JPH0556130B2 - - Google Patents
Info
- Publication number
- JPH0556130B2 JPH0556130B2 JP60169172A JP16917285A JPH0556130B2 JP H0556130 B2 JPH0556130 B2 JP H0556130B2 JP 60169172 A JP60169172 A JP 60169172A JP 16917285 A JP16917285 A JP 16917285A JP H0556130 B2 JPH0556130 B2 JP H0556130B2
- Authority
- JP
- Japan
- Prior art keywords
- test
- optotype
- visual acuity
- astigmatism
- subject
- 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
- 238000012360 testing method Methods 0.000 claims description 111
- 230000004304 visual acuity Effects 0.000 claims description 61
- 201000009310 astigmatism Diseases 0.000 claims description 40
- 239000004973 liquid crystal related substance Substances 0.000 claims description 16
- 241001354471 Pseudobahia Species 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 29
- 238000000034 method Methods 0.000 description 22
- 230000003287 optical effect Effects 0.000 description 22
- 230000008569 process Effects 0.000 description 19
- 230000000007 visual effect Effects 0.000 description 16
- 230000004438 eyesight Effects 0.000 description 11
- 238000007689 inspection Methods 0.000 description 9
- 238000012937 correction Methods 0.000 description 8
- 238000012216 screening Methods 0.000 description 8
- 230000004044 response Effects 0.000 description 7
- 229910003460 diamond Inorganic materials 0.000 description 6
- 239000010432 diamond Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000004305 hyperopia Effects 0.000 description 4
- 201000006318 hyperopia Diseases 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 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 3
- 206010020675 Hypermetropia Diseases 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 208000001491 myopia Diseases 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 210000001061 forehead Anatomy 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007562 laser obscuration time method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Eye Examination Apparatus (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60169172A JPS6227917A (ja) | 1985-07-31 | 1985-07-31 | 自覚式検眼装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60169172A JPS6227917A (ja) | 1985-07-31 | 1985-07-31 | 自覚式検眼装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6227917A JPS6227917A (ja) | 1987-02-05 |
| JPH0556130B2 true JPH0556130B2 (fr) | 1993-08-18 |
Family
ID=15881584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60169172A Granted JPS6227917A (ja) | 1985-07-31 | 1985-07-31 | 自覚式検眼装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6227917A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5990090A (ja) * | 1982-11-15 | 1984-05-24 | 富士電機株式会社 | 原子炉の燃料移送設備 |
| JP2558009Y2 (ja) * | 1989-12-25 | 1997-12-17 | 株式会社ニコン | 自覚式検眼装置 |
-
1985
- 1985-07-31 JP JP60169172A patent/JPS6227917A/ja active Granted
Non-Patent Citations (1)
| Title |
|---|
| HOYA CHART PROJECTOR OWNER'S MANUAL=1985 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6227917A (ja) | 1987-02-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |