JPH0389415U - - Google Patents
Info
- Publication number
- JPH0389415U JPH0389415U JP15120089U JP15120089U JPH0389415U JP H0389415 U JPH0389415 U JP H0389415U JP 15120089 U JP15120089 U JP 15120089U JP 15120089 U JP15120089 U JP 15120089U JP H0389415 U JPH0389415 U JP H0389415U
- Authority
- JP
- Japan
- Prior art keywords
- vision region
- area
- pupil
- amount
- near vision
- 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
- 208000001491 myopia Diseases 0.000 claims description 10
- 201000010041 presbyopia Diseases 0.000 claims description 5
- 210000001747 pupil Anatomy 0.000 claims 6
- 230000003287 optical effect Effects 0.000 claims 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Eyeglasses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989151200U JP2542131Y2 (ja) | 1989-12-26 | 1989-12-26 | 老眼用コンタクトレンズ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989151200U JP2542131Y2 (ja) | 1989-12-26 | 1989-12-26 | 老眼用コンタクトレンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0389415U true JPH0389415U (fr) | 1991-09-12 |
JP2542131Y2 JP2542131Y2 (ja) | 1997-07-23 |
Family
ID=31697508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989151200U Expired - Lifetime JP2542131Y2 (ja) | 1989-12-26 | 1989-12-26 | 老眼用コンタクトレンズ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2542131Y2 (fr) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59146020A (ja) * | 1982-10-13 | 1984-08-21 | エヌ・ジ−・トラステイ−ズ・アンド・ノミニ−ズ・リミテイド | 二焦点コンタクトレンズ |
-
1989
- 1989-12-26 JP JP1989151200U patent/JP2542131Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59146020A (ja) * | 1982-10-13 | 1984-08-21 | エヌ・ジ−・トラステイ−ズ・アンド・ノミニ−ズ・リミテイド | 二焦点コンタクトレンズ |
Also Published As
Publication number | Publication date |
---|---|
JP2542131Y2 (ja) | 1997-07-23 |
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