JPH02109238U - - Google Patents
Info
- Publication number
- JPH02109238U JPH02109238U JP1849289U JP1849289U JPH02109238U JP H02109238 U JPH02109238 U JP H02109238U JP 1849289 U JP1849289 U JP 1849289U JP 1849289 U JP1849289 U JP 1849289U JP H02109238 U JPH02109238 U JP H02109238U
- Authority
- JP
- Japan
- Prior art keywords
- receiving element
- light receiving
- emitting source
- light emitting
- oil
- 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
- 230000003749 cleanliness Effects 0.000 claims 1
- 239000012780 transparent material Substances 0.000 claims 1
- 238000003384 imaging method Methods 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1849289U JPH02109238U (pl) | 1989-02-20 | 1989-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1849289U JPH02109238U (pl) | 1989-02-20 | 1989-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02109238U true JPH02109238U (pl) | 1990-08-31 |
Family
ID=31233190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1849289U Pending JPH02109238U (pl) | 1989-02-20 | 1989-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02109238U (pl) |
-
1989
- 1989-02-20 JP JP1849289U patent/JPH02109238U/ja active Pending