CS167393B2 - - Google Patents

Info

Publication number
CS167393B2
CS167393B2 CS531973A CS531973A CS167393B2 CS 167393 B2 CS167393 B2 CS 167393B2 CS 531973 A CS531973 A CS 531973A CS 531973 A CS531973 A CS 531973A CS 167393 B2 CS167393 B2 CS 167393B2
Authority
CS
Czechoslovakia
Application number
CS531973A
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
Family has litigation
Priority to FR7226947A priority Critical patent/FR2193989B2/fr
Application filed filed Critical
Publication of CS167393B2 publication Critical patent/CS167393B2/cs
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9102395&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CS167393(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

Links

Classifications

    • 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
    • G02C7/061Spectacle lenses with progressively varying focal power
    • G02C7/063Shape of the progressive surface
    • G02C7/065Properties on the principal line
    • 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
    • G02C7/061Spectacle lenses with progressively varying focal power
CS531973A 1972-07-26 1973-07-25 CS167393B2 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7226947A FR2193989B2 (cs) 1972-07-26 1972-07-26

Publications (1)

Publication Number Publication Date
CS167393B2 true CS167393B2 (cs) 1976-04-29

Family

ID=9102395

Family Applications (1)

Application Number Title Priority Date Filing Date
CS531973A CS167393B2 (cs) 1972-07-26 1973-07-25

Country Status (17)

Country Link
US (1) US3910691A (cs)
JP (1) JPS5220271B2 (cs)
AT (1) AT328765B (cs)
AU (1) AU471562B2 (cs)
BE (1) BE802400A (cs)
BR (1) BR7305631D0 (cs)
CA (1) CA981075A (cs)
CS (1) CS167393B2 (cs)
DD (1) DD107152A5 (cs)
DE (1) DE2336708C3 (cs)
FR (1) FR2193989B2 (cs)
GB (1) GB1403675A (cs)
HU (1) HU167920B (cs)
IT (1) IT991863B (cs)
NL (1) NL176811C (cs)
RO (1) RO72099A (cs)
SU (1) SU515473A3 (cs)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1012392A (en) * 1973-08-16 1977-06-21 American Optical Corporation Progressive power ophthalmic lens
US4055379A (en) * 1973-08-16 1977-10-25 American Optical Corporation Multifocal lens
US4056311A (en) * 1973-08-16 1977-11-01 American Optical Corporation Progressive power ophthalmic lens having a plurality of viewing zones with non-discontinuous variations therebetween
DE2610203C3 (cs) * 1976-03-11 1988-07-28 Optische Werke G. Rodenstock, 8000 Muenchen, De
DE2814916C3 (cs) * 1978-04-06 1982-01-07 Optische Werke G. Rodenstock, 8000 Muenchen, De
FR2425653B1 (cs) * 1978-05-12 1980-09-26 Essilor Int
US4292030A (en) * 1980-01-16 1981-09-29 Itek Corporation Teaching device for progressive power lenses
US4307945A (en) * 1980-02-14 1981-12-29 Itek Corporation Progressively varying focal power opthalmic lens
JPS645682B2 (cs) * 1981-06-19 1989-01-31 Hoya Corp
JPH0239768B2 (cs) * 1982-09-29 1990-09-07 Seiko Epson Corp
GB2146791B (en) * 1983-09-16 1987-01-28 Suwa Seikosha Kk Progressive multifocal ophthalmic lens
FR2617989B1 (fr) * 1987-07-07 1989-10-27 Essilor Int Lentille ophtalmique multifocale
US5000559A (en) * 1988-02-29 1991-03-19 Nikon Corporation Ophthalmic lenses having progressively variable refracting power
DE3901775A1 (de) * 1988-06-22 1990-07-26 Rodenstock Optik G Brillenglas mit einem sich aendernden brechungsindex
US5048945A (en) * 1989-07-14 1991-09-17 Nikon Corporation Progressive power lens
DE69133517T2 (de) * 1990-12-27 2006-08-10 Seiko Epson Corp. Progressive linse
US5110199A (en) * 1991-02-01 1992-05-05 Takeshi Ishida Distortion free ophthalmic lens for presbyopia having wide range distinct views
FR2683642B1 (fr) * 1991-11-12 1994-01-14 Essilor Internal Cie Gle Optique Lentille ophtalmique multifocale progressive.
FR2683643B1 (fr) * 1991-11-12 1994-01-14 Essilor Internal Cie Gle Optique Lentille ophtalmique multifocale progressive.
DE4210008A1 (de) * 1992-03-27 1993-09-30 Zeiss Carl Fa Brillenlinse
FR2704327B1 (fr) * 1993-04-23 1995-06-23 Essilor Int Paire de lentilles ophtalmiques multifocales progressives.
JPH06337380A (ja) * 1993-05-31 1994-12-06 Nikon Corp 累進多焦点レンズ
WO1996013748A2 (de) * 1994-10-29 1996-05-09 Optische Werke G. Rodenstock Serie progressiver brillengläser
JPH08511359A (ja) * 1994-03-30 1996-11-26 オプティッシェ.ウェルケ.ゲー.ローデンストック レンズ系
US5861934A (en) * 1996-05-06 1999-01-19 Innotech, Inc. Refractive index gradient lens
EP2075622A3 (fr) 2007-11-27 2010-01-13 Optofinanz AG Lentilles ophtalmiques multifocales progressives à distribution constante
WO2009103175A2 (fr) * 2008-02-20 2009-08-27 Swissphonics Sa Lentilles ophtalmiques multifocales progressives optimisées à l'identique sur une large gamme de valeurs d'indices de réfraction, de basecurves, et d'additions

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2109474A (en) * 1931-12-07 1938-03-01 Evans Charles Ernest Spectacle lens
DE1151955B (de) * 1953-11-25 1963-07-25 & Commerciale Des Ouvriers Lun Optisches Element mit stetig veraenderlicher Brechkraft
US2878721A (en) * 1954-02-03 1959-03-24 Farrand Optical Co Inc Multifocal ophthalmic lenses
DE1198703B (de) * 1955-03-09 1965-08-12 Lunetiers Cottet Soc D Einrichtung zum Schleifen einer Linse variabler Brechkraft
FR1509090A (fr) * 1966-11-29 1968-01-12 Lunetiers Cottet Poichet Soc D Perfectionnements aux lentilles ophtalmiques à puissance focale progressivement variable
US3468067A (en) * 1967-02-13 1969-09-23 Lawrence H Larson Apparatus for use in grinding lenses
BE755907A (fr) * 1969-09-11 1971-02-15 Lunetiers Lentilles a puissance focale progressive
US3711191A (en) * 1971-09-16 1973-01-16 L Tagnon Aberration corrected ophthalmic progressive power lenses

Also Published As

Publication number Publication date
HU167920B (cs) 1976-01-28
JPS5220271B2 (cs) 1977-06-02
AU471562B2 (en) 1976-04-29
SU515473A3 (ru) 1976-05-25
JPS4959652A (cs) 1974-06-10
DE2336708C3 (cs) 1981-03-12
DE2336708B2 (cs) 1980-07-03
FR2193989A2 (cs) 1974-02-22
NL176811C (en) 1985-06-03
CA981075A (en) 1976-01-06
NL7310190A (cs) 1974-01-29
AT328765B (de) 1976-04-12
IT991863B (it) 1975-08-30
BR7305631D0 (pt) 1974-08-22
RO72099A (ro) 1981-06-26
DD107152A5 (cs) 1974-07-12
BE802400A (fr) 1973-11-16
ATA650873A (de) 1975-06-15
DE2336708A1 (de) 1974-02-07
AU5851173A (en) 1975-01-30
US3910691A (en) 1975-10-07
CA981075A1 (cs)
GB1403675A (en) 1975-08-28
BE802400A1 (cs)
NL176811B (en) 1985-01-02
FR2193989B2 (cs) 1975-03-07

Similar Documents

Publication Publication Date Title
FR2202923B1 (cs)
DE2304676C2 (cs)
DE2305299C3 (cs)
JPS48101295A (cs)
JPS5249292B2 (cs)
FR2202365B3 (cs)
JPS571698B2 (cs)
DE2220584A1 (cs)
FR2203238B1 (cs)
JPS5637503B2 (cs)
JPS4920229A (cs)
FR2183272B1 (cs)
FR2192626A5 (cs)
FR2186104A5 (cs)
JPS529993B2 (cs)
DE2205503B2 (cs)
DE2310573C3 (cs)
JPS4974801A (cs)
DE2312746C2 (cs)
JPS48101738A (cs)
FR2201861B1 (cs)
FR2182119A1 (cs)
JPS5046864A (cs)
FR2202453A5 (cs)
FR2191312A1 (cs)