BE753437A - - Google Patents

Info

Publication number
BE753437A
BE753437A BE753437DA BE753437A BE 753437 A BE753437 A BE 753437A BE 753437D A BE753437D A BE 753437DA BE 753437 A BE753437 A BE 753437A
Authority
BE
Belgium
Application number
Original Assignee
J O Beattie Lab Inc
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 J O Beattie Lab Inc filed Critical J O Beattie Lab Inc
Publication of BE753437A publication Critical patent/BE753437A/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
    • B29D11/00519—Reusable moulds
    • 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
    • B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
    • B29D11/00855—Producing cylindrical lenses
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
BE753437D 1969-07-15 1970-07-14 BE753437A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84175869A 1969-07-15 1969-07-15

Publications (1)

Publication Number Publication Date
BE753437A true BE753437A (enrdf_load_stackoverflow) 1971-01-14

Family

ID=25285624

Family Applications (1)

Application Number Title Priority Date Filing Date
BE753437D BE753437A (enrdf_load_stackoverflow) 1969-07-15 1970-07-14

Country Status (5)

Country Link
JP (1) JPS5016831B1 (enrdf_load_stackoverflow)
BE (1) BE753437A (enrdf_load_stackoverflow)
DE (1) DE2029098A1 (enrdf_load_stackoverflow)
FR (1) FR2055087A5 (enrdf_load_stackoverflow)
GB (1) GB1317005A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8601967D0 (en) * 1986-01-28 1986-03-05 Coopervision Optics Manufacturing contact lenses
JP2610029B2 (ja) * 1987-12-28 1997-05-14 ソニー株式会社 成形型の製造方法
US5573108A (en) * 1988-11-02 1996-11-12 British Technology Group Ltd. Disposable contact lens package
GB2226272B (en) * 1988-11-02 1993-01-13 Nat Res Dev Contact lens cast moulding and packaging

Also Published As

Publication number Publication date
GB1317005A (en) 1973-05-16
JPS5016831B1 (enrdf_load_stackoverflow) 1975-06-16
FR2055087A5 (enrdf_load_stackoverflow) 1971-05-07
DE2029098A1 (de) 1971-02-11

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