DE69001587D1 - Verfahren und vorrichtung zur herstellung eines brechungsindexgradienten-polymers. - Google Patents

Verfahren und vorrichtung zur herstellung eines brechungsindexgradienten-polymers.

Info

Publication number
DE69001587D1
DE69001587D1 DE9090401922T DE69001587T DE69001587D1 DE 69001587 D1 DE69001587 D1 DE 69001587D1 DE 9090401922 T DE9090401922 T DE 9090401922T DE 69001587 T DE69001587 T DE 69001587T DE 69001587 D1 DE69001587 D1 DE 69001587D1
Authority
DE
Germany
Prior art keywords
producing
index gradient
gradient polymer
breaking index
breaking
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
DE9090401922T
Other languages
English (en)
Other versions
DE69001587T2 (de
Inventor
Leanirith Yean
Georges Wajs
Gerard Martin
Patrick Guerrero
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
Application granted granted Critical
Publication of DE69001587D1 publication Critical patent/DE69001587D1/de
Publication of DE69001587T2 publication Critical patent/DE69001587T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F263/00—Macromolecular compounds obtained by polymerising monomers on to polymers of esters of unsaturated alcohols with saturated acids as defined in group C08F18/00

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Graft Or Block Polymers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Materials For Medical Uses (AREA)
  • Polymerisation Methods In General (AREA)
DE90401922T 1989-07-07 1990-07-03 Verfahren und Vorrichtung zur Herstellung eines Brechungsindexgradienten-Polymers. Expired - Fee Related DE69001587T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8909193A FR2649397B1 (fr) 1989-07-07 1989-07-07 Procede et dispositif pour l'obtention d'un polymere a gradient d'indice

Publications (2)

Publication Number Publication Date
DE69001587D1 true DE69001587D1 (de) 1993-06-17
DE69001587T2 DE69001587T2 (de) 1993-10-07

Family

ID=9383595

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90401922T Expired - Fee Related DE69001587T2 (de) 1989-07-07 1990-07-03 Verfahren und Vorrichtung zur Herstellung eines Brechungsindexgradienten-Polymers.

Country Status (6)

Country Link
US (1) US5095079A (de)
EP (1) EP0407294B1 (de)
JP (1) JP2834283B2 (de)
AU (1) AU635042B2 (de)
DE (1) DE69001587T2 (de)
FR (1) FR2649397B1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05181022A (ja) * 1991-12-26 1993-07-23 Nippon Petrochem Co Ltd 合成樹脂光伝送体およびその製法
FR2731081B1 (fr) * 1995-02-27 1997-04-11 Essilor Int Procede d'obtention d'un article transparent a gradient d'indice de refraction
EP0850264A4 (de) * 1995-09-13 2000-06-14 Kth Llc Polymere optische fasern und herstellungsverfahren
US5847803A (en) * 1996-09-17 1998-12-08 Innotech, Inc. Optic incorporating a power gradient
FR2762098B1 (fr) 1997-04-10 1999-05-21 Essilor Int Article transparent a gradient d'indice de refraction radial et son procede de fabrication
ITMI972047A1 (it) * 1997-09-09 1999-03-09 Graziano Bianco Lente oftalmica multipolare progressiva a geometria costante e a gradiente (n. indice di rifrazione) variabile
FR2777091B1 (fr) 1998-04-02 2003-04-11 Bernard Feurer Systeme optique, notamment lentille intraoculaire, lentille de contact
US7014317B2 (en) 2001-11-02 2006-03-21 Essilor International (Compagnie Generale D'optique) Method for manufacturing multifocal lenses
US7740354B2 (en) 2006-10-25 2010-06-22 Volk Donald A Multi-layered gradient index progressive lens
US7735998B2 (en) 2006-10-25 2010-06-15 Volk Donald A Multi-layered multifocal lens with blended refractive index

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3816160A (en) * 1971-04-19 1974-06-11 Eastman Kodak Co Method of making a plastic optical element
JPS525857B2 (de) * 1972-10-23 1977-02-17
US4022855A (en) * 1975-03-17 1977-05-10 Eastman Kodak Company Method for making a plastic optical element having a gradient index of refraction
JPS59126413A (ja) * 1983-01-07 1984-07-21 Asahi Glass Co Ltd プラスチツク光学材料
JPS60162610A (ja) * 1984-02-03 1985-08-24 Nippon Sheet Glass Co Ltd 屈折率分布を有する合成樹脂物品の製造方法
JPS60175009A (ja) * 1984-02-21 1985-09-09 Nippon Sheet Glass Co Ltd 屈折率分布を有する合成樹脂光学素子の製造方法
JPS60200838A (ja) * 1984-03-21 1985-10-11 Hitachi Ltd 屈折率分布型光フアイバの製造方法
US4686266A (en) * 1984-11-23 1987-08-11 Ppg Industries, Inc. Bis(allyl carbonate) monomer and method for polymerizing same
US4784478A (en) * 1985-08-02 1988-11-15 Olympus Optical Co., Ltd. Microscope objective
JP2601802B2 (ja) * 1985-09-17 1997-04-16 日本板硝子株式会社 屈折率分布型コリメータレンズ
JPS62295001A (ja) * 1986-06-14 1987-12-22 Nippon Sheet Glass Co Ltd 合成樹脂製多焦点球面レンズおよびその製法

Also Published As

Publication number Publication date
EP0407294B1 (de) 1993-05-12
EP0407294A1 (de) 1991-01-09
US5095079A (en) 1992-03-10
AU5872190A (en) 1991-01-10
FR2649397A1 (fr) 1991-01-11
DE69001587T2 (de) 1993-10-07
AU635042B2 (en) 1993-03-11
JP2834283B2 (ja) 1998-12-09
FR2649397B1 (fr) 1992-01-03
JPH0345613A (ja) 1991-02-27

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Free format text: PATENT- UND RECHTSANWAELTE SONNENBERG & FORTMANN, 80331 MUENCHEN

8339 Ceased/non-payment of the annual fee