AU2963392A – Polymer bifocal lens production process
– Google Patents
AU2963392A – Polymer bifocal lens production process
– Google Patents
Polymer bifocal lens production process
Info
Publication number
AU2963392A
AU2963392A
AU29633/92A
AU2963392A
AU2963392A
AU 2963392 A
AU2963392 A
AU 2963392A
AU 29633/92 A
AU29633/92 A
AU 29633/92A
AU 2963392 A
AU2963392 A
AU 2963392A
AU 2963392 A
AU2963392 A
AU 2963392A
Authority
AU
Australia
Prior art keywords
polymer
production process
bifocal lens
lens production
bifocal
Prior art date
1991-11-29
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.)
Granted
Application number
AU29633/92A
Other versions
AU648209B2
(en
Inventor
Matthew John Cuthbertson
Philip Horley Squires
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.)
Sola International Inc
Original Assignee
Pilkington Visioncare Inc
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.)
1991-11-29
Filing date
1992-11-26
Publication date
1993-06-03
1992-11-26
Application filed by Pilkington Visioncare Inc
filed
Critical
Pilkington Visioncare Inc
1993-06-03
Publication of AU2963392A
publication
Critical
patent/AU2963392A/en
1994-04-14
Application granted
granted
Critical
1994-04-14
Publication of AU648209B2
publication
Critical
patent/AU648209B2/en
1995-03-23
Assigned to SOLA GROUP LTD.
reassignment
SOLA GROUP LTD.
Alteration of Name(s) in Register under S187
Assignors: PILKINGTON VISIONCARE INC.
1996-01-25
Assigned to SOLA INTERNATIONAL INC.
reassignment
SOLA INTERNATIONAL INC.
Request to Amend Deed and Register
Assignors: SOLA GROUP LTD.
2012-11-26
Anticipated expiration
legal-status
Critical
Status
Ceased
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
238000004519
manufacturing process
Methods
0.000
title
1
229920000642
polymer
Polymers
0.000
title
1
Classifications
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
B29C35/0222—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould the curing continuing after removal from 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
B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
B29C37/005—Compensating volume or shape change during moulding, in general
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
B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
B29C70/78—Moulding material on one side only of the preformed part
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
B29D11/00028—Bifocal lenses; Multifocal lenses
G—PHYSICS
G02—OPTICS
G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
G02C7/00—Optical parts
G02C7/02—Lenses; Lens systems ; Methods of designing lenses
G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
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
B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
B29C71/02—Thermal after-treatment
B—PERFORMING OPERATIONS; TRANSPORTING
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
B29K2105/0002—Condition, form or state of moulded material or of the material to be shaped monomers or prepolymers
B—PERFORMING OPERATIONS; TRANSPORTING
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
B29K2995/0031—Refractive
B29K2995/0032—Birefringent
B—PERFORMING OPERATIONS; TRANSPORTING
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
B29L2011/00—Optical elements, e.g. lenses, prisms
B29L2011/0016—Lenses
AU29633/92A
1991-11-29
1992-11-26
Polymer bifocal lens production process
Ceased
AU648209B2
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
GB919125480A
GB9125480D0
(en)
1991-11-29
1991-11-29
Polymeric bifocal lens production process
GB9125480
1991-11-29
Publications (2)
Publication Number
Publication Date
AU2963392A
true
AU2963392A
(en)
1993-06-03
AU648209B2
AU648209B2
(en)
1994-04-14
Family
ID=10705483
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU29633/92A
Ceased
AU648209B2
(en)
1991-11-29
1992-11-26
Polymer bifocal lens production process
Country Status (7)
Country
Link
US
(1)
US5366668A
(en)
EP
(1)
EP0545615B1
(en)
AU
(1)
AU648209B2
(en)
CA
(1)
CA2083903C
(en)
DE
(1)
DE69205806T2
(en)
ES
(1)
ES2082389T3
(en)
GB
(1)
GB9125480D0
(en)
Families Citing this family (13)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US5981618A
(en)
1994-06-10
1999-11-09
Johnson & Johnson Vision Products, Inc.
Mold clamping and precure of a polymerizable hydrogel
US5789015A
(en)
*
1996-06-26
1998-08-04
Innotech, Inc.
Impregnation of plastic substrates with photochromic additives
US5793465A
(en)
*
1996-10-08
1998-08-11
Innotech, Inc.
Toric surfacecasting
US5914174A
(en)
*
1996-12-05
1999-06-22
Innotech, Inc.
Lens or semi-finished blank comprising photochromic resin compositions
KR100376923B1
(en)
1998-11-18
2003-03-26
미쓰비시덴키 가부시키가이샤
Controller of ac generator for vehicle
US6234629B1
(en)
*
1998-12-21
2001-05-22
Johnson & Johnson Vision Care, Inc.
Differential thickness contact lens with compensation for differential shrinkage and method of manufacturing same
US6649092B2
(en)
2001-04-04
2003-11-18
Lockheed Martin Corporation
Plastic laminated infrared optical element
US6663801B2
(en)
*
2001-04-06
2003-12-16
Johnson & Johnson Vision Care, Inc.
Silicon carbide IR-emitter heating device and method for demolding lenses
DE10220671B4
(en)
*
2002-05-10
2004-08-26
Hella Kg Hueck & Co.
Optical system for a camera
US20040094852A1
(en)
*
2002-11-20
2004-05-20
Deere & Company, A Delaware Corporation
Method for producing rotationally molded parts from semi-crystalline materials
US20050140033A1
(en)
*
2003-12-31
2005-06-30
Essilor International Compagnie Generale D’optique
Process for making a coated optical article free of visible fining lines
US7258437B2
(en)
*
2005-09-07
2007-08-21
Transitions Optical, Inc.
Photochromic multifocal optical article
IT201900003661A1
(en)
2019-03-13
2020-09-13
Biella Shrunk Process S A S Di Pietro Alberto & C
FABRIC STEAMING PLANT
Family Cites Families (13)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
CA596659A
(en)
*
1960-04-19
Grandperret Rene
Production of optical and ophtalmic lenses from thermosetting resin materials
US2339433A
(en)
*
1940-12-07
1944-01-18
Eastman Kodak Co
Method of forming optical surfaces on plastic material
US3248460A
(en)
*
1963-02-28
1966-04-26
Bausch & Lomb
Method of making lenses
US3763290A
(en)
*
1970-03-30
1973-10-02
Bausch & Lomb
Method of applying mar resistant coatings to transparent bodies of super strong plastics
CA1044930A
(en)
*
1974-12-16
1978-12-26
Emil W. Deeg
Multifocal lenses and method of making same
US4190621A
(en)
*
1977-03-10
1980-02-26
Martin Greshes
Method for molding optical plastic lenses of the standard and bifocal type
US4279401A
(en)
*
1980-05-30
1981-07-21
American Optical Corporation
Apparatus and method for making cast ophthalmic lenses
US4432832A
(en)
*
1982-08-26
1984-02-21
Polaroid Corporation
Method of forming contoured optical layers on glass elements
NL8400152A
(en)
*
1984-01-18
1984-10-01
Philips Nv
METHOD FOR MANUFACTURING AN OPTICAL ELEMENT, APPARATUS FOR APPLYING THE METHOD AND OPTICAL ELEMENT MADE WITH THE METHOD
US4734477A
(en)
*
1985-07-16
1988-03-29
Mitsubishi Petrochemical Co., Ltd.
Method for cast molding plastic substrate
DE3767317D1
(en)
*
1986-02-13
1991-02-21
Philips Nv
DIE FOR AN IMPRESSION PROCESS.
JPS62295001A
(en)
*
1986-06-14
1987-12-22
Nippon Sheet Glass Co Ltd
Multi-focus spherical lens made of synthetic resin and its production
AU8055687A
(en)
*
1986-12-01
1988-06-02
Sola International Holdings Ltd
Polymeric ophthalmic lens preparation process and lens production process
1991
1991-11-29
GB
GB919125480A
patent/GB9125480D0/en
active
Pending
1992
1992-11-25
DE
DE69205806T
patent/DE69205806T2/en
not_active
Expired – Lifetime
1992-11-25
ES
ES92310762T
patent/ES2082389T3/en
not_active
Expired – Lifetime
1992-11-25
US
US07/981,419
patent/US5366668A/en
not_active
Expired – Lifetime
1992-11-25
EP
EP92310762A
patent/EP0545615B1/en
not_active
Expired – Lifetime
1992-11-26
CA
CA002083903A
patent/CA2083903C/en
not_active
Expired – Lifetime
1992-11-26
AU
AU29633/92A
patent/AU648209B2/en
not_active
Ceased
Also Published As
Publication number
Publication date
GB9125480D0
(en)
1992-01-29
DE69205806D1
(en)
1995-12-07
US5366668A
(en)
1994-11-22
CA2083903A1
(en)
1993-05-30
EP0545615B1
(en)
1995-11-02
CA2083903C
(en)
2005-07-12
ES2082389T3
(en)
1996-03-16
EP0545615A1
(en)
1993-06-09
AU648209B2
(en)
1994-04-14
DE69205806T2
(en)
1996-03-28
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