GB1337042A - Process for producing contact lenses - Google Patents

Process for producing contact lenses

Info

Publication number
GB1337042A
GB1337042A GB235771A GB235771A GB1337042A GB 1337042 A GB1337042 A GB 1337042A GB 235771 A GB235771 A GB 235771A GB 235771 A GB235771 A GB 235771A GB 1337042 A GB1337042 A GB 1337042A
Authority
GB
United Kingdom
Prior art keywords
annulus
slope
concave spherical
contact lenses
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
GB235771A
Other languages
English (en)
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.)
Wesley Jessen Inc
Original Assignee
Wesley Jessen 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 Wesley Jessen Inc filed Critical Wesley Jessen Inc
Publication of GB1337042A publication Critical patent/GB1337042A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/107—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining the shape or measuring the curvature of the cornea
    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Public Health (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Eyeglasses (AREA)
  • Eye Examination Apparatus (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Lens Barrels (AREA)
  • Prostheses (AREA)
GB235771A 1970-01-19 1971-01-18 Process for producing contact lenses Expired GB1337042A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US394570A 1970-01-19 1970-01-19

Publications (1)

Publication Number Publication Date
GB1337042A true GB1337042A (en) 1973-11-14

Family

ID=21708346

Family Applications (1)

Application Number Title Priority Date Filing Date
GB235771A Expired GB1337042A (en) 1970-01-19 1971-01-18 Process for producing contact lenses

Country Status (6)

Country Link
JP (1) JPS5651322B1 (enrdf_load_stackoverflow)
BE (1) BE761770A (enrdf_load_stackoverflow)
DE (1) DE2102256A1 (enrdf_load_stackoverflow)
FR (1) FR2075679A5 (enrdf_load_stackoverflow)
GB (1) GB1337042A (enrdf_load_stackoverflow)
NL (1) NL7100565A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416104A1 (fr) * 1978-02-07 1979-08-31 Essilor Int Dispositif de moulage, en particulier pour lentille de contact souple
JP2934133B2 (ja) * 1992-10-27 1999-08-16 株式会社メニコン ソフトコンタクトレンズ

Also Published As

Publication number Publication date
FR2075679A5 (enrdf_load_stackoverflow) 1971-10-08
DE2102256A1 (de) 1971-07-29
NL7100565A (enrdf_load_stackoverflow) 1971-07-21
BE761770A (fr) 1971-07-01
JPS5651322B1 (enrdf_load_stackoverflow) 1981-12-04

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Legal Events

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