FR1424818A - Molded trifocal lens for glasses - Google Patents

Molded trifocal lens for glasses

Info

Publication number
FR1424818A
FR1424818A FR5831A FR5831A FR1424818A FR 1424818 A FR1424818 A FR 1424818A FR 5831 A FR5831 A FR 5831A FR 5831 A FR5831 A FR 5831A FR 1424818 A FR1424818 A FR 1424818A
Authority
FR
France
Prior art keywords
glasses
molded
trifocal lens
trifocal
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
FR5831A
Other languages
French (fr)
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.)
Carl Zeiss SMT GmbH
Original Assignee
Carl Zeiss SMT GmbH
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 Carl Zeiss SMT GmbH filed Critical Carl Zeiss SMT GmbH
Priority to FR5831A priority Critical patent/FR1424818A/en
Application granted granted Critical
Publication of FR1424818A publication Critical patent/FR1424818A/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
    • G02C7/06—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)
FR5831A 1965-02-16 1965-02-16 Molded trifocal lens for glasses Expired FR1424818A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR5831A FR1424818A (en) 1965-02-16 1965-02-16 Molded trifocal lens for glasses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR5831A FR1424818A (en) 1965-02-16 1965-02-16 Molded trifocal lens for glasses

Publications (1)

Publication Number Publication Date
FR1424818A true FR1424818A (en) 1966-01-14

Family

ID=8571123

Family Applications (1)

Application Number Title Priority Date Filing Date
FR5831A Expired FR1424818A (en) 1965-02-16 1965-02-16 Molded trifocal lens for glasses

Country Status (1)

Country Link
FR (1) FR1424818A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4247179A (en) * 1978-01-25 1981-01-27 Carl Zeiss-Stiftung Multifocal spectacle lens

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4247179A (en) * 1978-01-25 1981-01-27 Carl Zeiss-Stiftung Multifocal spectacle lens

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