BE617672A - Perfectionnements aux lentilles multifocales - Google Patents

Perfectionnements aux lentilles multifocales

Info

Publication number
BE617672A
BE617672A BE617672A BE617672A BE617672A BE 617672 A BE617672 A BE 617672A BE 617672 A BE617672 A BE 617672A BE 617672 A BE617672 A BE 617672A BE 617672 A BE617672 A BE 617672A
Authority
BE
Belgium
Prior art keywords
enhancements
multifocal lens
multifocal
lens
lens enhancements
Prior art date
Application number
BE617672A
Other languages
English (en)
Inventor
Georges Lissac
Abel Chaduteau
Original Assignee
Georges Lissac
Abel Chaduteau
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 Georges Lissac, Abel Chaduteau filed Critical Georges Lissac
Publication of BE617672A publication Critical patent/BE617672A/fr

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
    • G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
BE617672A 1961-05-30 1962-05-15 Perfectionnements aux lentilles multifocales BE617672A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR863286A FR1299573A (fr) 1961-05-30 1961-05-30 Perfectionnements aux lentilles multifocales

Publications (1)

Publication Number Publication Date
BE617672A true BE617672A (fr) 1962-08-31

Family

ID=8756145

Family Applications (1)

Application Number Title Priority Date Filing Date
BE617672A BE617672A (fr) 1961-05-30 1962-05-15 Perfectionnements aux lentilles multifocales

Country Status (4)

Country Link
BE (1) BE617672A (fr)
DE (1) DE1913500U (fr)
FR (1) FR1299573A (fr)
GB (1) GB951524A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4547049A (en) * 1981-03-09 1985-10-15 C & H Contact Lens Inc. Composite ophthalmic lens system
WO1987002477A1 (fr) * 1985-10-11 1987-04-23 C & H Contact Lens, Inc. Systeme composite de lentilles ophthalmiques
US4573777A (en) * 1984-03-08 1986-03-04 Bristol Alexander C Aspheric spectacle lens blank
GB9600929D0 (en) * 1996-01-17 1996-03-20 Hopkins David Improvements in optical devices
DE10311619B4 (de) * 2003-03-17 2005-03-31 Maximilian Geith Verfahren und Vorrichtung zum Herstellen einer Golfsportbrille sowie Golfsportbrille
US7559649B2 (en) 2005-01-12 2009-07-14 Dakota Sciences, LLC Corneal-scleral orthokeratology contact lens
US8632187B1 (en) 2009-04-27 2014-01-21 Dakota Sciences, Inc. Progressive multifocal rigid gas permeable contact lens

Also Published As

Publication number Publication date
DE1913500U (de) 1965-04-08
FR1299573A (fr) 1962-07-27
GB951524A (en) 1964-03-04

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