DE69428644D1 - Giessform für Linsen - Google Patents

Giessform für Linsen

Info

Publication number
DE69428644D1
DE69428644D1 DE69428644T DE69428644T DE69428644D1 DE 69428644 D1 DE69428644 D1 DE 69428644D1 DE 69428644 T DE69428644 T DE 69428644T DE 69428644 T DE69428644 T DE 69428644T DE 69428644 D1 DE69428644 D1 DE 69428644D1
Authority
DE
Germany
Prior art keywords
lens
mold
concave
mold members
members
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
DE69428644T
Other languages
English (en)
Other versions
DE69428644T2 (de
Inventor
Kai C Su
Jack C White
Mushir Siddiqui
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.)
Novartis Pharma GmbH
Novartis AG
Original Assignee
Novartis Erfindungen Verwaltungs GmbH
Novartis 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 Novartis Erfindungen Verwaltungs GmbH, Novartis AG filed Critical Novartis Erfindungen Verwaltungs GmbH
Publication of DE69428644D1 publication Critical patent/DE69428644D1/de
Application granted granted Critical
Publication of DE69428644T2 publication Critical patent/DE69428644T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/02—Testing optical properties
    • G01M11/0207—Details of measuring devices
    • G01M11/0214—Details of devices holding the object to be tested
    • 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
    • B29C33/0055—Moulds or cores; Details thereof or accessories therefor with incorporated overflow cavities
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40—Plastics, e.g. foam or rubber
    • 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
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut 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
    • B29D11/00057—Production of contact lenses characterised by the shape or surface condition of the edge, e.g. flashless, burrless, smooth
    • 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
    • B29D11/00576—Moulds for lenses with means to engage flash, e.g. HEMA ring
    • 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
    • B29D11/00951—Measuring, controlling or regulating
    • B29D11/0098—Inspecting lenses
    • B29D11/0099—Inspecting lenses while still attached to the mould
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
    • B29C2035/0827—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using UV radiation
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0888—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using transparant moulds
    • 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
DE69428644T 1993-07-21 1994-07-12 Giessform für Linsen Expired - Lifetime DE69428644T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8952393A 1993-07-21 1993-07-21

Publications (2)

Publication Number Publication Date
DE69428644D1 true DE69428644D1 (de) 2001-11-22
DE69428644T2 DE69428644T2 (de) 2002-08-08

Family

ID=22218111

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69428644T Expired - Lifetime DE69428644T2 (de) 1993-07-21 1994-07-12 Giessform für Linsen

Country Status (13)

Country Link
US (2) US5574554A (de)
EP (1) EP0635347B1 (de)
JP (1) JP3742121B2 (de)
AT (1) ATE206996T1 (de)
AU (1) AU686627B2 (de)
CA (1) CA2128381A1 (de)
DE (1) DE69428644T2 (de)
FI (1) FI943379A (de)
IL (1) IL110323A (de)
NO (1) NO942722L (de)
NZ (1) NZ264039A (de)
TW (1) TW325744U (de)
ZA (1) ZA945328B (de)

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JPH11170275A (ja) * 1997-12-17 1999-06-29 Topcon Corp レンズ成形装置及びレンズ成形器具
US6103148A (en) * 1998-02-19 2000-08-15 Technology Resources International Corporation Method for curing a lens-forming fluid
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WO2000040395A1 (en) * 1998-12-30 2000-07-13 Bausch & Lomb Incorporated Method and mold for casting contact lenses
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US6577387B2 (en) 2000-12-29 2003-06-10 Johnson & Johnson Vision Care, Inc. Inspection of ophthalmic lenses using absorption
US6765661B2 (en) 2001-03-09 2004-07-20 Novartis Ag Lens inspection
ATE526135T1 (de) * 2001-03-26 2011-10-15 Novartis Ag Giessform und verfahren zur herstellung von opthalmischen linsen
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US7256881B2 (en) * 2002-02-15 2007-08-14 Coopervision, Inc. Systems and methods for inspection of ophthalmic lenses
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US7433027B2 (en) * 2004-12-22 2008-10-07 Novartis Ag Apparatus and method for detecting lens thickness
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DE602006007124D1 (de) * 2005-04-29 2009-07-16 Novartis Ag Beschichtete linsenformen und verfahren zur herstellung von einer kontakt-linse
MY161660A (en) * 2005-05-04 2017-04-28 Novartis Ag Automated inspection of colored contact lenses
US7320587B2 (en) * 2005-08-09 2008-01-22 Cooper Vision, Inc. Contact lens molds and systems and methods for producing same
US7799249B2 (en) 2005-08-09 2010-09-21 Coopervision International Holding Company, Lp Systems and methods for producing silicone hydrogel contact lenses
JP4758772B2 (ja) * 2006-01-19 2011-08-31 富士フイルム株式会社 成形用金型および成形方法
US20070284770A1 (en) * 2006-06-07 2007-12-13 Ansell Scott F Decreased lens delamination during ophthalmic lens manufacture
US20080001317A1 (en) * 2006-06-28 2008-01-03 Jason Tokarski Water soluble biomedical device mold
US7875217B2 (en) * 2006-09-29 2011-01-25 Johnson & Johnson Vision Care, Inc. Excess polymer ring removal during ophthalmic lens manufacture
TWI410317B (zh) * 2006-09-29 2013-10-01 Johnson & Johnson Vision Care 於眼科鏡片製造期間之靜電電荷
US7793535B2 (en) * 2006-10-31 2010-09-14 Johnson & Johnson Vision Care, Inc. Devices and methods to simulate an ocular environment
DE102007057987A1 (de) * 2007-12-03 2009-06-10 Christoph Egger Verfahren zur Herstellung von Gussteilen aus Polyurethan
JP5363503B2 (ja) 2007-12-31 2013-12-11 ボーシュ アンド ローム インコーポレイティド 眼科デバイスを含むバイオメディカルデバイスを形成するためのキャスティングモールド
MY161048A (en) * 2008-03-12 2017-04-14 Novartis Ag Method and mold for cast molding contact lenses
SG172510A1 (en) 2010-01-05 2011-07-28 Visionxtreme Pte Ltd Method and apparatus for inspecting ophthalmic lens
TWI758885B (zh) 2010-07-30 2022-03-21 瑞士商愛爾康公司 水合隱形鏡片
US8736828B2 (en) * 2011-02-23 2014-05-27 Visionxtreme Pte Ltd Method and apparatus for inspecting ophthalmic lens
US9005700B2 (en) 2011-10-12 2015-04-14 Novartis Ag Method for making UV-absorbing ophthalmic lenses
US9057595B2 (en) 2011-11-30 2015-06-16 Novartis Ag Combination of mirror images to improve signal quality for contact lenses
KR20140107244A (ko) * 2011-12-16 2014-09-04 수미토모 케미칼 컴퍼니 리미티드 플렉시블 광학 측정용 지그
CN104094095B (zh) * 2012-02-10 2018-01-26 庄臣及庄臣视力保护公司 用于对眼科装置的波前进行测量的方法和设备
GB2503037A (en) * 2012-06-15 2013-12-18 Dealtforce Ltd Mould and method for forming a Contact Lens
US10338408B2 (en) 2012-12-17 2019-07-02 Novartis Ag Method for making improved UV-absorbing ophthalmic lenses
EP3083216B1 (de) 2013-12-17 2018-01-31 Novartis AG Silikonhydrogellinse mit vernetzter hydrophiler beschichtung
WO2015101793A1 (en) * 2014-01-06 2015-07-09 Coopervision International Holding Company, Lp Ophthalmic lens manufacturing method and apparatus that include flash removal from lens mold members
WO2015134449A1 (en) * 2014-03-05 2015-09-11 Novartis Ag Method for automatic inspection of contact lenses
WO2016032926A1 (en) 2014-08-26 2016-03-03 Novartis Ag Method for applying stable coating on silicone hydrogel contact lenses
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Also Published As

Publication number Publication date
AU6753594A (en) 1995-02-02
NO942722D0 (no) 1994-07-20
JP3742121B2 (ja) 2006-02-01
US5882698A (en) 1999-03-16
NZ264039A (en) 1997-11-24
CA2128381A1 (en) 1995-01-22
US5574554A (en) 1996-11-12
ATE206996T1 (de) 2001-11-15
FI943379A0 (fi) 1994-07-15
ZA945328B (en) 1995-02-28
DE69428644T2 (de) 2002-08-08
AU686627B2 (en) 1998-02-12
TW325744U (en) 1998-01-21
IL110323A (en) 1999-10-28
IL110323A0 (en) 1994-10-21
EP0635347B1 (de) 2001-10-17
NO942722L (no) 1995-01-23
JPH0768573A (ja) 1995-03-14
FI943379A (fi) 1995-01-22
EP0635347A1 (de) 1995-01-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: PFENNING MEINIG & PARTNER GBR, 80339 MUENCHEN