JPS6215866Y2 - - Google Patents
Info
- Publication number
- JPS6215866Y2 JPS6215866Y2 JP9871481U JP9871481U JPS6215866Y2 JP S6215866 Y2 JPS6215866 Y2 JP S6215866Y2 JP 9871481 U JP9871481 U JP 9871481U JP 9871481 U JP9871481 U JP 9871481U JP S6215866 Y2 JPS6215866 Y2 JP S6215866Y2
- Authority
- JP
- Japan
- Prior art keywords
- optical head
- optical
- information recording
- servo motor
- rotary
- 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 94
- 239000004065 semiconductor Substances 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 201000009310 astigmatism Diseases 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
Landscapes
- Moving Of The Head To Find And Align With The Track (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9871481U JPS587228U (ja) | 1981-07-02 | 1981-07-02 | 回転型光学ヘツド位置付け装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9871481U JPS587228U (ja) | 1981-07-02 | 1981-07-02 | 回転型光学ヘツド位置付け装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS587228U JPS587228U (ja) | 1983-01-18 |
| JPS6215866Y2 true JPS6215866Y2 (en]) | 1987-04-22 |
Family
ID=29893465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9871481U Granted JPS587228U (ja) | 1981-07-02 | 1981-07-02 | 回転型光学ヘツド位置付け装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS587228U (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0652579B2 (ja) * | 1984-09-03 | 1994-07-06 | パイオニア株式会社 | 光学式情報記録再生装置 |
-
1981
- 1981-07-02 JP JP9871481U patent/JPS587228U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS587228U (ja) | 1983-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR970003373B1 (ko) | 홀로그램 시스템 및 방법 | |
| JPH0130229B2 (en]) | ||
| JPH0570211B2 (en]) | ||
| US5777971A (en) | Optical head with a micro fresnel lens integrated on a beam splitter | |
| JP2003115127A (ja) | 光学ピックアップ装置 | |
| JPS6215866Y2 (en]) | ||
| JP2991981B2 (ja) | 光ピックアップ駆動装置 | |
| JPS6232530B2 (en]) | ||
| JPH01171129A (ja) | 光学ヘッド及びトラッキング方法 | |
| JPS6022743A (ja) | 光学的に情報を記録したデイスク再生装置のピツクアツプ | |
| JP3379250B2 (ja) | 光ヘッド複合体及び光記録再生装置 | |
| JP2001250257A (ja) | 光集積素子及びそれを用いた光ピックアップ装置 | |
| JPS6230217Y2 (en]) | ||
| US5949744A (en) | Optical pickup apparatus | |
| JPS6245614B2 (en]) | ||
| JPH0422287B2 (en]) | ||
| JP2635955B2 (ja) | 光情報処理装置 | |
| JPS633026Y2 (en]) | ||
| JP3320826B2 (ja) | 光情報記録再生装置 | |
| JP2752178B2 (ja) | 光学的記憶装置 | |
| JPS6371934A (ja) | 光ピツクアツプ駆動装置 | |
| JPS6323794Y2 (en]) | ||
| JPS6120658Y2 (en]) | ||
| JPS58133645A (ja) | 光学的記録担体の情報読出装置 | |
| JP2667855B2 (ja) | 光ディスク装置 |