JPS6146131B2 - - Google Patents
Info
- Publication number
- JPS6146131B2 JPS6146131B2 JP53055189A JP5518978A JPS6146131B2 JP S6146131 B2 JPS6146131 B2 JP S6146131B2 JP 53055189 A JP53055189 A JP 53055189A JP 5518978 A JP5518978 A JP 5518978A JP S6146131 B2 JPS6146131 B2 JP S6146131B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- variable
- magnification
- fundus
- photographing optical
- 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 33
- 238000003384 imaging method Methods 0.000 claims description 20
- 238000005286 illumination Methods 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims description 3
- 230000002207 retinal effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 210000001747 pupil Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Eye Examination Apparatus (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5518978A JPS54147684A (en) | 1978-05-10 | 1978-05-10 | Eyeground camera that power can be varied |
| US06/035,804 US4235540A (en) | 1978-05-10 | 1979-05-04 | Eye fundus camera having variable power photographing optical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5518978A JPS54147684A (en) | 1978-05-10 | 1978-05-10 | Eyeground camera that power can be varied |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54147684A JPS54147684A (en) | 1979-11-19 |
| JPS6146131B2 true JPS6146131B2 (US06534493-20030318-C00166.png) | 1986-10-13 |
Family
ID=12991747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5518978A Granted JPS54147684A (en) | 1978-05-10 | 1978-05-10 | Eyeground camera that power can be varied |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS54147684A (US06534493-20030318-C00166.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5869531A (ja) * | 1981-10-21 | 1983-04-25 | キヤノン株式会社 | 変倍眼底カメラ |
| JPS6234530A (ja) * | 1985-08-09 | 1987-02-14 | キヤノン株式会社 | 眼底カメラ |
| JP3034776B2 (ja) * | 1995-03-13 | 2000-04-17 | 株式会社トプコン | 眼底カメラ用撮影手段取り付けアダプター |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5179352A (US06534493-20030318-C00166.png) * | 1974-12-30 | 1976-07-10 | Zeiss Jena Veb Carl | |
| JPS5412195A (en) * | 1977-06-30 | 1979-01-29 | Canon Kk | Ophthalmologic device for correcting amount of light according to variable multiplication |
-
1978
- 1978-05-10 JP JP5518978A patent/JPS54147684A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5179352A (US06534493-20030318-C00166.png) * | 1974-12-30 | 1976-07-10 | Zeiss Jena Veb Carl | |
| JPS5412195A (en) * | 1977-06-30 | 1979-01-29 | Canon Kk | Ophthalmologic device for correcting amount of light according to variable multiplication |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54147684A (en) | 1979-11-19 |
