JPH0185928U - - Google Patents
Info
- Publication number
- JPH0185928U JPH0185928U JP17881887U JP17881887U JPH0185928U JP H0185928 U JPH0185928 U JP H0185928U JP 17881887 U JP17881887 U JP 17881887U JP 17881887 U JP17881887 U JP 17881887U JP H0185928 U JPH0185928 U JP H0185928U
- Authority
- JP
- Japan
- Prior art keywords
- notch
- detection device
- position detection
- optical axis
- rotational position
- 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 4
- 230000003287 optical effect Effects 0.000 claims description 2
Landscapes
- Optical Transform (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17881887U JPH0185928U (zh) | 1987-11-26 | 1987-11-26 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17881887U JPH0185928U (zh) | 1987-11-26 | 1987-11-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0185928U true JPH0185928U (zh) | 1989-06-07 |
Family
ID=31470417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17881887U Pending JPH0185928U (zh) | 1987-11-26 | 1987-11-26 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0185928U (zh) |
-
1987
- 1987-11-26 JP JP17881887U patent/JPH0185928U/ja active Pending