JPS63163804U - - Google Patents
Info
- Publication number
- JPS63163804U JPS63163804U JP5656887U JP5656887U JPS63163804U JP S63163804 U JPS63163804 U JP S63163804U JP 5656887 U JP5656887 U JP 5656887U JP 5656887 U JP5656887 U JP 5656887U JP S63163804 U JPS63163804 U JP S63163804U
- Authority
- JP
- Japan
- Prior art keywords
- optotype
- chart
- visual acuity
- mask plate
- acuity test
- 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
- 230000004304 visual acuity Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5656887U JPH0530403Y2 (enrdf_load_stackoverflow) | 1987-04-14 | 1987-04-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5656887U JPH0530403Y2 (enrdf_load_stackoverflow) | 1987-04-14 | 1987-04-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63163804U true JPS63163804U (enrdf_load_stackoverflow) | 1988-10-26 |
JPH0530403Y2 JPH0530403Y2 (enrdf_load_stackoverflow) | 1993-08-04 |
Family
ID=30885492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5656887U Expired - Lifetime JPH0530403Y2 (enrdf_load_stackoverflow) | 1987-04-14 | 1987-04-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0530403Y2 (enrdf_load_stackoverflow) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001275970A (ja) * | 2000-03-31 | 2001-10-09 | Topcon Corp | 視力表装置 |
KR101039222B1 (ko) | 2002-12-04 | 2011-06-03 | 가부시키가이샤 토프콘 | 검안장치 |
JP2016097194A (ja) * | 2014-11-25 | 2016-05-30 | 株式会社タカギセイコー | 視力検査装置 |
JP2020156686A (ja) * | 2019-03-26 | 2020-10-01 | 株式会社トプコン | 視標呈示装置 |
-
1987
- 1987-04-14 JP JP5656887U patent/JPH0530403Y2/ja not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001275970A (ja) * | 2000-03-31 | 2001-10-09 | Topcon Corp | 視力表装置 |
KR101039222B1 (ko) | 2002-12-04 | 2011-06-03 | 가부시키가이샤 토프콘 | 검안장치 |
JP2016097194A (ja) * | 2014-11-25 | 2016-05-30 | 株式会社タカギセイコー | 視力検査装置 |
JP2020156686A (ja) * | 2019-03-26 | 2020-10-01 | 株式会社トプコン | 視標呈示装置 |
Also Published As
Publication number | Publication date |
---|---|
JPH0530403Y2 (enrdf_load_stackoverflow) | 1993-08-04 |
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