)
KR (1) KR950000190B1 (es)
AU (1) AU594723B2 (es)
BR (1) BR8606229A (es)
CA (1) CA1263208A (es)
DE (1) DE3683838D1 (es)
ES (1) ES2027964T3 (es)

Families Citing this family (87)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4865779A (en) * 1987-12-15 1989-09-12 Minnesota Mining And Manufacturing Company Lens molding apparatus and method
US5143659A (en) * 1989-10-04 1992-09-01 Eastman Kodak Company Method and apparatus for manufacturing aspherically shaped small lenses
US5040961A (en) * 1989-10-04 1991-08-20 Eastman Kodak Company Apparatus for manufacturing aspherically shaped small lenses
US5158718A (en) * 1990-08-02 1992-10-27 Pilkington Visioncare, Inc. Contact lens casting
US5160749A (en) * 1990-10-30 1992-11-03 Minnesota Mining And Manufacturing Company Three piece mold assembly for making an ocular device
US5137441A (en) * 1990-10-30 1992-08-11 Minnesota Mining And Manufacturing Company Mold assembly for making an ocular lens blank
US5213603A (en) * 1992-03-16 1993-05-25 Corning Incorporated Flexible plunger apparatus for a glass forming machine
NL9200523A (nl) * 1992-03-23 1993-10-18 Fusion Kunststoffen Bv Inrichting voor het op elkaar aansluiten resp. van elkaar wegbewegen van vormdelen.
US5656208A (en) * 1994-06-10 1997-08-12 Johnson & Johnson Vision Products, Inc. Method and apparatus for contact lens mold filling and assembly
IL113691A0 (en) * 1994-06-10 1995-08-31 Johnson & Johnson Vision Prod Low oxygen molding of soft contact lenses
US5804107A (en) * 1994-06-10 1998-09-08 Johnson & Johnson Vision Products, Inc. Consolidated contact lens molding
US5850107A (en) * 1994-06-10 1998-12-15 Johnson & Johnson Vision Products, Inc. Mold separation method and apparatus
IL113826A0 (en) * 1994-06-10 1995-08-31 Johnson & Johnson Vision Prod Method and apparatus for demolding ophthalmic contact lenses
IL113693A0 (en) * 1994-06-10 1995-08-31 Johnson & Johnson Vision Prod Contact lens production line pallet system
IL113695A0 (en) * 1994-06-10 1995-08-31 Johnson & Johnson Vision Prod Laser demolding apparatus and method
US5981618A (en) * 1994-06-10 1999-11-09 Johnson & Johnson Vision Products, Inc. Mold clamping and precure of a polymerizable hydrogel
IL113904A0 (en) * 1994-06-10 1995-08-31 Johnson & Johnson Vision Prod Mold clamping and precure of a polymerizable hydrogel
US5658602A (en) * 1994-06-10 1997-08-19 Johnson & Johnson Vision Products, Inc. Method and apparatus for contact lens mold filling and assembly
US5476111A (en) * 1994-06-10 1995-12-19 Johnson & Johnson Vision Products, Inc. Apparatus for hydrating soft contact lenses
US5620720A (en) * 1994-11-29 1997-04-15 Allergan Cast molding of intraocular lenses
AU713558B2 (en) * 1995-05-01 1999-12-02 Johnson & Johnson Vision Products, Inc. Laser demolding apparatus and method
AU725870B2 (en) * 1995-05-01 2000-10-26 Johnson & Johnson Vision Products, Inc. Method and apparatus for contact lens mold filling and assembly
US5922249A (en) * 1995-12-08 1999-07-13 Novartis Ag Ophthalmic lens production process
US5916494A (en) * 1995-12-29 1999-06-29 Johnson & Johnson Vision Products, Inc. Rotational indexing base curve deposition array
US5693268A (en) * 1996-04-01 1997-12-02 Johnson & Johnson Vision Products, Inc. Wedge demolding of cast lens mold assemblies
DE69713793T2 (de) * 1996-11-06 2002-11-07 Bausch & Lomb Inc., Rochester Verfahren und vorrichtung zur entfernung von kontakt-linsen giessformteilen
EP1009581A4 (en) * 1997-02-20 2004-07-28 Technology Resource Int Corp METHOD AND APPARATUS FOR ASSEMBLING A LENS MANUFACTURING DEVICE
US5989462A (en) 1997-07-31 1999-11-23 Q2100, Inc. Method and composition for producing ultraviolent blocking lenses
TW429327B (en) * 1997-10-21 2001-04-11 Novartis Ag Single mould alignment
US6027672A (en) * 1997-12-31 2000-02-22 Lightpath Technologies, Inc. Method of producing large polymer optical blanks with predictable axil refractive index profile
CA2316205C (en) 1998-01-16 2004-12-07 Bausch & Lomb Incorporated Toric axis alignment machine and method
US6015512A (en) * 1998-01-28 2000-01-18 Optima Inc. Extrusion-compression molding of optical articles
US6103148A (en) * 1998-02-19 2000-08-15 Technology Resources International Corporation Method for curing a lens-forming fluid
US6416307B1 (en) * 1998-09-25 2002-07-09 Q2100, Inc. Plastic lens systems, compositions, and methods
US20040074525A1 (en) * 2001-03-27 2004-04-22 Widman Michael F. Transfer apparatus and method and a transfer apparatus cleaner and method
US20040112008A1 (en) 1998-12-21 2004-06-17 Voss Leslie A. Heat seal apparatus for lens packages
US6241918B1 (en) * 1998-12-28 2001-06-05 Johnson & Johnson Vision Care, Inc. Process of manufacturing contact lenses in ambient environment
US6610220B1 (en) 1998-12-28 2003-08-26 Johnson & Johnson Vision Care, Inc. Process of manufacturing contact lenses with measured exposure to oxygen
US6669460B1 (en) 1999-02-05 2003-12-30 Novartis Ag Lens mold carrier
TW442381B (en) * 1999-02-05 2001-06-23 Novartis Ag Lens mold carrier
US6419873B1 (en) * 1999-03-19 2002-07-16 Q2100, Inc. Plastic lens systems, compositions, and methods
FR2794055B1 (fr) * 1999-05-26 2001-08-10 Essilor Int Procede pour le moulage d'une lentille optique et installation correspondante
USD458023S1 (en) 1999-10-13 2002-06-04 Johnson & Johnson Vision Care, Inc. Contact lens container
USD434050S (en) * 1999-12-06 2000-11-21 Technology Resource International Corporation Gasket for lens making
KR100522339B1 (ko) * 1999-12-16 2005-10-20 아사히 가세이 아이미 가부시끼가이샤 장기간 착용이 가능한 소프트 콘택트 렌즈
US6368522B1 (en) 2000-01-03 2002-04-09 Johnson & Johnson Vision Care, Inc. Mold for forming a contact lens and method of preventing formation of small strands of contact lens material during contact lens manufacture
US6716375B1 (en) 2000-03-30 2004-04-06 Q2100, Inc. Apparatus and method for heating a polymerizable composition
US6960312B2 (en) * 2000-03-30 2005-11-01 Q2100, Inc. Methods for the production of plastic lenses
US6723260B1 (en) 2000-03-30 2004-04-20 Q2100, Inc. Method for marking a plastic eyeglass lens using a mold assembly holder
US6558584B1 (en) 2000-03-31 2003-05-06 Bausch & Lomb Incorporated Apparatus and method for handling an ophthalmic lens
US7139636B2 (en) 2001-02-20 2006-11-21 Q2100, Inc. System for preparing eyeglass lenses with bar code reader
US6676399B1 (en) * 2001-02-20 2004-01-13 Q2100, Inc. Apparatus for preparing an eyeglass lens having sensors for tracking mold assemblies
US7025910B2 (en) * 2001-02-20 2006-04-11 Q2100, Inc Method of entering prescription information
US7037449B2 (en) * 2001-02-20 2006-05-02 Q2100, Inc. Method for automatically shutting down a lens forming apparatus
US7060208B2 (en) * 2001-02-20 2006-06-13 Q2100, Inc. Method of preparing an eyeglass lens with a controller
US6709257B2 (en) * 2001-02-20 2004-03-23 Q2100, Inc. Eyeglass lens forming apparatus with sensor
US7052262B2 (en) * 2001-02-20 2006-05-30 Q2100, Inc. System for preparing eyeglasses lens with filling station
US7011773B2 (en) * 2001-02-20 2006-03-14 Q2100, Inc. Graphical interface to display mold assembly position in a lens forming apparatus
US7124995B2 (en) 2001-02-20 2006-10-24 Q2100, Inc. Holder for mold assemblies and molds
US6899831B1 (en) 2001-02-20 2005-05-31 Q2100, Inc. Method of preparing an eyeglass lens by delayed entry of mold assemblies into a curing apparatus
US7083404B2 (en) 2001-02-20 2006-08-01 Q2100, Inc. System for preparing an eyeglass lens using a mold holder
US6840752B2 (en) 2001-02-20 2005-01-11 Q2100, Inc. Apparatus for preparing multiple eyeglass lenses
US7051290B2 (en) 2001-02-20 2006-05-23 Q2100, Inc. Graphical interface for receiving eyeglass prescription information
US6790024B2 (en) * 2001-02-20 2004-09-14 Q2100, Inc. Apparatus for preparing an eyeglass lens having multiple conveyor systems
US7045081B2 (en) * 2001-02-20 2006-05-16 Q2100, Inc. Method of monitoring components of a lens forming apparatus
US7074352B2 (en) * 2001-02-20 2006-07-11 Q2100, Inc. Graphical interface for monitoring usage of components of a lens forming apparatus
US6962669B2 (en) * 2001-02-20 2005-11-08 Q2100, Inc. Computerized controller for an eyeglass lens curing apparatus
US6663801B2 (en) * 2001-04-06 2003-12-16 Johnson & Johnson Vision Care, Inc. Silicon carbide IR-emitter heating device and method for demolding lenses
US7241125B2 (en) * 2001-05-25 2007-07-10 Johnson & Johnson Vision Care, Inc. Center touch method and apparatus for forming contact lenses
US7008570B2 (en) * 2001-08-09 2006-03-07 Stephen Pegram Method and apparatus for contact lens mold assembly
US20030044478A1 (en) * 2001-08-15 2003-03-06 Epstein Howard A. Burnet extract
US7044429B1 (en) 2002-03-15 2006-05-16 Q2100, Inc. Methods and systems for coating eyeglass lens molds
US6939486B2 (en) * 2002-06-25 2005-09-06 Bausch & Lomb Incorporated Apparatus and method for making intraocular lenses
US7065986B2 (en) * 2002-11-19 2006-06-27 Eastman Kodak Company Molding assembly
FR2856005B1 (fr) * 2003-06-11 2007-03-23 Essilor Int Procede et dispositif de moulage d'une lentille optique, en particulier une lentille ophtalmique
DE602005006996D1 (de) * 2004-03-24 2008-07-03 Novartis Ag Verfahren zur herstellung von kontaktlinsen
US9322958B2 (en) 2004-08-27 2016-04-26 Coopervision International Holding Company, Lp Silicone hydrogel contact lenses
CN102323629B (zh) 2004-08-27 2015-08-19 库柏维景国际控股公司 硅水凝胶隐形眼镜
JP4891549B2 (ja) * 2005-01-19 2012-03-07 富士フイルム株式会社 プラスチック成形用金型
CN1876583B (zh) * 2005-06-08 2010-12-08 鸿富锦精密工业（深圳）有限公司 镜片成型模具
MY147579A (en) * 2006-09-21 2012-12-31 Novartis Ag Method of de-molding contact lenses
WO2008149404A1 (ja) * 2007-06-05 2008-12-11 Menicon Co., Ltd. 眼用レンズの製造方法及び装置
KR101028584B1 (ko) 2008-08-27 2011-04-12 주식회사 바이오프로테크 일회용 유도전극 및 이에 접속되는 리드선
FR2949703A1 (fr) * 2009-09-07 2011-03-11 Sidel Participations Dispositif de moulage equipe de moyens de fixation d'un demi-moule par attaction contre le fond d'un logement associe d'un porte-moule
CN102744899B (zh) * 2012-07-12 2014-08-13 临海市劳尔机械有限公司 镜片自动制模机的自动纠正装置
CN109803815B (zh) 2016-10-14 2021-06-11 爱尔康公司 制造接触镜片的方法
FR3095366A1 (fr) * 2019-04-26 2020-10-30 Lionel Soulier Procédé et dispositif de fabrication d’une pièce composée d’un matériau stratifié

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2333131A (en) * 1939-09-13 1943-11-02 American Optical Corp Pressure mold and process of molding
US2373201A (en) * 1941-02-24 1945-04-10 Univis Lens Co Automatic press system for forming resinous disks
US2424235A (en) * 1944-11-28 1947-07-22 Teksun Inc Injection mold
US3422168A (en) * 1964-12-01 1969-01-14 Ppg Industries Inc Process of casting resinous lenses in thermoplastic cast replica molds
DE1504967B2 (de) * 1965-05-13 1971-10-21 Schallplattenpresse
US3587132A (en) * 1968-09-03 1971-06-28 Frank Corp Alan I W Molding apparatus
GB1516194A (en) * 1975-07-03 1978-06-28 Kelvin Lenses Ltd Contact lenses
US4208364A (en) * 1976-03-24 1980-06-17 Shepherd Thomas H Process for the production of contact lenses
US4121896A (en) * 1976-03-24 1978-10-24 Shepherd Thomas H Apparatus for the production of contact lenses
US4132518A (en) * 1977-10-18 1979-01-02 Realite Optical Company Apparatus for manufacturing plastic lenses
DE3112751A1 (de) * 1981-03-31 1982-10-07 Fa. Carl Zeiss, 7920 Heidenheim Formwerkzeug zur herstellung von teilen aus thermoplastischem material
US4469646A (en) * 1982-08-09 1984-09-04 Rawlings David L Method of molding plastic contact lenses
FR2753455B1 (fr) * 1996-09-18 1998-12-24 Elf Antar France Additif detergent et anti-corrosion pour carburants et composition de carburants

Also Published As

Publication number Publication date
BR8606229A (pt) 1987-09-29
KR950000190B1 (ko) 1995-01-11
DE3683838D1 (de) 1992-03-19
AU6583186A (en) 1987-06-25
US4786444A (en) 1988-11-22
EP0227365A2 (en) 1987-07-01
CA1263208A (en) 1989-11-28
JPH0661775B2 (ja) 1994-08-17
EP0227365A3 (en) 1988-09-28
JPS62189122A (ja) 1987-08-18
AU594723B2 (en) 1990-03-15
EP0227365B1 (en) 1992-02-05
KR870006425A (ko) 1987-07-11

Similar Documents

Publication Publication Date Title
ES2027964T3 (es) Aparato y metodo para fabricar articulos opticos.
ES510635A0 (es) Perfeccionamientos introducidos en el metodo de fabricacion de fibras opticas de modo unico con retencion de polarizacion.
IT1125368B (it) Metodo per la produzione di corpi di vetro,in particolare filamenti ottici
DK316579A (da) Optisk filament med hoej baandbredde og varierende brydningsindeks samt fremgangsmaade til fremstilling af samme
NO163448C (no) Fremgangsmaate for fremstilling av en optisk fiber.
BE864672A (fr) Procede et appareil pour le moulage de lentilles plastiques optiques du type standard et bifocal
DK475689D0 (da) Kontaktlinse af tvaerbunden siloxan-urethan-polymer
BE848029A (fr) Connecteur de fibres optiques et procede pour sa fabrication,
DE68915369D1 (de) Verfahren zur Herstellung von gefärbten Kontaktlinsen.
SE8101331L (sv) Forfarande och apparat for sammanfogning av optiska element
ES494082A0 (es) Perfeccionamientos introducidos en la fabricacion de articu los de vidrio fotocromico de haluro de cobre opticamente claro.
ES496760A0 (es) Procedimiento para la fabricacion de piezas de plastico, es-pecialmente patillas para gafas
ES494514A0 (es) Procedimiento e instalacion para la produccion de preformas para fibras opticas
BR8500502A (pt) Processo para fabricar lentes oftalmicas
CA1019574A (en) Method of manufacturing an optical fibre light waveguide
NO832708L (no) Fremgangsmaate til fremstilling av optiske glassfiber
ES505440A0 (es) Molde y procedimiento para la fabricacion de objetos con ma-terias plasticas no polares,expansionadas,con la ayuda de radiacion uhf
DK310677A (da) Femgangsmade til fremstilling af glasfibre samt apparat til udovelse af fremgangsmaden
IT1068917B (it) Metodo per la produzione di polimeri termoplastici rinforzati con fibre
BR8108799A (pt) Processo de moldagem para plasticos
EP0147779A3 (en) Process for the preparation of plastic films with modified optical characteristics
SE8204086L (sv) Forfarande att tillverka en med optiska fibrer forsedd fast och rorlig del
JPS5220044A (en) Optical fiber provided at end face with lens and method of manufacturing the same
ES501194A0 (es) Procedimiento para la modificacion de las propiedades de re-flexion de superficies de piezas opticas
FR2340912A1 (fr) Procede de fabrication de lentilles intraoculaires artificielles

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 227365

Country of ref document: ES