GB1360088A - Contact lens - Google Patents

Contact lens

Info

Publication number
GB1360088A
GB1360088A GB4912571A GB4912571A GB1360088A GB 1360088 A GB1360088 A GB 1360088A GB 4912571 A GB4912571 A GB 4912571A GB 4912571 A GB4912571 A GB 4912571A GB 1360088 A GB1360088 A GB 1360088A
Authority
GB
United Kingdom
Prior art keywords
sections
lens
contact
sclera
contact lens
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
GB4912571A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB4912571A priority Critical patent/GB1360088A/en
Publication of GB1360088A publication Critical patent/GB1360088A/en
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
    • G02C7/02—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)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

1360088 Contact lens L LEWISON 22 Oct 1971 49125/71 Heading G2J A contact lens has a flexible body with a peripheral portion 22 intended to contact the sclera, and a plurality of flexible body sections 26, 28, 30 adapted to be spaced from the sclera, in use, which sections can be flexed into contact with the sclera by movement of the eyelid to provide a pumping action for tear fluid. The sections 26, 28, 30 may be ground out of the lens, or the lens moulded with these sections already formed.
GB4912571A 1971-10-22 1971-10-22 Contact lens Expired GB1360088A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4912571A GB1360088A (en) 1971-10-22 1971-10-22 Contact lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4912571A GB1360088A (en) 1971-10-22 1971-10-22 Contact lens

Publications (1)

Publication Number Publication Date
GB1360088A true GB1360088A (en) 1974-07-17

Family

ID=10451237

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4912571A Expired GB1360088A (en) 1971-10-22 1971-10-22 Contact lens

Country Status (1)

Country Link
GB (1) GB1360088A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982004221A1 (en) * 1981-05-26 1982-12-09 Nat Patent Dev Corp Molds and procedure for producing truncated contact lenses
US8678593B2 (en) 2010-10-26 2014-03-25 Alcon Research, Ltd. Ophthalmoscopic contact lens

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982004221A1 (en) * 1981-05-26 1982-12-09 Nat Patent Dev Corp Molds and procedure for producing truncated contact lenses
US4407766A (en) * 1981-05-26 1983-10-04 National Patent Development Corporation Molds and procedure for producing truncated contact lenses
US8678593B2 (en) 2010-10-26 2014-03-25 Alcon Research, Ltd. Ophthalmoscopic contact lens

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee