PT91082A - Processo para a producao de discos em bruto para objectos opticos de contacto - Google Patents

Processo para a producao de discos em bruto para objectos opticos de contacto

Info

Publication number
PT91082A
PT91082A PT91082A PT9108289A PT91082A PT 91082 A PT91082 A PT 91082A PT 91082 A PT91082 A PT 91082A PT 9108289 A PT9108289 A PT 9108289A PT 91082 A PT91082 A PT 91082A
Authority
PT
Portugal
Prior art keywords
production
discs
graphic
optical contact
contact objects
Prior art date
Application number
PT91082A
Other languages
English (en)
Other versions
PT91082B (pt
Inventor
Otto-Christian Geyer
Frank Wingler
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of PT91082A publication Critical patent/PT91082A/pt
Publication of PT91082B publication Critical patent/PT91082B/pt

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G02B1/043—Contact lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Eyeglasses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Switches (AREA)
  • Contacts (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
PT91082A 1988-07-09 1989-07-06 Processo para a producao de discos em bruto para objectos opticos de contacto PT91082B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3823317A DE3823317A1 (de) 1988-07-09 1988-07-09 Rohlinge fuer kontaktoptische gegenstaende

Publications (2)

Publication Number Publication Date
PT91082A true PT91082A (pt) 1990-02-08
PT91082B PT91082B (pt) 1995-01-31

Family

ID=6358337

Family Applications (1)

Application Number Title Priority Date Filing Date
PT91082A PT91082B (pt) 1988-07-09 1989-07-06 Processo para a producao de discos em bruto para objectos opticos de contacto

Country Status (6)

Country Link
EP (1) EP0350685B1 (pt)
JP (1) JPH0286643A (pt)
AT (1) ATE109899T1 (pt)
DE (2) DE3823317A1 (pt)
ES (1) ES2057026T3 (pt)
PT (1) PT91082B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7786185B2 (en) 2004-03-05 2010-08-31 Johnson & Johnson Vision Care, Inc. Wettable hydrogels comprising acyclic polyamides
MX2007005101A (es) * 2004-10-28 2007-07-04 Bayer Healthcare Llc Composicion de hidrogel.
KR101484499B1 (ko) 2005-02-14 2015-01-20 존슨 앤드 존슨 비젼 케어, 인코포레이티드 안과용 렌즈의 제조방법, 안과용 장치 및 콘택트 렌즈
US11119384B2 (en) 2017-09-28 2021-09-14 Kla-Tencor Corporation Hermetic sealing of a nonlinear crystal for use in a laser system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1495381B2 (de) * 1963-09-07 1971-06-24 Czeskoslovenska akademie ved , Prag Verfahren zur herstellung von kontaktlinsen oder kontakt linsenrohlingen aus quellfaehigen hydrogelen
DE3445094A1 (de) * 1984-12-11 1986-06-19 Bayer Ag, 5090 Leverkusen Weiche kontaktoptische gegenstaende
DE3445093A1 (de) * 1984-12-11 1986-06-19 Bayer Ag, 5090 Leverkusen Hydrophile copolymere, deren verwendung als biomedizinische materialien und hieraus hergestellte kontaktoptische gegenstaende
CA1267512A (en) * 1985-09-04 1990-04-10 Otto Wichterle Method for the preparation of precast elements for the production of contact lenses by mechanical working

Also Published As

Publication number Publication date
EP0350685A2 (de) 1990-01-17
PT91082B (pt) 1995-01-31
ATE109899T1 (de) 1994-08-15
EP0350685A3 (de) 1991-04-24
DE3823317A1 (de) 1990-02-08
EP0350685B1 (de) 1994-08-10
DE58908170D1 (de) 1994-09-15
JPH0286643A (ja) 1990-03-27
ES2057026T3 (es) 1994-10-16

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19940712

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19960131