JPS6113814B2 - - Google Patents
Info
- Publication number
- JPS6113814B2 JPS6113814B2 JP50120558A JP12055875A JPS6113814B2 JP S6113814 B2 JPS6113814 B2 JP S6113814B2 JP 50120558 A JP50120558 A JP 50120558A JP 12055875 A JP12055875 A JP 12055875A JP S6113814 B2 JPS6113814 B2 JP S6113814B2
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- spherical
- astigmatism
- patient
- linear target
- 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
- 201000009310 astigmatism Diseases 0.000 claims description 143
- 238000012937 correction Methods 0.000 claims description 141
- 230000003287 optical effect Effects 0.000 claims description 124
- 238000000034 method Methods 0.000 description 16
- 238000005259 measurement Methods 0.000 description 14
- 230000002207 retinal effect Effects 0.000 description 14
- 230000008901 benefit Effects 0.000 description 11
- 230000033001 locomotion Effects 0.000 description 11
- 230000000007 visual effect Effects 0.000 description 10
- 238000012360 testing method Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000004075 alteration Effects 0.000 description 6
- 238000003384 imaging method Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 3
- 206010040925 Skin striae Diseases 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 210000001525 retina Anatomy 0.000 description 2
- 238000010420 art technique Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Eye Examination Apparatus (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50120558A JPS5246695A (en) | 1975-10-06 | 1975-10-06 | Apparatus for and method of subjective testing of eye for astigmatism and spherical surface compensation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50120558A JPS5246695A (en) | 1975-10-06 | 1975-10-06 | Apparatus for and method of subjective testing of eye for astigmatism and spherical surface compensation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5246695A JPS5246695A (en) | 1977-04-13 |
| JPS6113814B2 true JPS6113814B2 (de) | 1986-04-15 |
Family
ID=14789270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50120558A Granted JPS5246695A (en) | 1975-10-06 | 1975-10-06 | Apparatus for and method of subjective testing of eye for astigmatism and spherical surface compensation |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5246695A (de) |
-
1975
- 1975-10-06 JP JP50120558A patent/JPS5246695A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5246695A (en) | 1977-04-13 |
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