EP0073816A1 - Zweistärkenlinse mit übergangszone - Google Patents

Zweistärkenlinse mit übergangszone

Info

Publication number
EP0073816A1
EP0073816A1 EP19820901201 EP82901201A EP0073816A1 EP 0073816 A1 EP0073816 A1 EP 0073816A1 EP 19820901201 EP19820901201 EP 19820901201 EP 82901201 A EP82901201 A EP 82901201A EP 0073816 A1 EP0073816 A1 EP 0073816A1
Authority
EP
European Patent Office
Prior art keywords
lens
recited
multifocal ophthalmic
blended
relatively
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.)
Withdrawn
Application number
EP19820901201
Other languages
English (en)
French (fr)
Inventor
Alban Judson Lobdell
Tyrus L. Weller
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.)
Camelot Industries Corp
Original Assignee
Camelot Industries Corp
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 Camelot Industries Corp filed Critical Camelot Industries Corp
Publication of EP0073816A1 publication Critical patent/EP0073816A1/de
Withdrawn legal-status Critical Current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)
  • Eyeglasses (AREA)
EP19820901201 1981-03-09 1982-03-01 Zweistärkenlinse mit übergangszone Withdrawn EP0073816A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24187981A 1981-03-09 1981-03-09
US241879 2002-09-12

Publications (1)

Publication Number Publication Date
EP0073816A1 true EP0073816A1 (de) 1983-03-16

Family

ID=22912532

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19820901201 Withdrawn EP0073816A1 (de) 1981-03-09 1982-03-01 Zweistärkenlinse mit übergangszone

Country Status (2)

Country Link
EP (1) EP0073816A1 (de)
WO (1) WO1982003129A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4869588A (en) * 1987-09-14 1989-09-26 Opticorp, Inc. Non-progressive multifocal ophthamic lenses
US5861934A (en) * 1996-05-06 1999-01-19 Innotech, Inc. Refractive index gradient lens
US8297751B2 (en) 2010-04-22 2012-10-30 Carl Zeiss Vision Inc. Multi-focal lenses with segmented boundaries
US9618774B2 (en) 2014-02-10 2017-04-11 Shamir Optical Industry Ltd. Quasi progressive lenses for eyewear
CN115280224A (zh) * 2020-03-31 2022-11-01 依视路国际公司 镜片元件
CN111474739A (zh) * 2020-05-12 2020-07-31 浙江东方光学科技有限公司 一种大视场无界线双光镜片

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1580282A (en) * 1923-04-28 1926-04-13 American Optical Corp Multifocal lens
US1734428A (en) * 1926-12-01 1929-11-05 Bausch & Lomb Method of making fused multifocal lenses
US1873676A (en) * 1928-05-15 1932-08-23 American Optical Corp Ophthalmic lens
CA583087A (en) * 1955-06-04 1959-09-15 J. Davenport Lawrence Variable power lens
US4274717A (en) * 1979-05-18 1981-06-23 Younger Manufacturing Company Ophthalmic progressive power lens and method of making same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO8203129A1 *

Also Published As

Publication number Publication date
WO1982003129A1 (en) 1982-09-16

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): AT BE CH DE FR GB LI LU NL SE

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19830504

RIN1 Information on inventor provided before grant (corrected)

Inventor name: WELLER, TYRUS L.

Inventor name: LOBDELL, ALBAN JUDSON