CH436691A - Kontaktlinsen aus Hydrogelen - Google Patents

Kontaktlinsen aus Hydrogelen

Info

Publication number
CH436691A
CH436691A CH416266A CH416266A CH436691A CH 436691 A CH436691 A CH 436691A CH 416266 A CH416266 A CH 416266A CH 416266 A CH416266 A CH 416266A CH 436691 A CH436691 A CH 436691A
Authority
CH
Switzerland
Prior art keywords
lens
holes
hydrogel
eye
contact
Prior art date
Application number
CH416266A
Other languages
German (de)
English (en)
Inventor
Otto Wichterle
Original Assignee
Ceskoslovenska Akademie Ved
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 Ceskoslovenska Akademie Ved filed Critical Ceskoslovenska Akademie Ved
Publication of CH436691A publication Critical patent/CH436691A/de

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
    • B29D11/00038—Production of contact lenses
    • B29D11/00076—Production of contact lenses enabling passage of fluids, e.g. oxygen, tears, between the area under the lens and the lens exterior
    • 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
    • B29D11/02—Artificial eyes from organic plastic material
    • 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
    • G02B1/043—Contact 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Eyeglasses (AREA)
CH416266A 1965-04-06 1966-03-23 Kontaktlinsen aus Hydrogelen CH436691A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS225665 1965-04-06

Publications (1)

Publication Number Publication Date
CH436691A true CH436691A (de) 1967-05-31

Family

ID=5359151

Family Applications (1)

Application Number Title Priority Date Filing Date
CH416266A CH436691A (de) 1965-04-06 1966-03-23 Kontaktlinsen aus Hydrogelen

Country Status (5)

Country Link
BE (1) BE679105A (fr)
CH (1) CH436691A (fr)
ES (1) ES325126A1 (fr)
FR (1) FR1474668A (fr)
NL (1) NL6603756A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4068933A (en) * 1975-03-18 1978-01-17 Maurice Seiderman Fenestrated hydrogels for contact lens use and method for making same

Also Published As

Publication number Publication date
FR1474668A (fr) 1967-03-24
ES325126A1 (es) 1967-01-01
BE679105A (fr) 1966-09-16
NL6603756A (fr) 1966-10-07

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