JPS62179721U - - Google Patents
Info
- Publication number
- JPS62179721U JPS62179721U JP6689986U JP6689986U JPS62179721U JP S62179721 U JPS62179721 U JP S62179721U JP 6689986 U JP6689986 U JP 6689986U JP 6689986 U JP6689986 U JP 6689986U JP S62179721 U JPS62179721 U JP S62179721U
- Authority
- JP
- Japan
- Prior art keywords
- reference line
- vertical reference
- mark
- vertical
- horizontal
- 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
- 238000005259 measurement Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Landscapes
- Length-Measuring Instruments Using Mechanical Means (AREA)
- Eyeglasses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6689986U JPH0248820Y2 (enExample) | 1986-05-06 | 1986-05-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6689986U JPH0248820Y2 (enExample) | 1986-05-06 | 1986-05-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62179721U true JPS62179721U (enExample) | 1987-11-14 |
| JPH0248820Y2 JPH0248820Y2 (enExample) | 1990-12-21 |
Family
ID=30905318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6689986U Expired JPH0248820Y2 (enExample) | 1986-05-06 | 1986-05-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0248820Y2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017181967A (ja) * | 2016-03-31 | 2017-10-05 | 伊藤光学工業株式会社 | 累進屈折力レンズ |
-
1986
- 1986-05-06 JP JP6689986U patent/JPH0248820Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017181967A (ja) * | 2016-03-31 | 2017-10-05 | 伊藤光学工業株式会社 | 累進屈折力レンズ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0248820Y2 (enExample) | 1990-12-21 |