JPS61195523U - - Google Patents
Info
- Publication number
- JPS61195523U JPS61195523U JP8024385U JP8024385U JPS61195523U JP S61195523 U JPS61195523 U JP S61195523U JP 8024385 U JP8024385 U JP 8024385U JP 8024385 U JP8024385 U JP 8024385U JP S61195523 U JPS61195523 U JP S61195523U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- detecting
- movement
- lens system
- push
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Optical Recording Or Reproduction (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985080243U JPH0614255Y2 (ja) | 1985-05-29 | 1985-05-29 | 光デイスク装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985080243U JPH0614255Y2 (ja) | 1985-05-29 | 1985-05-29 | 光デイスク装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61195523U true JPS61195523U (fr) | 1986-12-05 |
JPH0614255Y2 JPH0614255Y2 (ja) | 1994-04-13 |
Family
ID=30625911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985080243U Expired - Lifetime JPH0614255Y2 (ja) | 1985-05-29 | 1985-05-29 | 光デイスク装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0614255Y2 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002019325A1 (fr) * | 2000-08-28 | 2002-03-07 | Matsushita Electric Industrial Co., Ltd. | Procede et dispositif de detection de l'ecart de position d'une lentille dans une unite de disque optique |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58169349A (ja) * | 1982-03-31 | 1983-10-05 | Hitachi Ltd | 光スポツト制御装置 |
-
1985
- 1985-05-29 JP JP1985080243U patent/JPH0614255Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58169349A (ja) * | 1982-03-31 | 1983-10-05 | Hitachi Ltd | 光スポツト制御装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002019325A1 (fr) * | 2000-08-28 | 2002-03-07 | Matsushita Electric Industrial Co., Ltd. | Procede et dispositif de detection de l'ecart de position d'une lentille dans une unite de disque optique |
Also Published As
Publication number | Publication date |
---|---|
JPH0614255Y2 (ja) | 1994-04-13 |
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