[go: up one dir, main page]

FR2667819B1 - Procede de moulage d'une lentille en plastique. - Google Patents

Procede de moulage d'une lentille en plastique.

Info

Publication number
FR2667819B1
FR2667819B1 FR9112581A FR9112581A FR2667819B1 FR 2667819 B1 FR2667819 B1 FR 2667819B1 FR 9112581 A FR9112581 A FR 9112581A FR 9112581 A FR9112581 A FR 9112581A FR 2667819 B1 FR2667819 B1 FR 2667819B1
Authority
FR
France
Prior art keywords
molding
plastic lens
lens
plastic
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
FR9112581A
Other languages
English (en)
Other versions
FR2667819A1 (fr
Inventor
Toshihiko Shimizu
Masataka Soya
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of FR2667819A1 publication Critical patent/FR2667819A1/fr
Application granted granted Critical
Publication of FR2667819B1 publication Critical patent/FR2667819B1/fr
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
    • B29C33/30—Mounting, exchanging or centering
    • 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
    • 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
    • B29D11/00432—Auxiliary operations, e.g. machines for filling the moulds
    • 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
    • B29D11/005—Moulds for lenses having means for aligning the front and back moulds

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)
FR9112581A 1990-10-12 1991-10-11 Procede de moulage d'une lentille en plastique. Expired - Fee Related FR2667819B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2273768A JPH04148906A (ja) 1990-10-12 1990-10-12 プラスチックレンズの成形方法

Publications (2)

Publication Number Publication Date
FR2667819A1 FR2667819A1 (fr) 1992-04-17
FR2667819B1 true FR2667819B1 (fr) 1997-11-07

Family

ID=17532311

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9112581A Expired - Fee Related FR2667819B1 (fr) 1990-10-12 1991-10-11 Procede de moulage d'une lentille en plastique.

Country Status (3)

Country Link
US (1) US5178801A (fr)
JP (1) JPH04148906A (fr)
FR (1) FR2667819B1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5358672A (en) * 1992-06-08 1994-10-25 Innotech, Inc. Method for removing finished articles from glass, plastic or metallic molds
US5601759A (en) * 1993-10-05 1997-02-11 Bausch & Lomb Incorporated Method for molding contact lenses
FR2718075B1 (fr) * 1994-03-29 1996-06-07 Essilor Int Procédé pour la constitution d'un moule propre à l'obtention d'une lentille optique, moule correspondant et lentille optique obtenue.
US5524419A (en) * 1995-02-02 1996-06-11 Bausch & Lomb Incorporated Method and apparatus for molding contact lenses and making their container
JPH10182173A (ja) * 1996-12-26 1998-07-07 Canon Inc ガラス成形品とガラス成形方法及びガラス成形装置
JP4665361B2 (ja) * 2001-08-20 2011-04-06 セイコーエプソン株式会社 成形用モールドの組立方法及び組立装置
PL1612032T3 (pl) * 2004-07-02 2007-01-31 Interglass Tech Ag Przyrząd do ustawiania dwóch form skorupowych
JP2008059548A (ja) 2006-08-04 2008-03-13 Seiko Epson Corp レンズ発注システム、レンズ発注方法、レンズ発注プログラム、およびレンズ発注プログラムを記録した記録媒体
JP4306702B2 (ja) 2006-08-03 2009-08-05 セイコーエプソン株式会社 メガネレンズ発注システム
US12097674B2 (en) 2021-01-21 2024-09-24 Tobii Ab Relating to lenses

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2404314A (en) * 1943-05-25 1946-07-16 Polaroid Corp Molding apparatus
US3632696A (en) * 1969-03-28 1972-01-04 American Optical Corp Method for making integral ophthalmic lens
JPS56135030A (en) * 1980-03-25 1981-10-22 Asahi Glass Co Ltd Cast molding method of plastic lens
JPS61261011A (ja) * 1985-05-15 1986-11-19 Toray Ind Inc テ−ピング装置
GB2227969A (en) * 1989-01-27 1990-08-15 Pilkington Visioncare Holdings Casting lenses in plastic: curing by radiation

Also Published As

Publication number Publication date
US5178801A (en) 1993-01-12
FR2667819A1 (fr) 1992-04-17
JPH04148906A (ja) 1992-05-21

Similar Documents

Publication Publication Date Title
EP0606118A3 (fr) Procédé de fabrication d'une carte en matière plastique.
DE59103615D1 (de) Thermoplastische Formmasse.
NO180229C (no) Formblåst plastbeholder
DE59003419D1 (de) Recycling-Kunststofformmasse.
EP0676429A3 (fr) Composition pour lentille en matière plastique à partir d'uréthane.
EP0590573A3 (fr) Résine pour une lentille en matière plastique.
FR2734212B1 (fr) Procede de fabrication d'un element moule pour pare-brise d'automobile
FR2640844B1 (fr) Dispositif chauffe par induction, en particulier pour extrudeuse de matiere plastique
DE69114171D1 (de) Polymerschmelzverteiler.
DE59106889D1 (de) Thermoplastische Formmassen.
ITTO930896A0 (it) Macchina per la fabbricazione di oggetti di materiale plastico mediante termoformatura.
FR2667819B1 (fr) Procede de moulage d'une lentille en plastique.
EP0624449A3 (fr) Procédé de moulage d'articles en matière plastique.
DE59108450D1 (de) Thermoplastische Formmassen
BR9102853A (pt) Processo de deslocamento de moldes
FR2614231B1 (fr) Procede pour la fixation d'une monture en matiere plastique sur un pichet en une matiere cassable.
FR2661127B1 (fr) Procede de moulage par injection bimatiere d'une capsule comprenant un insert.
FR2723546B1 (fr) Procede de fabrication d'une piece plastique moulee revetue par un gel-coat.
DE59306947D1 (de) Holmlose kunststoff-spritzgiessmaschine
FR2704576B1 (fr) Procede de fabrication d'une cunette.
ITTO910718A0 (it) Macchina per stampaggio ad iniezione.
FR2651173B1 (fr) Procede d'extrusion de matiere plastique expansee a l'aide de freon.
IT9022206A0 (it) Pressa per lo stampaggio a iniezione di materie plastiche.
FR2689041B1 (fr) Machine pour régénérer les déchets de matière synthétique.
FR2672236B1 (fr) Procede pour le moulage par injection de pieces moulees en matiere plastique.

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090630