JPS6323793Y2 - - Google Patents
Info
- Publication number
- JPS6323793Y2 JPS6323793Y2 JP1982013374U JP1337482U JPS6323793Y2 JP S6323793 Y2 JPS6323793 Y2 JP S6323793Y2 JP 1982013374 U JP1982013374 U JP 1982013374U JP 1337482 U JP1337482 U JP 1337482U JP S6323793 Y2 JPS6323793 Y2 JP S6323793Y2
- Authority
- JP
- Japan
- Prior art keywords
- yoke
- bobbin
- objective lens
- tracking
- focus
- 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 22
- 230000007246 mechanism Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1337482U JPS58118543U (ja) | 1982-02-02 | 1982-02-02 | 光学ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1337482U JPS58118543U (ja) | 1982-02-02 | 1982-02-02 | 光学ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58118543U JPS58118543U (ja) | 1983-08-12 |
| JPS6323793Y2 true JPS6323793Y2 (zh) | 1988-06-30 |
Family
ID=30025892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1337482U Granted JPS58118543U (ja) | 1982-02-02 | 1982-02-02 | 光学ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58118543U (zh) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5255424A (en) * | 1975-10-31 | 1977-05-06 | Olympus Optical Co Ltd | Information detection head of inforamation reader |
| JPS5668936A (en) * | 1979-11-12 | 1981-06-09 | Nippon Telegr & Teleph Corp <Ntt> | Reader for optical information |
-
1982
- 1982-02-02 JP JP1337482U patent/JPS58118543U/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5255424A (en) * | 1975-10-31 | 1977-05-06 | Olympus Optical Co Ltd | Information detection head of inforamation reader |
| JPS5668936A (en) * | 1979-11-12 | 1981-06-09 | Nippon Telegr & Teleph Corp <Ntt> | Reader for optical information |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58118543U (ja) | 1983-08-12 |
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