DE212572C - - Google Patents

Info

Publication number
DE212572C
DE212572C DENDAT212572D DE212572DA DE212572C DE 212572 C DE212572 C DE 212572C DE NDAT212572 D DENDAT212572 D DE NDAT212572D DE 212572D A DE212572D A DE 212572DA DE 212572 C DE212572 C DE 212572C
Authority
DE
Germany
Prior art keywords
lens
glasses
glass
eye
lenses
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.)
Active
Application number
DENDAT212572D
Other languages
German (de)
English (en)
Publication of DE212572C publication Critical patent/DE212572C/de
Active legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C9/00Attaching auxiliary optical parts
    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00Optical parts
    • G02C7/02Lenses; Lens systems ; Methods of designing lenses
    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00Optical parts
    • G02C7/02Lenses; Lens systems ; Methods of designing lenses
    • G02C7/06Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Eyeglasses (AREA)
DENDAT212572D Active DE212572C (enExample)

Publications (1)

Publication Number Publication Date
DE212572C true DE212572C (enExample)

Family

ID=474302

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT212572D Active DE212572C (enExample)

Country Status (1)

Country Link
DE (1) DE212572C (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2642776A (en) * 1949-12-31 1953-06-23 American Optical Corp Variable power bifocal lens
EP0357848A1 (en) * 1988-09-05 1990-03-14 William Seal Parker Low vision eye glasses
US6224206B1 (en) 2000-02-08 2001-05-01 Robert E. Schwartz Fashion eyeglasses and sunglasses
EP1279992A3 (de) * 2001-07-28 2004-12-01 ESCHENBACH OPTIK GmbH + Co. Linse zum Einbau in eine Brillenfassung

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2642776A (en) * 1949-12-31 1953-06-23 American Optical Corp Variable power bifocal lens
EP0357848A1 (en) * 1988-09-05 1990-03-14 William Seal Parker Low vision eye glasses
US6224206B1 (en) 2000-02-08 2001-05-01 Robert E. Schwartz Fashion eyeglasses and sunglasses
EP1279992A3 (de) * 2001-07-28 2004-12-01 ESCHENBACH OPTIK GmbH + Co. Linse zum Einbau in eine Brillenfassung

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