JPS6111091B2 - - Google Patents
Info
- Publication number
- JPS6111091B2 JPS6111091B2 JP52144309A JP14430977A JPS6111091B2 JP S6111091 B2 JPS6111091 B2 JP S6111091B2 JP 52144309 A JP52144309 A JP 52144309A JP 14430977 A JP14430977 A JP 14430977A JP S6111091 B2 JPS6111091 B2 JP S6111091B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- eye
- index
- fundus
- light receiving
- 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
- 230000003287 optical effect Effects 0.000 claims description 26
- 210000001747 pupil Anatomy 0.000 claims description 11
- 238000001514 detection method Methods 0.000 description 31
- 238000005259 measurement Methods 0.000 description 18
- 201000009310 astigmatism Diseases 0.000 description 14
- 238000010586 diagram Methods 0.000 description 7
- 230000004907 flux Effects 0.000 description 7
- 210000001525 retina Anatomy 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 230000004397 blinking Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Eye Examination Apparatus (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14430977A JPS5477495A (en) | 1977-12-01 | 1977-12-01 | Eye refractometer |
| US05/944,304 US4293198A (en) | 1977-09-21 | 1978-09-21 | Eye refractometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14430977A JPS5477495A (en) | 1977-12-01 | 1977-12-01 | Eye refractometer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5477495A JPS5477495A (en) | 1979-06-20 |
| JPS6111091B2 true JPS6111091B2 (US06312121-20011106-C00033.png) | 1986-04-01 |
Family
ID=15359078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14430977A Granted JPS5477495A (en) | 1977-09-21 | 1977-12-01 | Eye refractometer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5477495A (US06312121-20011106-C00033.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5652032A (en) * | 1979-10-05 | 1981-05-09 | Canon Kk | Eye refrating force measuring apparatus |
| FI61992C (fi) * | 1981-05-19 | 1982-11-10 | Kaakinen Kari A | Foerfarande och anordning foer befinning och registrering av oegas fel |
-
1977
- 1977-12-01 JP JP14430977A patent/JPS5477495A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5477495A (en) | 1979-06-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4293198A (en) | Eye refractometer | |
| EP1217939B1 (en) | Method and apparatus for measuring refractive errors of an eye | |
| US4390255A (en) | Eye-refractometer device | |
| US4944303A (en) | Noncontact type tonometer | |
| US6070981A (en) | Ophthalmologic characteristic measuring apparatus | |
| US20010016695A1 (en) | Optical characteristic measuring apparatus | |
| JPH10305013A (ja) | 眼特性測定装置 | |
| JP2001275972A (ja) | 眼光学特性測定装置 | |
| US5280313A (en) | Ophthalmic measuring apparatus | |
| CN115813334A (zh) | 一种用于眼底相机的辅助对焦装置及眼底相机 | |
| US4453808A (en) | Apparatus for detecting the position of a patient's eye in ophthalmologic instruments | |
| US5781275A (en) | Eye refractometer and eye refractive power measuring apparatus for electro-optically measuring the refractive power of the eye | |
| US6676258B2 (en) | Eye characteristic measurement apparatus with speckle noise reduction | |
| JP3576656B2 (ja) | 眼科器械用位置合わせ検出装置 | |
| JPS6111091B2 (US06312121-20011106-C00033.png) | ||
| JPH0417048B2 (US06312121-20011106-C00033.png) | ||
| US6302850B1 (en) | Fundus blood flow metering method | |
| JPS6153053B2 (US06312121-20011106-C00033.png) | ||
| JP3206936B2 (ja) | 眼屈折計 | |
| JPH05317255A (ja) | 被検眼計測装置 | |
| JPH06233741A (ja) | 自動雲霧装置を有する眼科装置および眼科測定方法 | |
| JPH06245909A (ja) | 眼屈折計 | |
| JP2920885B2 (ja) | 眼屈折力測定装置 | |
| JPH069544B2 (ja) | 眼測定装置 | |
| JPH0554326B2 (US06312121-20011106-C00033.png) |
