CH625458A5 - Method for manufacturing a lens, and apparatus for implementing the method - Google Patents

Method for manufacturing a lens, and apparatus for implementing the method Download PDF

Info

Publication number: CH625458A5
Authority: CH; Switzerland
Prior art keywords: lens; bifocal; resin; mold; molds
Prior art date: 1977-03-10

Application number

CH243078A

Other languages

English (en)

French (fr)

Inventor

Martin Greshes

Original Assignee

Martin Greshes

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.)

1977-03-10

Filing date

1978-03-06

Publication date

1981-09-30

1978-03-06 Application filed by Martin Greshes filed Critical Martin Greshes

1981-09-30 Publication of CH625458A5 publication Critical patent/CH625458A5/fr

Links

238000000034 method Methods 0.000 title claims description 32
238000004519 manufacturing process Methods 0.000 title claims description 16
229920005989 resin Polymers 0.000 claims abstract description 43
239000011347 resin Substances 0.000 claims abstract description 43
238000001816 cooling Methods 0.000 claims abstract description 8
239000004033 plastic Substances 0.000 claims description 14
229920003023 plastic Polymers 0.000 claims description 14
238000010438 heat treatment Methods 0.000 claims description 9
239000000463 material Substances 0.000 claims description 9
230000002093 peripheral effect Effects 0.000 claims description 9
238000000926 separation method Methods 0.000 claims description 8
238000007906 compression Methods 0.000 claims description 3
230000006835 compression Effects 0.000 claims description 3
230000004048 modification Effects 0.000 claims description 2
238000012986 modification Methods 0.000 claims description 2
125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims 1
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
238000000465 moulding Methods 0.000 abstract description 15
230000015572 biosynthetic process Effects 0.000 abstract description 6
238000012937 correction Methods 0.000 description 22
238000009835 boiling Methods 0.000 description 11
239000007788 liquid Substances 0.000 description 10
SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 5
230000002950 deficient Effects 0.000 description 4
230000008569 process Effects 0.000 description 4
230000000694 effects Effects 0.000 description 3
239000002991 molded plastic Substances 0.000 description 3
238000012360 testing method Methods 0.000 description 3
BJELTSYBAHKXRW-UHFFFAOYSA-N 2,4,6-triallyloxy-1,3,5-triazine Chemical compound C=CCOC1=NC(OCC=C)=NC(OCC=C)=N1 BJELTSYBAHKXRW-UHFFFAOYSA-N 0.000 description 2
VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 2
238000005336 cracking Methods 0.000 description 2
239000010408 film Substances 0.000 description 2
238000009472 formulation Methods 0.000 description 2
239000011521 glass Substances 0.000 description 2
238000003780 insertion Methods 0.000 description 2
230000037431 insertion Effects 0.000 description 2
239000002184 metal Substances 0.000 description 2
239000000203 mixture Substances 0.000 description 2
238000005498 polishing Methods 0.000 description 2
239000010409 thin film Substances 0.000 description 2
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
201000009310 astigmatism Diseases 0.000 description 1
230000008901 benefit Effects 0.000 description 1
230000008859 change Effects 0.000 description 1
239000002131 composite material Substances 0.000 description 1
230000008021 deposition Effects 0.000 description 1
238000009792 diffusion process Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000017525 heat dissipation Effects 0.000 description 1
238000009533 lab test Methods 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
229920001225 polyester resin Polymers 0.000 description 1
239000004645 polyester resin Substances 0.000 description 1
230000001179 pupillary effect Effects 0.000 description 1
230000009467 reduction Effects 0.000 description 1
238000007493 shaping process Methods 0.000 description 1
239000000243 solution Substances 0.000 description 1
230000002269 spontaneous effect Effects 0.000 description 1

Classifications

- 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
- 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
- B29D11/00528—Consisting of two mould halves joined by an annular gasket
- 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)
Health & Medical Sciences (AREA)
Manufacturing & Machinery (AREA)
Ophthalmology & Optometry (AREA)
Mechanical Engineering (AREA)
Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Eyeglasses (AREA)
Moulds For Moulding Plastics Or The Like (AREA)

CH243078A 1977-03-10 1978-03-06 Method for manufacturing a lens, and apparatus for implementing the method CH625458A5 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US77612977A	1977-03-10	1977-03-10
US05/810,357 US4190621A (en)	1977-03-10	1977-06-27	Method for molding optical plastic lenses of the standard and bifocal type

Publications (1)

Publication Number	Publication Date
CH625458A5 true CH625458A5 (en)	1981-09-30

Family

ID=27119152

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH243078A CH625458A5 (en)	1977-03-10	1978-03-06	Method for manufacturing a lens, and apparatus for implementing the method

Country Status (18)

Country	Link
US (1)	US4190621A (da)
JP (1)	JPS53124570A (da)
BE (1)	BE864672A (da)
CA (1)	CA1098268A (da)
CH (1)	CH625458A5 (da)
DE (1)	DE2809610A1 (da)
DK (1)	DK105278A (da)
ES (2)	ES467649A1 (da)
FI (1)	FI780749A7 (da)
FR (1)	FR2383002A1 (da)
GB (1)	GB1601327A (da)
IE (1)	IE46344B1 (da)
IL (1)	IL54079A (da)
IT (1)	IT1108328B (da)
NL (1)	NL7802485A (da)
NO (1)	NO780731L (da)
PT (1)	PT67745A (da)
SE (1)	SE7802719L (da)

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1977
- 1977-06-27 US US05/810,357 patent/US4190621A/en not_active Expired - Lifetime
1978
- 1978-02-09 CA CA296,512A patent/CA1098268A/en not_active Expired
- 1978-02-20 IL IL54079A patent/IL54079A/xx unknown
- 1978-03-02 NO NO780731A patent/NO780731L/no unknown
- 1978-03-06 DE DE19782809610 patent/DE2809610A1/de not_active Withdrawn
- 1978-03-06 CH CH243078A patent/CH625458A5/fr not_active IP Right Cessation
- 1978-03-06 PT PT67745A patent/PT67745A/pt unknown
- 1978-03-07 NL NL7802485A patent/NL7802485A/xx not_active Application Discontinuation
- 1978-03-08 FR FR7806614A patent/FR2383002A1/fr active Granted
- 1978-03-08 ES ES467649A patent/ES467649A1/es not_active Expired
- 1978-03-08 FI FI780749A patent/FI780749A7/fi not_active Application Discontinuation
- 1978-03-08 BE BE185751A patent/BE864672A/xx not_active IP Right Cessation
- 1978-03-08 IT IT67493/78A patent/IT1108328B/it active
- 1978-03-09 DK DK105278A patent/DK105278A/da not_active Application Discontinuation
- 1978-03-09 SE SE7802719A patent/SE7802719L/xx unknown
- 1978-03-09 JP JP2715978A patent/JPS53124570A/ja active Pending
- 1978-03-09 GB GB9477/78A patent/GB1601327A/en not_active Expired
- 1978-03-09 IE IE488/78A patent/IE46344B1/en unknown
- 1978-12-16 ES ES476080A patent/ES476080A1/es not_active Expired

Also Published As

Publication number	Publication date
CA1098268A (en)	1981-03-31
IT7867493A0 (it)	1978-03-08
NO780731L (no)	1978-09-12
PT67745A (en)	1978-04-01
FR2383002B1 (da)	1983-02-25
NL7802485A (nl)	1978-09-12
IT1108328B (it)	1985-12-09
FR2383002A1 (fr)	1978-10-06
SE7802719L (sv)	1978-09-11
IL54079A (en)	1981-03-31
FI780749A7 (fi)	1978-09-11
ES476080A1 (es)	1979-08-16
JPS53124570A (en)	1978-10-31
IL54079A0 (en)	1978-04-30
US4190621A (en)	1980-02-26
IE780488L (en)	1978-09-10
DK105278A (da)	1978-09-11
DE2809610A1 (de)	1978-09-14
IE46344B1 (en)	1983-05-04
BE864672A (fr)	1978-07-03
ES467649A1 (es)	1979-09-01
GB1601327A (en)	1981-10-28

Legal Events

Date	Code	Title	Description
1985-11-29	PL	Patent ceased
2024-10-31	PL	Patent ceased

Publication	Publication Date	Title
CH625458A5 (en)	1981-09-30	Method for manufacturing a lens, and apparatus for implementing the method
EP3003697B1 (fr)	2019-01-16	Procede et systeme de fabrication d'une lentille ophtalmique
EP2923826B1 (fr)	2018-11-07	Lentille ophtalmique et procédé de fabrication d'une telle lentille
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EP3079884B1 (fr)	2019-08-21	Procede et systeme de fabrication d'une lentille ophtalmique
FR2668412A1 (fr)	1992-04-30	Systeme de montage d'un corps de lentille pour son surfacage et son contournage et procede correspondant.
EP3003691B1 (fr)	2020-12-02	Procede et machine de fabrication d'une lentille ophtalmique
EP2900460B1 (fr)	2018-05-02	Procédé de fabrication d'une lentille ophtalmique
FR3008196A1 (fr)	2015-01-09	Procede de fabrication d'au moins une lentille ophtalmique
CA2373148C (fr)	2008-05-06	Procede de fabrication d'une surface d'une lentille ophtalmique, installation de mise en oeuvre du procede et lentille ophtalmique obtenue selon le procede
EP1338382B1 (fr)	2004-11-03	Procédé pour la pose d'un bloc de préhension sur une ébauche semi-finie de lentille ophtalmique
FR2510768A1 (fr)	1983-02-04	Construction de lentille intraoculaire et extraoculaire et procede pour sa fabrication
US4474355A (en)	1984-10-02	Apparatus for molding optical plastic lenses of the standard and bifocal type
FR2997329A1 (fr)	2014-05-02	Procede de fabrication de lentilles optiques et ensemble pour la fabrication de telles lentilles
CA2550120C (fr)	2010-02-09	Support de blocage pneumatique d'une lentille optique
FR2655841A1 (fr)	1991-06-21	Implant oculaire a deux constituants.
EP2175306B1 (fr)	2012-03-14	Verre ophtalmique multifocal
CA1139952A (fr)	1983-01-25	Procede pour la realisation d'un verre composite en particulier lentille ophtalmique, ainsi obtenu
FR2530182A1 (fr)	1984-01-20	Dispositif de moulage, notamment pour element optique, par exemple lentille ophtalmique
CN112533729B (zh)	2023-01-24	用于机加工光学镜片的光学表面的方法
EP1107849A1 (fr)	2001-06-20	Procede de realisation d'un verre correcteur a foyers multiples, et systeme de mise en oeuvre d'un tel procede
EP0051613A1 (fr)	1982-05-19	Dispositif optique correcteur provisoire permettant le choix d'une monture nue.
CN109311248A (zh)	2019-02-05	用于通过浇注来制造眼科物品的机器和方法
FR2835931A1 (fr)	2003-08-15	Procede pour fabriquer un verre de lunettes correcteur et palet correspondant
CH261157A (fr)	1949-04-30	Procédé pour la fabrication des verres de contact et appareil pour la mise en oeuvre de ce procédé.