JPS493595A - - Google Patents
Info
- Publication number
- JPS493595A JPS493595A JP47039624A JP3962472A JPS493595A JP S493595 A JPS493595 A JP S493595A JP 47039624 A JP47039624 A JP 47039624A JP 3962472 A JP3962472 A JP 3962472A JP S493595 A JPS493595 A JP S493595A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47039624A JPS493595A (ko) | 1972-04-21 | 1972-04-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47039624A JPS493595A (ko) | 1972-04-21 | 1972-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS493595A true JPS493595A (ko) | 1974-01-12 |
Family
ID=12558248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP47039624A Pending JPS493595A (ko) | 1972-04-21 | 1972-04-21 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS493595A (ko) |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5246826A (en) * | 1975-10-08 | 1977-04-14 | Jessen Inc Wesley | Continuous focus lens and method of and apparatus for making same |
JPS5632121A (en) * | 1979-08-24 | 1981-04-01 | Seiko Epson Corp | Spectacle lens |
JPS5799613A (en) * | 1980-12-12 | 1982-06-21 | Seiko Epson Corp | Progressive multifocus lens |
JPS60123822A (ja) * | 1983-12-09 | 1985-07-02 | Seiko Epson Corp | 累進多焦点レンズ |
JPS6210617A (ja) * | 1985-07-09 | 1987-01-19 | Seiko Epson Corp | 累進多焦点レンズ及び眼鏡 |
JPS6294820A (ja) * | 1985-10-16 | 1987-05-01 | エシロ−ル アンテルナシヨナル コムパニ− ジエネラル ドプテイク | 眼鏡用連続多焦点レンズ |
US5000559A (en) * | 1988-02-29 | 1991-03-19 | Nikon Corporation | Ophthalmic lenses having progressively variable refracting power |
JPH03109522A (ja) * | 1990-09-14 | 1991-05-09 | Seiko Epson Corp | 累進多焦点レンズ |
JPH03121412A (ja) * | 1989-07-14 | 1991-05-23 | Nikon Corp | 累進焦点レンズ |
JPH04338917A (ja) * | 1991-07-29 | 1992-11-26 | Seiko Epson Corp | 累進多焦点レンズ |
EP0724179A2 (en) | 1994-12-27 | 1996-07-31 | Seiko Epson Corporation | Progressive multifocal lens and eye glass lens |
US5708492A (en) * | 1995-09-22 | 1998-01-13 | Hoya Corporation | Progressive power multifocal lens |
JP3852116B2 (ja) | 1995-11-24 | 2006-11-29 | セイコーエプソン株式会社 | 累進多焦点レンズ及び眼鏡レンズ |
WO2006137489A1 (ja) | 2005-06-24 | 2006-12-28 | Hoya Corporation | 両面非球面型累進屈折力レンズ群の設計方法及び両面非球面型累進屈折力レンズ群 |
EP1962127A2 (en) | 2003-11-27 | 2008-08-27 | Hoya Corporation | Bi-aspherical type progressive-power lens and method of designing the same |
EP1990676A2 (en) | 2002-05-28 | 2008-11-12 | Hoya Corporation | Bi-aspherical type progressive-power lens |
US8534834B2 (en) | 2008-09-30 | 2013-09-17 | Hoya Corporation | Progressive power lens, method of designing progressive power lens and method of evaluating progressive power lens |
-
1972
- 1972-04-21 JP JP47039624A patent/JPS493595A/ja active Pending
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5246826A (en) * | 1975-10-08 | 1977-04-14 | Jessen Inc Wesley | Continuous focus lens and method of and apparatus for making same |
JPS5632121A (en) * | 1979-08-24 | 1981-04-01 | Seiko Epson Corp | Spectacle lens |
JPS5942286B2 (ja) * | 1979-08-24 | 1984-10-13 | セイコーエプソン株式会社 | 眼鏡レンズ |
JPS5799613A (en) * | 1980-12-12 | 1982-06-21 | Seiko Epson Corp | Progressive multifocus lens |
JPS6338688B2 (ko) * | 1980-12-12 | 1988-08-01 | Seiko Epson Corp | |
JPS60123822A (ja) * | 1983-12-09 | 1985-07-02 | Seiko Epson Corp | 累進多焦点レンズ |
JPS6210617A (ja) * | 1985-07-09 | 1987-01-19 | Seiko Epson Corp | 累進多焦点レンズ及び眼鏡 |
JPS6294820A (ja) * | 1985-10-16 | 1987-05-01 | エシロ−ル アンテルナシヨナル コムパニ− ジエネラル ドプテイク | 眼鏡用連続多焦点レンズ |
US5000559A (en) * | 1988-02-29 | 1991-03-19 | Nikon Corporation | Ophthalmic lenses having progressively variable refracting power |
JPH03121412A (ja) * | 1989-07-14 | 1991-05-23 | Nikon Corp | 累進焦点レンズ |
JPH03109522A (ja) * | 1990-09-14 | 1991-05-09 | Seiko Epson Corp | 累進多焦点レンズ |
JPH04338917A (ja) * | 1991-07-29 | 1992-11-26 | Seiko Epson Corp | 累進多焦点レンズ |
EP0724179A2 (en) | 1994-12-27 | 1996-07-31 | Seiko Epson Corporation | Progressive multifocal lens and eye glass lens |
US5745211A (en) * | 1994-12-27 | 1998-04-28 | Seiko Epson Corporation | Progressive power lens and eye glass lens |
US5708492A (en) * | 1995-09-22 | 1998-01-13 | Hoya Corporation | Progressive power multifocal lens |
JP3852116B2 (ja) | 1995-11-24 | 2006-11-29 | セイコーエプソン株式会社 | 累進多焦点レンズ及び眼鏡レンズ |
EP1990676A2 (en) | 2002-05-28 | 2008-11-12 | Hoya Corporation | Bi-aspherical type progressive-power lens |
EP1962127A2 (en) | 2003-11-27 | 2008-08-27 | Hoya Corporation | Bi-aspherical type progressive-power lens and method of designing the same |
WO2006137489A1 (ja) | 2005-06-24 | 2006-12-28 | Hoya Corporation | 両面非球面型累進屈折力レンズ群の設計方法及び両面非球面型累進屈折力レンズ群 |
US7731357B2 (en) | 2005-06-24 | 2010-06-08 | Hoya Corporation | Method for designing group of bi-aspherical type progressive-power lenses, and group of bi-aspherical type progressive-power lenses |
US8534834B2 (en) | 2008-09-30 | 2013-09-17 | Hoya Corporation | Progressive power lens, method of designing progressive power lens and method of evaluating progressive power lens |
US8699016B2 (en) | 2008-09-30 | 2014-04-15 | Hoya Corporation | Progressive power lens, method of designing progressive power lens and method of evaluating progressive power lens |