JPS55118013A - Progressive focus plural-visual field lens - Google Patents
Progressive focus plural-visual field lensInfo
- Publication number
- JPS55118013A JPS55118013A JP2645779A JP2645779A JPS55118013A JP S55118013 A JPS55118013 A JP S55118013A JP 2645779 A JP2645779 A JP 2645779A JP 2645779 A JP2645779 A JP 2645779A JP S55118013 A JPS55118013 A JP S55118013A
- Authority
- JP
- Japan
- Prior art keywords
- zone
- zones
- lens
- vision zone
- viewing
- 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.)
- Granted
Links
Landscapes
- Eyeglasses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2645779A JPS6028330B2 (ja) | 1979-03-07 | 1979-03-07 | 累進焦点複視野レンズ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2645779A JPS6028330B2 (ja) | 1979-03-07 | 1979-03-07 | 累進焦点複視野レンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55118013A true JPS55118013A (en) | 1980-09-10 |
JPS6028330B2 JPS6028330B2 (ja) | 1985-07-04 |
Family
ID=12194028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2645779A Expired JPS6028330B2 (ja) | 1979-03-07 | 1979-03-07 | 累進焦点複視野レンズ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6028330B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6463923A (en) * | 1987-06-19 | 1989-03-09 | Solar Internatl Holdings Ltd | Improved progressive lens and manufacture thereof |
-
1979
- 1979-03-07 JP JP2645779A patent/JPS6028330B2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6463923A (en) * | 1987-06-19 | 1989-03-09 | Solar Internatl Holdings Ltd | Improved progressive lens and manufacture thereof |
Also Published As
Publication number | Publication date |
---|---|
JPS6028330B2 (ja) | 1985-07-04 |
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