JPH02103289U - - Google Patents
Info
- Publication number
- JPH02103289U JPH02103289U JP990089U JP990089U JPH02103289U JP H02103289 U JPH02103289 U JP H02103289U JP 990089 U JP990089 U JP 990089U JP 990089 U JP990089 U JP 990089U JP H02103289 U JPH02103289 U JP H02103289U
- Authority
- JP
- Japan
- Prior art keywords
- detection device
- phototransistor
- optical medium
- medium detection
- load resistor
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000005669 field effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Geophysics And Detection Of Objects (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP990089U JPH02103289U (ko) | 1989-02-01 | 1989-02-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP990089U JPH02103289U (ko) | 1989-02-01 | 1989-02-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02103289U true JPH02103289U (ko) | 1990-08-16 |
Family
ID=31217053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP990089U Pending JPH02103289U (ko) | 1989-02-01 | 1989-02-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02103289U (ko) |
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1989
- 1989-02-01 JP JP990089U patent/JPH02103289U/ja active Pending