JPS6392246U - - Google Patents
Info
- Publication number
- JPS6392246U JPS6392246U JP18718486U JP18718486U JPS6392246U JP S6392246 U JPS6392246 U JP S6392246U JP 18718486 U JP18718486 U JP 18718486U JP 18718486 U JP18718486 U JP 18718486U JP S6392246 U JPS6392246 U JP S6392246U
- Authority
- JP
- Japan
- Prior art keywords
- contamination
- light receiving
- dirt detection
- dirt
- receiving element
- 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 9
- 238000011109 contamination Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18718486U JPS6392246U (fi) | 1986-12-04 | 1986-12-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18718486U JPS6392246U (fi) | 1986-12-04 | 1986-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6392246U true JPS6392246U (fi) | 1988-06-15 |
Family
ID=31137427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18718486U Pending JPS6392246U (fi) | 1986-12-04 | 1986-12-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6392246U (fi) |
-
1986
- 1986-12-04 JP JP18718486U patent/JPS6392246U/ja active Pending