JPH045832U - - Google Patents
Info
- Publication number
- JPH045832U JPH045832U JP4780490U JP4780490U JPH045832U JP H045832 U JPH045832 U JP H045832U JP 4780490 U JP4780490 U JP 4780490U JP 4780490 U JP4780490 U JP 4780490U JP H045832 U JPH045832 U JP H045832U
- Authority
- JP
- Japan
- Prior art keywords
- viewing object
- view
- visual acuity
- training device
- symbols
- 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
- 238000011084 recovery Methods 0.000 claims description 2
- 230000004304 visual acuity Effects 0.000 claims description 2
- 238000005286 illumination Methods 0.000 description 3
Landscapes
- Rehabilitation Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990047804U JPH0533147Y2 (https=) | 1990-05-08 | 1990-05-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990047804U JPH0533147Y2 (https=) | 1990-05-08 | 1990-05-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH045832U true JPH045832U (https=) | 1992-01-20 |
| JPH0533147Y2 JPH0533147Y2 (https=) | 1993-08-24 |
Family
ID=31564060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990047804U Expired - Lifetime JPH0533147Y2 (https=) | 1990-05-08 | 1990-05-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0533147Y2 (https=) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6118103U (ja) * | 1984-07-06 | 1986-02-01 | 株式会社 弥生製作所 | 視力検査器 |
| JPS6215227A (ja) * | 1985-07-15 | 1987-01-23 | Mitsubishi Petrochem Co Ltd | 芳香族チオエ−テルアミドイミド重合体 |
-
1990
- 1990-05-08 JP JP1990047804U patent/JPH0533147Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6118103U (ja) * | 1984-07-06 | 1986-02-01 | 株式会社 弥生製作所 | 視力検査器 |
| JPS6215227A (ja) * | 1985-07-15 | 1987-01-23 | Mitsubishi Petrochem Co Ltd | 芳香族チオエ−テルアミドイミド重合体 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0533147Y2 (https=) | 1993-08-24 |