JPS6419401U - - Google Patents
Info
- Publication number
- JPS6419401U JPS6419401U JP11255987U JP11255987U JPS6419401U JP S6419401 U JPS6419401 U JP S6419401U JP 11255987 U JP11255987 U JP 11255987U JP 11255987 U JP11255987 U JP 11255987U JP S6419401 U JPS6419401 U JP S6419401U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- distance
- visual acuity
- test
- testing
- 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
- 230000004438 eyesight Effects 0.000 claims description 4
- 230000004304 visual acuity Effects 0.000 claims 4
- 238000004904 shortening Methods 0.000 claims 1
- 238000011179 visual inspection Methods 0.000 claims 1
- 208000006992 Color Vision Defects Diseases 0.000 description 2
- 201000007254 color blindness Diseases 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 210000001061 forehead Anatomy 0.000 description 1
- 244000144985 peep Species 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987112559U JPH044722Y2 (enrdf_load_stackoverflow) | 1987-07-24 | 1987-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987112559U JPH044722Y2 (enrdf_load_stackoverflow) | 1987-07-24 | 1987-07-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6419401U true JPS6419401U (enrdf_load_stackoverflow) | 1989-01-31 |
| JPH044722Y2 JPH044722Y2 (enrdf_load_stackoverflow) | 1992-02-12 |
Family
ID=31351606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987112559U Expired JPH044722Y2 (enrdf_load_stackoverflow) | 1987-07-24 | 1987-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH044722Y2 (enrdf_load_stackoverflow) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS599912U (ja) * | 1982-07-13 | 1984-01-21 | 日産自動車株式会社 | ベンチレ−タ |
| JPS6048743A (ja) * | 1983-08-26 | 1985-03-16 | ナシヨナル アエロノウテイツクス アンド スペース アドミニストレイシヨン | 視覚調節訓練・測定装置 |
| JPS6290605U (enrdf_load_stackoverflow) * | 1985-11-25 | 1987-06-10 |
-
1987
- 1987-07-24 JP JP1987112559U patent/JPH044722Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS599912U (ja) * | 1982-07-13 | 1984-01-21 | 日産自動車株式会社 | ベンチレ−タ |
| JPS6048743A (ja) * | 1983-08-26 | 1985-03-16 | ナシヨナル アエロノウテイツクス アンド スペース アドミニストレイシヨン | 視覚調節訓練・測定装置 |
| JPS6290605U (enrdf_load_stackoverflow) * | 1985-11-25 | 1987-06-10 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH044722Y2 (enrdf_load_stackoverflow) | 1992-02-12 |
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