JPS63175812U - - Google Patents
Info
- Publication number
- JPS63175812U JPS63175812U JP6723687U JP6723687U JPS63175812U JP S63175812 U JPS63175812 U JP S63175812U JP 6723687 U JP6723687 U JP 6723687U JP 6723687 U JP6723687 U JP 6723687U JP S63175812 U JPS63175812 U JP S63175812U
- Authority
- JP
- Japan
- Prior art keywords
- light
- movable
- scale
- fixed slit
- reference origin
- 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 5
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6723687U JPS63175812U (sv) | 1987-05-01 | 1987-05-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6723687U JPS63175812U (sv) | 1987-05-01 | 1987-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63175812U true JPS63175812U (sv) | 1988-11-15 |
Family
ID=30905953
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6723687U Pending JPS63175812U (sv) | 1987-05-01 | 1987-05-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63175812U (sv) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5123915A (en) * | 1974-08-19 | 1976-02-26 | Kohkoku Chem Ind | Eaabatsuguno oritatamihoho |
JPS60100015A (ja) * | 1983-11-07 | 1985-06-03 | Tamagawa Seiki Kk | ロ−タリ−エンコ−ダ |
-
1987
- 1987-05-01 JP JP6723687U patent/JPS63175812U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5123915A (en) * | 1974-08-19 | 1976-02-26 | Kohkoku Chem Ind | Eaabatsuguno oritatamihoho |
JPS60100015A (ja) * | 1983-11-07 | 1985-06-03 | Tamagawa Seiki Kk | ロ−タリ−エンコ−ダ |
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