BE876149A - Procede de fabrication de lentilles en resines synthetiques polymerisables - Google Patents

Procede de fabrication de lentilles en resines synthetiques polymerisables

Info

Publication number
BE876149A
BE876149A BE6/46827A BE6046827A BE876149A BE 876149 A BE876149 A BE 876149A BE 6/46827 A BE6/46827 A BE 6/46827A BE 6046827 A BE6046827 A BE 6046827A BE 876149 A BE876149 A BE 876149A
Authority
BE
Belgium
Prior art keywords
synthetic resins
manufacturing lenses
polymerisable synthetic
polymerisable
lenses
Prior art date
Application number
BE6/46827A
Other languages
English (en)
Inventor
G Padoan
Original Assignee
Italiana Lenti S I L S R L Soc
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 Italiana Lenti S I L S R L Soc filed Critical Italiana Lenti S I L S R L Soc
Publication of BE876149A publication Critical patent/BE876149A/fr

Links

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
    • B29D11/00413—Production of simple or compound lenses made by moulding between two mould parts which are not in direct contact with one another, e.g. comprising a seal between or on the edges
    • 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
    • B29C33/0038—Moulds or cores; Details thereof or accessories therefor with sealing means or the like
    • 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
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/76—Office equipment or accessories
    • B29L2031/7602—Maps
BE6/46827A 1978-05-12 1979-05-09 Procede de fabrication de lentilles en resines synthetiques polymerisables BE876149A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23319/78A IT1094754B (it) 1978-05-12 1978-05-12 Procedimento per la fabbricazione tramite colata a compensazione continua di lenti o mezzi ottici in resine sintetiche polimerizzabili

Publications (1)

Publication Number Publication Date
BE876149A true BE876149A (fr) 1979-09-03

Family

ID=11206027

Family Applications (1)

Application Number Title Priority Date Filing Date
BE6/46827A BE876149A (fr) 1978-05-12 1979-05-09 Procede de fabrication de lentilles en resines synthetiques polymerisables

Country Status (22)

Country Link
JP (1) JPS54149765A (fr)
AT (1) AT391296B (fr)
AU (1) AU526381B2 (fr)
BE (1) BE876149A (fr)
BR (1) BR7902929A (fr)
CA (1) CA1135913A (fr)
CH (1) CH641402A5 (fr)
DE (2) DE2954548C2 (fr)
DK (1) DK162590C (fr)
ES (1) ES480497A1 (fr)
FR (1) FR2425314A1 (fr)
GB (1) GB2021474B (fr)
GR (1) GR67597B (fr)
HK (1) HK73587A (fr)
IE (1) IE48438B1 (fr)
IL (1) IL57252A0 (fr)
IT (1) IT1094754B (fr)
LU (1) LU81249A1 (fr)
MX (1) MX151517A (fr)
NL (1) NL7903713A (fr)
NO (1) NO162009C (fr)
SE (1) SE432219B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1191569B (it) * 1986-02-28 1988-03-23 Nuova Sil Spa Stampo per la produzione mediante colata di lenti organiche
US6511311B1 (en) 1998-09-30 2003-01-28 Novartis Ag Lens mold carriers
ATE229427T1 (de) * 1998-09-30 2002-12-15 Novartis Erfind Verwalt Gmbh Träger für linsenformen

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1166582A (fr) * 1955-12-30 1958-11-13 Combined Optical Ind Ltd Procédé et appareil de moulage de lentilles et autres éléments optiques de précision
FR1204627A (fr) * 1958-04-25 1960-01-27 Lentilles Ophtalmiques Special Perfectionnements à la fabrication de lentilles optiques et ophtalmiques en résinesynthétique thermodurcissable
US3171869A (en) * 1959-12-07 1965-03-02 Bausch & Lomb Process for manufacturing curved optical articles
US3251908A (en) * 1962-12-05 1966-05-17 Computing Devices Canada Method and apparatus for making a curved surface
DE2303551C3 (de) * 1973-01-25 1981-05-14 Transformatoren Union Ag, 7000 Stuttgart Anlage zum Herstellen von Gießlingen aus Kunstharz im Druckgießverfahren
DE2312934C3 (de) * 1973-03-15 1980-01-24 Et. Dentaire Ivoclar, Schaan (Liechtenstein) Verfahren und Vorrichtung zur Herstellung von Dentalprothesen aus Kunststoff
GB1511901A (en) * 1974-05-06 1978-05-24 Bausch & Lomb Forming lenses and lens blanks
US4008031A (en) * 1975-08-22 1977-02-15 Weber Hermann P Apparatus for injection molding lenses

Also Published As

Publication number Publication date
IL57252A0 (en) 1979-09-30
SE432219B (sv) 1984-03-26
DE2918323A1 (de) 1979-12-06
ES480497A1 (es) 1979-12-16
DK195179A (da) 1979-11-13
DK162590B (da) 1991-11-18
DE2954548C2 (fr) 1992-07-23
AT391296B (de) 1990-09-10
IE48438B1 (en) 1985-01-23
GR67597B (fr) 1981-08-31
GB2021474A (en) 1979-12-05
CH641402A5 (it) 1984-02-29
FR2425314B1 (fr) 1984-01-13
IT7823319A0 (it) 1978-05-12
ATA334779A (de) 1990-03-15
NO162009B (no) 1989-07-17
IT1094754B (it) 1985-08-02
CA1135913A (fr) 1982-11-23
NO791516L (no) 1979-11-13
AU4703279A (en) 1979-11-29
NO162009C (no) 1989-10-25
AU526381B2 (en) 1983-01-06
SE7904019L (sv) 1979-11-13
BR7902929A (pt) 1979-12-04
JPS54149765A (en) 1979-11-24
HK73587A (en) 1987-10-16
DK162590C (da) 1992-04-06
LU81249A1 (fr) 1979-09-10
FR2425314A1 (fr) 1979-12-07
NL7903713A (nl) 1979-11-14
MX151517A (es) 1984-12-10
IE791245L (en) 1979-11-12
GB2021474B (en) 1982-08-11

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: PROTEO S.R.L.

Effective date: 19950531