CA1279513C - Verre de lunettes multifoyer ayant au moins une surface progressive - Google Patents

Verre de lunettes multifoyer ayant au moins une surface progressive

Info

Publication number
CA1279513C
CA1279513C CA000514382A CA514382A CA1279513C CA 1279513 C CA1279513 C CA 1279513C CA 000514382 A CA000514382 A CA 000514382A CA 514382 A CA514382 A CA 514382A CA 1279513 C CA1279513 C CA 1279513C
Authority
CA
Canada
Prior art keywords
viewing
distance
region
regions
spectacle 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 - Fee Related
Application number
CA000514382A
Other languages
English (en)
Inventor
Gerhard Furter
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 AG
Original Assignee
Carl Zeiss AG
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 AG filed Critical Carl Zeiss AG
Priority to CA000514382A priority Critical patent/CA1279513C/fr
Application granted granted Critical
Publication of CA1279513C publication Critical patent/CA1279513C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Eyeglasses (AREA)
CA000514382A 1986-07-22 1986-07-22 Verre de lunettes multifoyer ayant au moins une surface progressive Expired - Fee Related CA1279513C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000514382A CA1279513C (fr) 1986-07-22 1986-07-22 Verre de lunettes multifoyer ayant au moins une surface progressive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000514382A CA1279513C (fr) 1986-07-22 1986-07-22 Verre de lunettes multifoyer ayant au moins une surface progressive

Publications (1)

Publication Number Publication Date
CA1279513C true CA1279513C (fr) 1991-01-29

Family

ID=4133612

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000514382A Expired - Fee Related CA1279513C (fr) 1986-07-22 1986-07-22 Verre de lunettes multifoyer ayant au moins une surface progressive

Country Status (1)

Country Link
CA (1) CA1279513C (fr)

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Legal Events

Date Code Title Description
MKLA Lapsed