JPS515304B2 - - Google Patents

Info

Publication number
JPS515304B2
JPS515304B2 JP48048286A JP4828673A JPS515304B2 JP S515304 B2 JPS515304 B2 JP S515304B2 JP 48048286 A JP48048286 A JP 48048286A JP 4828673 A JP4828673 A JP 4828673A JP S515304 B2 JPS515304 B2 JP S515304B2
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Expired
Application number
JP48048286A
Other languages
Japanese (ja)
Other versions
JPS4942362A (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 US00249651A external-priority patent/US3833289A/en
Application filed filed Critical
Publication of JPS4942362A publication Critical patent/JPS4942362A/ja
Publication of JPS515304B2 publication Critical patent/JPS515304B2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B29D11/00009—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
    • 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
    • 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
    • B29D11/00865—Applying coatings; tinting; colouring
    • 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
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Polarising Elements (AREA)
  • Paints Or Removers (AREA)
  • Eyeglasses (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
JP48048286A 1972-05-02 1973-04-26 Expired JPS515304B2 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00249651A US3833289A (en) 1970-05-28 1972-05-02 Composite light-polarizing element

Publications (2)

Publication Number Publication Date
JPS4942362A JPS4942362A (nl) 1974-04-20
JPS515304B2 true JPS515304B2 (nl) 1976-02-19

Family

ID=22944419

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48048286A Expired JPS515304B2 (nl) 1972-05-02 1973-04-26

Country Status (9)

Country Link
JP (1) JPS515304B2 (nl)
AU (1) AU471257B2 (nl)
BE (1) BE798980A (nl)
CA (1) CA979251A (nl)
DE (1) DE2321885C2 (nl)
FR (1) FR2183109B1 (nl)
GB (1) GB1427845A (nl)
IT (1) IT1045949B (nl)
NL (1) NL174708C (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985003139A1 (en) * 1984-01-04 1985-07-18 K-Corporation Of Japan Special lens for spectacles

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6801360B2 (en) * 2002-10-28 2004-10-05 International Polarizer, Inc. Polarized lens formed by injection/coining injection molding process
FR2897693B1 (fr) * 2006-02-23 2008-11-21 Essilor Int Element optique polarisant comprenant un film polariseur et procede de farbrication d'un tel element

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2320375A (en) * 1939-07-18 1943-06-01 American Optical Corp Ophthalmic mounting and method of making the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1925891C3 (de) * 1969-05-21 1982-01-14 Optische Werke G. Rodenstock, 8000 München Verfahren zur Herstellung von mehrschichtigen, polarisierenden Brillengläsern aus Diallyldiglycolcarbonat
FR2118305A5 (nl) * 1970-12-14 1972-07-28 Vergo Sa
DE2118906C2 (de) * 1971-04-19 1982-05-06 Polaroid Corp., 02139 Cambridge, Mass. Polarisierende, mehrschichtige Brillenlinse
FR2134094A1 (en) * 1971-04-19 1972-12-08 Polaroid Corp Synthetic plastic correction lenses

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2320375A (en) * 1939-07-18 1943-06-01 American Optical Corp Ophthalmic mounting and method of making the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985003139A1 (en) * 1984-01-04 1985-07-18 K-Corporation Of Japan Special lens for spectacles

Also Published As

Publication number Publication date
FR2183109B1 (nl) 1976-09-10
BE798980A (fr) 1973-11-05
JPS4942362A (nl) 1974-04-20
NL174708C (nl) 1984-08-01
NL174708B (nl) 1984-03-01
AU471257B2 (en) 1976-04-15
AU5493373A (en) 1974-10-31
NL7306102A (nl) 1973-11-06
IT1045949B (it) 1980-06-10
FR2183109A1 (nl) 1973-12-14
CA979251A (en) 1975-12-09
DE2321885A1 (de) 1973-11-15
DE2321885C2 (de) 1984-12-13
GB1427845A (en) 1976-03-10

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