NL7306093A - - Google Patents

Info

Publication number
NL7306093A
NL7306093A NL7306093A NL7306093A NL7306093A NL 7306093 A NL7306093 A NL 7306093A NL 7306093 A NL7306093 A NL 7306093A NL 7306093 A NL7306093 A NL 7306093A NL 7306093 A NL7306093 A NL 7306093A
Authority
NL
Netherlands
Application number
NL7306093A
Other versions
NL180569C (nl
NL180569B (nl
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
Priority claimed from US00312909A external-priority patent/US3846013A/en
Application filed filed Critical
Publication of NL7306093A publication Critical patent/NL7306093A/xx
Publication of NL180569B publication Critical patent/NL180569B/xx
Application granted granted Critical
Publication of NL180569C publication Critical patent/NL180569C/xx

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
    • B29D11/0048—Moulds for lenses
    • B29D11/00528—Consisting of two mould halves joined by an annular gasket
    • 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
    • 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
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/0073—Optical laminates
    • 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
    • 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
    • G02C7/04—Contact lenses for the eyes
    • G02C7/049—Contact lenses having special fitting or structural features achieved by special materials or material structures
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/12—Polarisers
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
    • G02C2202/16—Laminated or compound lenses

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Health & Medical Sciences (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Eyeglasses (AREA)
NLAANVRAGE7306093,A 1972-05-02 1973-05-02 Schijfvormig element voor het vervaardigen van een samengestelde lichtpolariserende kunststoflens. NL180569C (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US24955072A 1972-05-02 1972-05-02
US24954972A 1972-05-02 1972-05-02
US26625072A 1972-06-26 1972-06-26
US00312909A US3846013A (en) 1972-05-02 1972-12-07 Light-polarizing element

Publications (3)

Publication Number Publication Date
NL7306093A true NL7306093A (pt) 1973-11-06
NL180569B NL180569B (nl) 1986-10-16
NL180569C NL180569C (nl) 1987-03-16

Family

ID=27500323

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7306093,A NL180569C (nl) 1972-05-02 1973-05-02 Schijfvormig element voor het vervaardigen van een samengestelde lichtpolariserende kunststoflens.

Country Status (7)

Country Link
JP (2) JPS5513009B2 (pt)
CA (1) CA986760A (pt)
DE (1) DE2321886C2 (pt)
FR (1) FR2183108B1 (pt)
GB (1) GB1435329A (pt)
IT (1) IT983041B (pt)
NL (1) NL180569C (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693446A (en) 1985-09-20 1987-09-15 Techna Vision, Inc. Gasket for molding plastic lenses
US4873029A (en) * 1987-10-30 1989-10-10 Blum Ronald D Method for manufacturing lenses
US5286419A (en) * 1992-02-20 1994-02-15 Bmc Industries, Inc. Process for making a light polarizing spectacle lens
JP3664522B2 (ja) * 1995-07-18 2005-06-29 松下電器産業株式会社 光学素子成形型、光学素子成形方法及び光学素子
US6801360B2 (en) * 2002-10-28 2004-10-05 International Polarizer, Inc. Polarized lens formed by injection/coining injection molding process
JP4485838B2 (ja) * 2003-08-19 2010-06-23 株式会社 サンルックス 偏光プラスチックレンズの製造方法、及び偏光プラスチックフィルムの製造方法
CN100507618C (zh) 2004-04-19 2009-07-01 桑勒克斯株式会社 偏光塑料光学元件及其制造方法
JP5166785B2 (ja) * 2007-06-25 2013-03-21 株式会社 サンルックス 偏光プラスチックレンズの製造方法
JP5046790B2 (ja) * 2007-08-22 2012-10-10 株式会社ニコン・エシロール ガスケット、及び光学素子の製造方法
WO2010073625A1 (ja) * 2008-12-22 2010-07-01 株式会社ニコン・エシロール 樹脂レンズの製造方法、樹脂レンズ製造用モールド、及び樹脂レンズ内挿用フィルム
EP3593981B1 (en) 2018-07-12 2022-12-21 Essilor International Improved molding device for casting an optical article with wafer on top, corresponding method and opticle article

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB581197A (en) * 1944-06-23 1946-10-03 John Johnson Improvements in the manufacture of lenses
FR1342927A (fr) * 1963-11-04 1963-11-15 Procédé de surmoulage de pièces injectées
US3354938A (en) * 1964-07-02 1967-11-28 American Optical Corp Apparatus for blocking lenses
FR1513299A (fr) * 1966-09-02 1968-02-16 Verreries De Goetzenbruck S A Procédé de fabrication d'écrans ou d'oculaires composites en matière organique
FR2118305A5 (pt) * 1970-12-14 1972-07-28 Vergo Sa
FR2134094A1 (en) * 1971-04-19 1972-12-08 Polaroid Corp Synthetic plastic correction lenses
DE2118906C2 (de) * 1971-04-19 1982-05-06 Polaroid Corp., 02139 Cambridge, Mass. Polarisierende, mehrschichtige Brillenlinse

Also Published As

Publication number Publication date
AU5493473A (en) 1974-10-31
FR2183108B1 (pt) 1977-04-29
JPS5513009B2 (pt) 1980-04-05
NL180569C (nl) 1987-03-16
CA986760A (en) 1976-04-06
GB1435329A (en) 1976-05-12
JPS6226289B2 (pt) 1987-06-08
JPS4949646A (pt) 1974-05-14
JPS53121640A (en) 1978-10-24
DE2321886A1 (de) 1973-11-15
FR2183108A1 (pt) 1973-12-14
NL180569B (nl) 1986-10-16
DE2321886C2 (de) 1984-09-13
IT983041B (it) 1974-10-31

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Legal Events

Date Code Title Description
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
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee