JPH0554328B2 - - Google Patents
Info
- Publication number
- JPH0554328B2 JPH0554328B2 JP60014073A JP1407385A JPH0554328B2 JP H0554328 B2 JPH0554328 B2 JP H0554328B2 JP 60014073 A JP60014073 A JP 60014073A JP 1407385 A JP1407385 A JP 1407385A JP H0554328 B2 JPH0554328 B2 JP H0554328B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- index
- index image
- detection circuit
- 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 - Fee Related
Links
- 238000005259 measurement Methods 0.000 claims description 51
- 230000003287 optical effect Effects 0.000 claims description 30
- 238000003384 imaging method Methods 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 27
- 238000012545 processing Methods 0.000 claims description 5
- 238000012935 Averaging Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims 1
- 238000005286 illumination Methods 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000012937 correction Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 210000001747 pupil Anatomy 0.000 description 4
- 241000669069 Chrysomphalus aonidum Species 0.000 description 3
- 206010027646 Miosis Diseases 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 230000003547 miosis Effects 0.000 description 3
- 230000000630 rising effect 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
- 241001272720 Medialuna californiensis Species 0.000 description 2
- 206010064127 Solar lentigo Diseases 0.000 description 2
- 210000002294 anterior eye segment Anatomy 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000004438 eyesight Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Eye Examination Apparatus (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60014073A JPS61172535A (ja) | 1985-01-28 | 1985-01-28 | 眼科器械の測定回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60014073A JPS61172535A (ja) | 1985-01-28 | 1985-01-28 | 眼科器械の測定回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61172535A JPS61172535A (ja) | 1986-08-04 |
| JPH0554328B2 true JPH0554328B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-08-12 |
Family
ID=11850928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60014073A Granted JPS61172535A (ja) | 1985-01-28 | 1985-01-28 | 眼科器械の測定回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61172535A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5460490B2 (ja) * | 2010-06-29 | 2014-04-02 | 株式会社ニデック | 眼科装置 |
-
1985
- 1985-01-28 JP JP60014073A patent/JPS61172535A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61172535A (ja) | 1986-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |