JPS6412219U - - Google Patents
Info
- Publication number
- JPS6412219U JPS6412219U JP10414787U JP10414787U JPS6412219U JP S6412219 U JPS6412219 U JP S6412219U JP 10414787 U JP10414787 U JP 10414787U JP 10414787 U JP10414787 U JP 10414787U JP S6412219 U JPS6412219 U JP S6412219U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- detection means
- error detection
- skew
- focus error
- 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
- 230000003287 optical effect Effects 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10414787U JPS6412219U (cs) | 1987-07-07 | 1987-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10414787U JPS6412219U (cs) | 1987-07-07 | 1987-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6412219U true JPS6412219U (cs) | 1989-01-23 |
Family
ID=31335604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10414787U Pending JPS6412219U (cs) | 1987-07-07 | 1987-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6412219U (cs) |
-
1987
- 1987-07-07 JP JP10414787U patent/JPS6412219U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH02144128U (cs) | ||
| JPS6412219U (cs) | ||
| JPH0272402U (cs) | ||
| JPS62180321U (cs) | ||
| JP2874641B2 (ja) | 対物レンズの駆動装置 | |
| JPS58179635U (ja) | ピックアップの対物レンズ駆動装置 | |
| JPH0197419U (cs) | ||
| JPS636521U (cs) | ||
| JPS61174025U (cs) | ||
| JPS63169504A (ja) | 光学式２次元位置センサ | |
| JPH01154517U (cs) | ||
| JPS61149114U (cs) | ||
| JPS648220U (cs) | ||
| JPH0220820U (cs) | ||
| JPH01116914U (cs) | ||
| JPS63109322U (cs) | ||
| JPH0250829U (cs) | ||
| JPS62153623U (cs) | ||
| JPS6164622U (cs) | ||
| JPH01146315U (cs) | ||
| JPS6352120U (cs) | ||
| JPS62133216U (cs) | ||
| JPS6340810U (cs) | ||
| JPS6020027U (ja) | 光学式ピツクアツプの補正駆動装置 | |
| JPH0159915U (cs) |