JPS62120424U - - Google Patents
Info
- Publication number
- JPS62120424U JPS62120424U JP598986U JP598986U JPS62120424U JP S62120424 U JPS62120424 U JP S62120424U JP 598986 U JP598986 U JP 598986U JP 598986 U JP598986 U JP 598986U JP S62120424 U JPS62120424 U JP S62120424U
- Authority
- JP
- Japan
- Prior art keywords
- recording
- reproducing device
- optical
- optical axis
- recording surface
- 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 6
- 230000005484 gravity Effects 0.000 claims 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図Ａは本考案の二軸アクチユエータの上面
図、第１図Ｂは可動部の斜視図、第２図Ａは従来
の二軸アクチユエータの上面図、第２図Ｂは可動
部の斜視図、第３図は本考案の他の実施例の上面
図である。
１……対物レンズ、２……対物レンズ保持体、
３……フオーカスコイル、４……トラツキングコ
イル、５……回路基板、６……ガイド軸、７……
ヨーク、８……磁石、９……バランサ。
Figure 1A is a top view of the two-axis actuator of the present invention, Figure 1B is a perspective view of the movable part, Figure 2A is a top view of a conventional two-axis actuator, and Figure 2B is a perspective view of the movable part. , FIG. 3 is a top view of another embodiment of the present invention. 1...Objective lens, 2...Objective lens holder,
3... Focus coil, 4... Tracking coil, 5... Circuit board, 6... Guide shaft, 7...
Yoke, 8...magnet, 9...balancer.
Claims (1)
録媒体の記録面に所望の情報を記録する光学式情
報記録再生装置において、光源からの光を前記記
録面に光スポツトとして集光する対物レンズを１
個のガイド軸によつて光軸方向と光軸の直交方向
に案内する二軸アクチユエータで、光軸の直交方
向の駆動力を発生させるトラツキングコイルの重
心を前記ガイド軸を中心とし、対物レンズの重心
位置に対して、反対の位置になるように前記トラ
ツキングコイルを配置したことを特徴とする光学
式情報記録再生装置。 In an optical information recording/reproducing device that reads information on a recording surface of a recording medium or records desired information on the recording surface of a recording medium, an objective lens is used to focus light from a light source on the recording surface as a light spot.
A two-axis actuator that guides the optical axis in the direction of the optical axis and in a direction perpendicular to the optical axis using two guide shafts. An optical information recording/reproducing device characterized in that the tracking coil is arranged at a position opposite to the center of gravity of the optical information recording/reproducing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP598986U JPS62120424U (en) | 1986-01-20 | 1986-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP598986U JPS62120424U (en) | 1986-01-20 | 1986-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62120424U true JPS62120424U (en) | 1987-07-30 |
Family
ID=30788083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP598986U Pending JPS62120424U (en) | 1986-01-20 | 1986-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62120424U (en) |
-
1986
- 1986-01-20 JP JP598986U patent/JPS62120424U/ja active Pending
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