FR2327562A1 - NON-SPHERICAL SURFACE LENS - Google Patents

NON-SPHERICAL SURFACE LENS

Info

Publication number
FR2327562A1
FR2327562A1 FR7629795A FR7629795A FR2327562A1 FR 2327562 A1 FR2327562 A1 FR 2327562A1 FR 7629795 A FR7629795 A FR 7629795A FR 7629795 A FR7629795 A FR 7629795A FR 2327562 A1 FR2327562 A1 FR 2327562A1
Authority
FR
France
Prior art keywords
spherical surface
surface lens
lens
spherical
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.)
Granted
Application number
FR7629795A
Other languages
French (fr)
Other versions
FR2327562B3 (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 FR2327562A1 publication Critical patent/FR2327562A1/en
Application granted granted Critical
Publication of FR2327562B3 publication Critical patent/FR2327562B3/fr
Granted 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
    • G02C7/041—Contact lenses for the eyes bifocal; multifocal
    • G02C7/044—Annular configuration, e.g. pupil tuned
    • 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
    • B29D11/00019—Production of simple or compound lenses with non-spherical faces, e.g. toric faces
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/10—Bifocal lenses; Multifocal 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
    • G02C7/041—Contact lenses for the eyes bifocal; multifocal
    • G02C7/042—Simultaneous type

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)
FR7629795A 1975-10-08 1976-10-04 NON-SPHERICAL SURFACE LENS Granted FR2327562A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62078675A 1975-10-08 1975-10-08

Publications (2)

Publication Number Publication Date
FR2327562A1 true FR2327562A1 (en) 1977-05-06
FR2327562B3 FR2327562B3 (en) 1979-06-15

Family

ID=24487387

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7629795A Granted FR2327562A1 (en) 1975-10-08 1976-10-04 NON-SPHERICAL SURFACE LENS

Country Status (8)

Country Link
JP (1) JPS5246826A (en)
BE (1) BE846873A (en)
BR (1) BR7606688A (en)
FR (1) FR2327562A1 (en)
GB (1) GB1561892A (en)
IT (1) IT1075969B (en)
LU (1) LU75941A1 (en)
NL (1) NL7611086A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3213739A1 (en) * 1981-04-15 1982-11-11 Essilor International (Compagnie Générale d'Optique), 94028 Créteil, Val-de-Marne CONTACT LENS
EP0070006A1 (en) * 1977-08-02 1983-01-19 Automated Optics, Inc. Contact lenses
US5417306A (en) * 1993-06-03 1995-05-23 Robl; William A. Tree climbing apparatus

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165158A (en) * 1977-07-25 1979-08-21 American Optical Corporation Cast contact lenses and method for making same
GB2132785A (en) * 1982-12-23 1984-07-11 Nat Patent Dev Corp Thin aphakic contact lens
US4580882A (en) * 1983-04-21 1986-04-08 Benjamin Nuchman Continuously variable contact lens
GB2192291B (en) * 1986-03-04 1990-08-22 Gupta Anil K Progressive power contact lens.
GB2327283B (en) * 1997-06-04 2002-02-27 Bausch & Lomb Manufacture of contact lenses
GB0504448D0 (en) * 2005-03-03 2005-04-06 Spurgeon Peter J C Optical apparatus and image processing

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS493595A (en) * 1972-04-21 1974-01-12

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0070006A1 (en) * 1977-08-02 1983-01-19 Automated Optics, Inc. Contact lenses
DE3213739A1 (en) * 1981-04-15 1982-11-11 Essilor International (Compagnie Générale d'Optique), 94028 Créteil, Val-de-Marne CONTACT LENS
FR2509483A1 (en) * 1981-04-15 1983-01-14 Essilor Int CONTACT LENS
US4561737A (en) * 1981-04-15 1985-12-31 Essilor International "Cie Generale D'optique" Contact lens
US5417306A (en) * 1993-06-03 1995-05-23 Robl; William A. Tree climbing apparatus

Also Published As

Publication number Publication date
JPS5246826A (en) 1977-04-14
NL7611086A (en) 1977-04-13
IT1075969B (en) 1985-04-22
BE846873A (en) 1977-04-01
GB1561892A (en) 1980-03-05
FR2327562B3 (en) 1979-06-15
BR7606688A (en) 1977-11-16
LU75941A1 (en) 1977-05-25

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Legal Events

Date Code Title Description
ST Notification of lapse