JPH0439332B2 - - Google Patents
Info
- Publication number
- JPH0439332B2 JPH0439332B2 JP60005782A JP578285A JPH0439332B2 JP H0439332 B2 JPH0439332 B2 JP H0439332B2 JP 60005782 A JP60005782 A JP 60005782A JP 578285 A JP578285 A JP 578285A JP H0439332 B2 JPH0439332 B2 JP H0439332B2
- Authority
- JP
- Japan
- Prior art keywords
- eye
- image
- measurement
- chart
- target image
- 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
- 238000005259 measurement Methods 0.000 claims description 71
- 230000003287 optical effect Effects 0.000 description 45
- 238000003384 imaging method Methods 0.000 description 24
- 238000000034 method Methods 0.000 description 11
- 238000005286 illumination Methods 0.000 description 9
- 238000012360 testing method Methods 0.000 description 6
- 201000009310 astigmatism Diseases 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 238000012937 correction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 210000001747 pupil Anatomy 0.000 description 4
- 241000669069 Chrysomphalus aonidum Species 0.000 description 3
- 241001272720 Medialuna californiensis Species 0.000 description 3
- 206010027646 Miosis Diseases 0.000 description 3
- 210000002294 anterior eye segment Anatomy 0.000 description 3
- 230000004438 eyesight Effects 0.000 description 3
- 230000003547 miosis Effects 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- 206010064127 Solar lentigo Diseases 0.000 description 2
- 238000002577 ophthalmoscopy Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Eye Examination Apparatus (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60005782A JPS61164541A (ja) | 1985-01-18 | 1985-01-18 | 眼屈折力測定装置 |
| US07/277,439 US4917480A (en) | 1985-01-18 | 1988-11-28 | Eye refractive power measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60005782A JPS61164541A (ja) | 1985-01-18 | 1985-01-18 | 眼屈折力測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61164541A JPS61164541A (ja) | 1986-07-25 |
| JPH0439332B2 true JPH0439332B2 (cs) | 1992-06-29 |
Family
ID=11620677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60005782A Granted JPS61164541A (ja) | 1985-01-18 | 1985-01-18 | 眼屈折力測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61164541A (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01265937A (ja) * | 1988-03-14 | 1989-10-24 | Topcon Corp | 眼科器械 |
| JP3027513B2 (ja) * | 1994-10-21 | 2000-04-04 | キヤノン株式会社 | 眼屈折測定装置 |
| JP7101578B2 (ja) * | 2018-09-21 | 2022-07-15 | 株式会社トプコン | 眼科装置及びその作動方法 |
-
1985
- 1985-01-18 JP JP60005782A patent/JPS61164541A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61164541A (ja) | 1986-07-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |