JPH0442793Y2 - - Google Patents
Info
- Publication number
- JPH0442793Y2 JPH0442793Y2 JP4798387U JP4798387U JPH0442793Y2 JP H0442793 Y2 JPH0442793 Y2 JP H0442793Y2 JP 4798387 U JP4798387 U JP 4798387U JP 4798387 U JP4798387 U JP 4798387U JP H0442793 Y2 JPH0442793 Y2 JP H0442793Y2
- Authority
- JP
- Japan
- Prior art keywords
- polarizing plate
- fixed
- time signal
- light
- optical sensor
- 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.)
- Expired
Links
- 230000003287 optical effect Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Electromechanical Clocks (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4798387U JPH0442793Y2 (zh) | 1987-03-31 | 1987-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4798387U JPH0442793Y2 (zh) | 1987-03-31 | 1987-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63156092U JPS63156092U (zh) | 1988-10-13 |
| JPH0442793Y2 true JPH0442793Y2 (zh) | 1992-10-09 |
Family
ID=30869094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4798387U Expired JPH0442793Y2 (zh) | 1987-03-31 | 1987-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442793Y2 (zh) |
-
1987
- 1987-03-31 JP JP4798387U patent/JPH0442793Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63156092U (zh) | 1988-10-13 |
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