JPH0430502U - - Google Patents
Info
- Publication number
- JPH0430502U JPH0430502U JP7161790U JP7161790U JPH0430502U JP H0430502 U JPH0430502 U JP H0430502U JP 7161790 U JP7161790 U JP 7161790U JP 7161790 U JP7161790 U JP 7161790U JP H0430502 U JPH0430502 U JP H0430502U
- Authority
- JP
- Japan
- Prior art keywords
- cornea
- imaging means
- front surface
- beam splitter
- optical path
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 10
- 238000003384 imaging method Methods 0.000 claims description 8
- 210000004087 cornea Anatomy 0.000 claims description 7
- 238000012876 topography Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990071617U JPH0719446Y2 (ja) | 1990-07-05 | 1990-07-05 | 角膜形状測定装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990071617U JPH0719446Y2 (ja) | 1990-07-05 | 1990-07-05 | 角膜形状測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0430502U true JPH0430502U (ko) | 1992-03-11 |
| JPH0719446Y2 JPH0719446Y2 (ja) | 1995-05-10 |
Family
ID=31608810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990071617U Expired - Lifetime JPH0719446Y2 (ja) | 1990-07-05 | 1990-07-05 | 角膜形状測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0719446Y2 (ko) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62268522A (ja) * | 1986-05-17 | 1987-11-21 | キヤノン株式会社 | 眼科装置 |
| JPH024641U (ko) * | 1988-06-24 | 1990-01-12 | ||
| JPH0211045U (ko) * | 1988-07-04 | 1990-01-24 |
-
1990
- 1990-07-05 JP JP1990071617U patent/JPH0719446Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62268522A (ja) * | 1986-05-17 | 1987-11-21 | キヤノン株式会社 | 眼科装置 |
| JPH024641U (ko) * | 1988-06-24 | 1990-01-12 | ||
| JPH0211045U (ko) * | 1988-07-04 | 1990-01-24 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0719446Y2 (ja) | 1995-05-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |