ES325126A1 - Improvements introduced in the manufacture of hidrogel contact lenses. (Machine-translation by Google Translate, not legally binding) - Google Patents

Improvements introduced in the manufacture of hidrogel contact lenses. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES325126A1
ES325126A1 ES0325126A ES325126A ES325126A1 ES 325126 A1 ES325126 A1 ES 325126A1 ES 0325126 A ES0325126 A ES 0325126A ES 325126 A ES325126 A ES 325126A ES 325126 A1 ES325126 A1 ES 325126A1
Authority
ES
Spain
Prior art keywords
translation
manufacture
machine
legally binding
google translate
Prior art date
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
ES0325126A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Czech Academy of Sciences CAS
Original Assignee
Czech Academy of Sciences CAS
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 Czech Academy of Sciences CAS filed Critical Czech Academy of Sciences CAS
Publication of ES325126A1 publication Critical patent/ES325126A1/en
Expired legal-status Critical Current

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

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Eyeglasses (AREA)

Abstract

Improvements introduced in the manufacture of hydrogel contact lenses characterized in that the lenses are provided with at least one hole with a maximum diameter of 2 mm and a total surface in cross section of 0.02% to 5% of the surface of the lens. (Machine-translation by Google Translate, not legally binding)
ES0325126A 1965-04-06 1966-04-05 Improvements introduced in the manufacture of hidrogel contact lenses. (Machine-translation by Google Translate, not legally binding) Expired ES325126A1 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES325126A1 true ES325126A1 (en) 1967-01-01

Family

ID=5359151

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0325126A Expired ES325126A1 (en) 1965-04-06 1966-04-05 Improvements introduced in the manufacture of hidrogel contact lenses. (Machine-translation by Google Translate, not legally binding)

Country Status (5)

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

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 (en) 1967-03-24
BE679105A (en) 1966-09-16
NL6603756A (en) 1966-10-07
CH436691A (en) 1967-05-31

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