JPH032241Y2 - - Google Patents
Info
- Publication number
- JPH032241Y2 JPH032241Y2 JP1985117726U JP11772685U JPH032241Y2 JP H032241 Y2 JPH032241 Y2 JP H032241Y2 JP 1985117726 U JP1985117726 U JP 1985117726U JP 11772685 U JP11772685 U JP 11772685U JP H032241 Y2 JPH032241 Y2 JP H032241Y2
- Authority
- JP
- Japan
- Prior art keywords
- optotype
- visual acuity
- test
- landolt
- 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
Links
- 230000004304 visual acuity Effects 0.000 claims description 66
- 230000000007 visual effect Effects 0.000 claims description 20
- 239000004973 liquid crystal related substance Substances 0.000 claims description 15
- 201000009310 astigmatism Diseases 0.000 claims description 14
- 238000012360 testing method Methods 0.000 description 80
- 238000005259 measurement Methods 0.000 description 28
- 238000000034 method Methods 0.000 description 24
- 230000003287 optical effect Effects 0.000 description 21
- 230000008569 process Effects 0.000 description 20
- 238000007689 inspection Methods 0.000 description 14
- 230000004438 eyesight Effects 0.000 description 11
- 238000012937 correction Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- 238000012216 screening Methods 0.000 description 7
- 229910003460 diamond Inorganic materials 0.000 description 6
- 239000010432 diamond Substances 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 230000004305 hyperopia Effects 0.000 description 5
- 201000006318 hyperopia Diseases 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 206010020675 Hypermetropia Diseases 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
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000005286 illumination Methods 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
- 241001354471 Pseudobahia Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000004397 blinking 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
- 210000001061 forehead Anatomy 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement 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
- 208000001491 myopia Diseases 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985117726U JPH032241Y2 (fr) | 1985-07-31 | 1985-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985117726U JPH032241Y2 (fr) | 1985-07-31 | 1985-07-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6227603U JPS6227603U (fr) | 1987-02-19 |
| JPH032241Y2 true JPH032241Y2 (fr) | 1991-01-22 |
Family
ID=31003510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985117726U Expired JPH032241Y2 (fr) | 1985-07-31 | 1985-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH032241Y2 (fr) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5547835A (en) * | 1978-09-26 | 1980-04-05 | Baylor College Medicine | Eyesight inspecting apparatus |
| JPS5922102B2 (ja) * | 1981-11-19 | 1984-05-24 | ブリヂストンサイクル株式会社 | 浮動内接歯車組の防塵装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5922102U (ja) * | 1982-07-30 | 1984-02-10 | 株式会社島津製作所 | 自動視機能検査装置 |
-
1985
- 1985-07-31 JP JP1985117726U patent/JPH032241Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5547835A (en) * | 1978-09-26 | 1980-04-05 | Baylor College Medicine | Eyesight inspecting apparatus |
| JPS5922102B2 (ja) * | 1981-11-19 | 1984-05-24 | ブリヂストンサイクル株式会社 | 浮動内接歯車組の防塵装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6227603U (fr) | 1987-02-19 |
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