PH20839A - Method of manufacturing a multifocal contact lens - Google Patents

Method of manufacturing a multifocal contact lens

Info

Publication number
PH20839A
PH20839A PH27337A PH27337A PH20839A PH 20839 A PH20839 A PH 20839A PH 27337 A PH27337 A PH 27337A PH 27337 A PH27337 A PH 27337A PH 20839 A PH20839 A PH 20839A
Authority
PH
Philippines
Prior art keywords
manufacturing
contact lens
multifocal contact
multifocal
lens
Prior art date
Application number
PH27337A
Other languages
English (en)
Inventor
Akimichi Tsukamoto
Original Assignee
Hoya Lens Corp
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 Hoya Lens Corp filed Critical Hoya Lens Corp
Publication of PH20839A publication Critical patent/PH20839A/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
    • B29D11/00932—Combined cutting and grinding thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/0025—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor for contact lenses
    • 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
    • B29D11/00028—Bifocal lenses; Multifocal lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Eyeglasses (AREA)
PH27337A 1982-02-15 1982-05-24 Method of manufacturing a multifocal contact lens PH20839A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2238682A JPS58143949A (ja) 1982-02-15 1982-02-15 多重焦点コンタクトレンズの製造方法

Publications (1)

Publication Number Publication Date
PH20839A true PH20839A (en) 1987-05-08

Family

ID=12081213

Family Applications (1)

Application Number Title Priority Date Filing Date
PH27337A PH20839A (en) 1982-02-15 1982-05-24 Method of manufacturing a multifocal contact lens

Country Status (8)

Country Link
JP (1) JPS58143949A (ko)
KR (1) KR850001081B1 (ko)
AU (1) AU537795B2 (ko)
BR (1) BR8203072A (ko)
CH (1) CH658732A5 (ko)
DE (1) DE3219585A1 (ko)
GB (1) GB2114926B (ko)
PH (1) PH20839A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4580882A (en) * 1983-04-21 1986-04-08 Benjamin Nuchman Continuously variable contact lens
JPS6395415A (ja) * 1986-10-09 1988-04-26 Nobuko Takimoto 老眼用コンタクトレンズ
US9028063B2 (en) * 2011-08-26 2015-05-12 Johnson & Johnson Vision Care, Inc. Translating presbyopic contact lens pair

Also Published As

Publication number Publication date
JPS58143949A (ja) 1983-08-26
AU8410582A (en) 1983-08-25
CH658732A5 (de) 1986-11-28
KR850001081B1 (ko) 1985-07-27
BR8203072A (pt) 1983-12-13
DE3219585A1 (de) 1983-08-25
GB2114926B (en) 1985-10-30
GB2114926A (en) 1983-09-01
JPS6147657B2 (ko) 1986-10-20
AU537795B2 (en) 1984-07-12
KR830009903A (ko) 1983-12-24

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