NL7903713A - METHOD OF MANUFACTURE OF LENSES AND OPTICAL OBJECTS. - Google Patents

METHOD OF MANUFACTURE OF LENSES AND OPTICAL OBJECTS.

Info

Publication number
NL7903713A
NL7903713A NL7903713A NL7903713A NL7903713A NL 7903713 A NL7903713 A NL 7903713A NL 7903713 A NL7903713 A NL 7903713A NL 7903713 A NL7903713 A NL 7903713A NL 7903713 A NL7903713 A NL 7903713A
Authority
NL
Netherlands
Prior art keywords
lenses
manufacture
optical objects
objects
optical
Prior art date
Application number
NL7903713A
Other languages
Dutch (nl)
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 NL7903713A publication Critical patent/NL7903713A/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Lenses (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
NL7903713A 1978-05-12 1979-05-11 METHOD OF MANUFACTURE OF LENSES AND OPTICAL OBJECTS. NL7903713A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23319/78A IT1094754B (en) 1978-05-12 1978-05-12 PROCESS FOR THE MANUFACTURE BY CONTINUOUS COMPENSATION CASTING OF LENSES OR OPTICAL MEDIA IN POLYMERIZABLE SYNTHETIC RESINS

Publications (1)

Publication Number Publication Date
NL7903713A true NL7903713A (en) 1979-11-14

Family

ID=11206027

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7903713A NL7903713A (en) 1978-05-12 1979-05-11 METHOD OF MANUFACTURE OF LENSES AND OPTICAL OBJECTS.

Country Status (22)

Country Link
JP (1) JPS54149765A (en)
AT (1) AT391296B (en)
AU (1) AU526381B2 (en)
BE (1) BE876149A (en)
BR (1) BR7902929A (en)
CA (1) CA1135913A (en)
CH (1) CH641402A5 (en)
DE (2) DE2918323A1 (en)
DK (1) DK162590C (en)
ES (1) ES480497A1 (en)
FR (1) FR2425314A1 (en)
GB (1) GB2021474B (en)
GR (1) GR67597B (en)
HK (1) HK73587A (en)
IE (1) IE48438B1 (en)
IL (1) IL57252A0 (en)
IT (1) IT1094754B (en)
LU (1) LU81249A1 (en)
MX (1) MX151517A (en)
NL (1) NL7903713A (en)
NO (1) NO162009C (en)
SE (1) SE432219B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1191569B (en) * 1986-02-28 1988-03-23 Nuova Sil Spa MOLD FOR THE PRODUCTION THROUGH CASTING OF ORGANIC LENSES
TW424047B (en) * 1998-09-30 2001-03-01 Novartis Ag Lens mode carriers
US6511311B1 (en) 1998-09-30 2003-01-28 Novartis Ag Lens mold carriers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1166582A (en) * 1955-12-30 1958-11-13 Combined Optical Ind Ltd Method and apparatus for molding lenses and other precision optical elements
FR1204627A (en) * 1958-04-25 1960-01-27 Lentilles Ophtalmiques Special Improvements in the manufacture of optical and ophthalmic lenses in thermosetting synthetic resins
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 (en) * 1973-01-25 1981-05-14 Transformatoren Union Ag, 7000 Stuttgart Plant for the production of castings from synthetic resin in the die casting process
DE2312934C3 (en) * 1973-03-15 1980-01-24 Et. Dentaire Ivoclar, Schaan (Liechtenstein) Method and device for the production of dental prostheses made of plastic
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
GB2021474B (en) 1982-08-11
JPS54149765A (en) 1979-11-24
MX151517A (en) 1984-12-10
AU4703279A (en) 1979-11-29
CH641402A5 (en) 1984-02-29
BR7902929A (en) 1979-12-04
DK195179A (en) 1979-11-13
DK162590B (en) 1991-11-18
FR2425314B1 (en) 1984-01-13
GB2021474A (en) 1979-12-05
NO162009C (en) 1989-10-25
IT7823319A0 (en) 1978-05-12
NO791516L (en) 1979-11-13
AU526381B2 (en) 1983-01-06
IL57252A0 (en) 1979-09-30
IE791245L (en) 1979-11-12
FR2425314A1 (en) 1979-12-07
ATA334779A (en) 1990-03-15
IE48438B1 (en) 1985-01-23
DE2954548C2 (en) 1992-07-23
LU81249A1 (en) 1979-09-10
DK162590C (en) 1992-04-06
AT391296B (en) 1990-09-10
SE432219B (en) 1984-03-26
DE2918323A1 (en) 1979-12-06
NO162009B (en) 1989-07-17
BE876149A (en) 1979-09-03
SE7904019L (en) 1979-11-13
GR67597B (en) 1981-08-31
IT1094754B (en) 1985-08-02
HK73587A (en) 1987-10-16
ES480497A1 (en) 1979-12-16
CA1135913A (en) 1982-11-23

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: PROTEO S.R.L.

BV The patent application has lapsed