JPH02130604U - - Google Patents
Info
- Publication number
- JPH02130604U JPH02130604U JP2105690U JP2105690U JPH02130604U JP H02130604 U JPH02130604 U JP H02130604U JP 2105690 U JP2105690 U JP 2105690U JP 2105690 U JP2105690 U JP 2105690U JP H02130604 U JPH02130604 U JP H02130604U
- Authority
- JP
- Japan
- Prior art keywords
- eye
- examined
- photoelectric conversion
- output signal
- refractive power
- 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.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 230000004397 blinking Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2105690U JPH02130604U (bg) | 1990-03-01 | 1990-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2105690U JPH02130604U (bg) | 1990-03-01 | 1990-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02130604U true JPH02130604U (bg) | 1990-10-29 |
Family
ID=31524134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2105690U Pending JPH02130604U (bg) | 1990-03-01 | 1990-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02130604U (bg) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS542519A (en) * | 1977-06-08 | 1979-01-10 | Hitachi Ltd | Vaporizing combustion device |
| JPS55160538A (en) * | 1979-06-02 | 1980-12-13 | Nippon Chemical Ind | Objective eye refraction device |
-
1990
- 1990-03-01 JP JP2105690U patent/JPH02130604U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS542519A (en) * | 1977-06-08 | 1979-01-10 | Hitachi Ltd | Vaporizing combustion device |
| JPS55160538A (en) * | 1979-06-02 | 1980-12-13 | Nippon Chemical Ind | Objective eye refraction device |