HK73587A - A process for producing lenses or other optical means - Google Patents

A process for producing lenses or other optical means

Info

Publication number
HK73587A
HK73587A HK735/87A HK73587A HK73587A HK 73587 A HK73587 A HK 73587A HK 735/87 A HK735/87 A HK 735/87A HK 73587 A HK73587 A HK 73587A HK 73587 A HK73587 A HK 73587A
Authority
HK
Hong Kong
Prior art keywords
optical means
producing lenses
lenses
producing
optical
Prior art date
Application number
HK735/87A
Other languages
English (en)
Inventor
Giorgio Maria Padoan
Original Assignee
Italiana Lenti
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 filed Critical Italiana Lenti
Publication of HK73587A publication Critical patent/HK73587A/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/00009Production of simple or compound lenses
    • B29D11/00413Production 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/0038Moulds or cores; Details thereof or accessories therefor with sealing means or the like
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041Lenses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/76Office equipment or accessories
    • B29L2031/7602Maps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Lenses (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
HK735/87A 1978-05-12 1987-10-07 A process for producing lenses or other optical means HK73587A (en)

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
HK73587A true HK73587A (en) 1987-10-16

Family

ID=11206027

Family Applications (1)

Application Number Title Priority Date Filing Date
HK735/87A HK73587A (en) 1978-05-12 1987-10-07 A process for producing lenses or other optical means

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) DE2918323A1 (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
EP1117523B1 (fr) * 1998-09-30 2002-12-11 Novartis AG Supports de moules de lentilles

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
IE48438B1 (en) 1985-01-23
BR7902929A (pt) 1979-12-04
MX151517A (es) 1984-12-10
NL7903713A (nl) 1979-11-14
BE876149A (fr) 1979-09-03
ATA334779A (de) 1990-03-15
CH641402A5 (it) 1984-02-29
CA1135913A (fr) 1982-11-23
SE7904019L (sv) 1979-11-13
JPS54149765A (en) 1979-11-24
GB2021474A (en) 1979-12-05
GB2021474B (en) 1982-08-11
DE2918323A1 (de) 1979-12-06
IE791245L (en) 1979-11-12
AT391296B (de) 1990-09-10
SE432219B (sv) 1984-03-26
GR67597B (fr) 1981-08-31
FR2425314A1 (fr) 1979-12-07
DK162590C (da) 1992-04-06
DK195179A (da) 1979-11-13
NO162009B (no) 1989-07-17
NO791516L (no) 1979-11-13
AU4703279A (en) 1979-11-29
LU81249A1 (fr) 1979-09-10
AU526381B2 (en) 1983-01-06
NO162009C (no) 1989-10-25
FR2425314B1 (fr) 1984-01-13
DE2954548C2 (fr) 1992-07-23
IL57252A0 (en) 1979-09-30
DK162590B (da) 1991-11-18
IT7823319A0 (it) 1978-05-12
ES480497A1 (es) 1979-12-16
IT1094754B (it) 1985-08-02

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