JPH049048B2 - - Google Patents
Info
- Publication number
- JPH049048B2 JPH049048B2 JP59165693A JP16569384A JPH049048B2 JP H049048 B2 JPH049048 B2 JP H049048B2 JP 59165693 A JP59165693 A JP 59165693A JP 16569384 A JP16569384 A JP 16569384A JP H049048 B2 JPH049048 B2 JP H049048B2
- Authority
- JP
- Japan
- Prior art keywords
- chart
- chart board
- electromagnet
- visual acuity
- type
- 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.)
- Expired - Lifetime
Links
- 230000004304 visual acuity Effects 0.000 claims description 10
- 238000012360 testing method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 2
- 201000009310 astigmatism Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Eye Examination Apparatus (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59165693A JPS6145720A (ja) | 1984-08-09 | 1984-08-09 | 視力検査用装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59165693A JPS6145720A (ja) | 1984-08-09 | 1984-08-09 | 視力検査用装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6145720A JPS6145720A (ja) | 1986-03-05 |
JPH049048B2 true JPH049048B2 (enrdf_load_stackoverflow) | 1992-02-19 |
Family
ID=15817247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59165693A Granted JPS6145720A (ja) | 1984-08-09 | 1984-08-09 | 視力検査用装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6145720A (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0342883Y2 (enrdf_load_stackoverflow) * | 1987-01-31 | 1991-09-09 | ||
JPH06205737A (ja) * | 1994-01-01 | 1994-07-26 | Topcon Corp | 自覚式検眼装置 |
DE102016109539A1 (de) | 2016-05-24 | 2017-12-14 | Bleistahl-Produktions Gmbh & Co Kg. | Ventilsitzring |
-
1984
- 1984-08-09 JP JP59165693A patent/JPS6145720A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6145720A (ja) | 1986-03-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |