JPH0314444B2 - - Google Patents
Info
- Publication number
- JPH0314444B2 JPH0314444B2 JP2076086A JP7608690A JPH0314444B2 JP H0314444 B2 JPH0314444 B2 JP H0314444B2 JP 2076086 A JP2076086 A JP 2076086A JP 7608690 A JP7608690 A JP 7608690A JP H0314444 B2 JPH0314444 B2 JP H0314444B2
- Authority
- JP
- Japan
- Prior art keywords
- measuring device
- detection
- optical system
- light
- curvature
- 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
- 230000003287 optical effect Effects 0.000 claims description 46
- 238000001514 detection method Methods 0.000 claims description 28
- 238000005286 illumination Methods 0.000 claims description 12
- 238000003384 imaging method Methods 0.000 claims description 6
- 210000004087 cornea Anatomy 0.000 description 28
- 238000005259 measurement Methods 0.000 description 24
- 210000001508 eye Anatomy 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 201000009310 astigmatism Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 210000005252 bulbus oculi Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000001579 optical reflectometry Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Landscapes
- Eye Examination Apparatus (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2076086A JPH02271824A (ja) | 1990-03-26 | 1990-03-26 | 曲率測定装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2076086A JPH02271824A (ja) | 1990-03-26 | 1990-03-26 | 曲率測定装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56173527A Division JPS5873336A (ja) | 1981-10-28 | 1981-10-28 | 曲率測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02271824A JPH02271824A (ja) | 1990-11-06 |
JPH0314444B2 true JPH0314444B2 (enrdf_load_stackoverflow) | 1991-02-26 |
Family
ID=13595018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2076086A Granted JPH02271824A (ja) | 1990-03-26 | 1990-03-26 | 曲率測定装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02271824A (enrdf_load_stackoverflow) |
-
1990
- 1990-03-26 JP JP2076086A patent/JPH02271824A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH02271824A (ja) | 1990-11-06 |