NO942722L - Linseform - Google Patents

Linseform

Info

Publication number
NO942722L
NO942722L NO942722A NO942722A NO942722L NO 942722 L NO942722 L NO 942722L NO 942722 A NO942722 A NO 942722A NO 942722 A NO942722 A NO 942722A NO 942722 L NO942722 L NO 942722L
Authority
NO
Norway
Prior art keywords
lens
bodies
concave
mold
convex surface
Prior art date
Application number
NO942722A
Other languages
English (en)
Norwegian (no)
Other versions
NO942722D0 (no
Inventor
Kai C Su
Jack C White
Mushir Siddiqui
Original Assignee
Ciba Geigy 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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of NO942722D0 publication Critical patent/NO942722D0/no
Publication of NO942722L publication Critical patent/NO942722L/no

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Eyeglasses (AREA)
  • Optical Filters (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Glass Compositions (AREA)
  • Prostheses (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Moulding By Coating Moulds (AREA)
NO942722A 1993-07-21 1994-07-20 Linseform NO942722L (no)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
NO942722D0 NO942722D0 (no) 1994-07-20
NO942722L true NO942722L (no) 1995-01-23

Family

ID=22218111

Family Applications (1)

Application Number Title Priority Date Filing Date
NO942722A NO942722L (no) 1993-07-21 1994-07-20 Linseform

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) FI943379L (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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US6113817A (en) * 1997-03-25 2000-09-05 Novartis Ag Molding processes
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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
US6259518B1 (en) 1999-08-10 2001-07-10 Novartis Ag Wetcell device for inspection
US6246062B1 (en) 1998-11-05 2001-06-12 Johnson & Johnson Vision Care, Inc. Missing lens detection system and method
CA2288476C (en) 1998-11-05 2010-10-12 Denwood F. Ross, Iii Missing lens detection system and method
AU1124200A (en) * 1998-12-30 2000-07-24 Bausch & Lomb Incorporated Method and mold for casting contact lenses
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US6765661B2 (en) 2001-03-09 2004-07-20 Novartis Ag Lens inspection
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US7875217B2 (en) * 2006-09-29 2011-01-25 Johnson & Johnson Vision Care, Inc. Excess polymer ring removal during ophthalmic lens manufacture
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KR102159909B1 (ko) 2010-07-30 2020-09-25 알콘 인코포레이티드 수분이 풍부한 표면을 갖는 실리콘 히드로겔 렌즈
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Also Published As

Publication number Publication date
AU6753594A (en) 1995-02-02
JPH0768573A (ja) 1995-03-14
NZ264039A (en) 1997-11-24
EP0635347A1 (de) 1995-01-25
ATE206996T1 (de) 2001-11-15
NO942722D0 (no) 1994-07-20
FI943379A7 (fi) 1995-01-22
EP0635347B1 (de) 2001-10-17
AU686627B2 (en) 1998-02-12
US5882698A (en) 1999-03-16
IL110323A (en) 1999-10-28
TW325744U (en) 1998-01-21
US5574554A (en) 1996-11-12
DE69428644D1 (de) 2001-11-22
DE69428644T2 (de) 2002-08-08
JP3742121B2 (ja) 2006-02-01
FI943379L (fi) 1995-01-22
CA2128381A1 (en) 1995-01-22
IL110323A0 (en) 1994-10-21
ZA945328B (en) 1995-02-28
FI943379A0 (fi) 1994-07-15

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