JPS6372514U - - Google Patents
Info
- Publication number
- JPS6372514U JPS6372514U JP16638486U JP16638486U JPS6372514U JP S6372514 U JPS6372514 U JP S6372514U JP 16638486 U JP16638486 U JP 16638486U JP 16638486 U JP16638486 U JP 16638486U JP S6372514 U JPS6372514 U JP S6372514U
- Authority
- JP
- Japan
- Prior art keywords
- pattern
- sensing part
- light receiving
- detected
- receiving section
- 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 3
- 230000010363 phase shift Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Optical Transform (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16638486U JPS6372514U (en:Method) | 1986-10-28 | 1986-10-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16638486U JPS6372514U (en:Method) | 1986-10-28 | 1986-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6372514U true JPS6372514U (en:Method) | 1988-05-14 |
Family
ID=31097305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16638486U Pending JPS6372514U (en:Method) | 1986-10-28 | 1986-10-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6372514U (en:Method) |
-
1986
- 1986-10-28 JP JP16638486U patent/JPS6372514U/ja active Pending