JPS6352121U - - Google Patents
Info
- Publication number
- JPS6352121U JPS6352121U JP14626686U JP14626686U JPS6352121U JP S6352121 U JPS6352121 U JP S6352121U JP 14626686 U JP14626686 U JP 14626686U JP 14626686 U JP14626686 U JP 14626686U JP S6352121 U JPS6352121 U JP S6352121U
- Authority
- JP
- Japan
- Prior art keywords
- lens holder
- leaf spring
- drive device
- objective lens
- correction drive
- 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 5
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図は本考案による光学式ピツクアツプの補
正駆動装置の実施例を示す平面図、第２図はその
側面図、第３図はレンズホルダの支持構造を示す
斜視図、第４図は従来の光学式ピツクアツプの補
正駆動装置を示す平面図、第５図はその側面図で
ある。
１１……対物レンズ、１２……レンズホルダ、
１２ａ……対物レンズを保持する板部、１２ｂ…
…板ばねによつて支持される板部、１２ｃ……保
持穴、１３……板ばね、１４……回動フレーム、
１５……支持軸、２１……フオーカシングコイル
、２１ａ，２１ｂ……フオーカシングコイルの駆
動部、２５……トラツキングコイル、Ｍａ，Ｍｂ
，Ｍｃ……マグネツト。
Fig. 1 is a plan view showing an embodiment of the optical pickup correction drive device according to the present invention, Fig. 2 is a side view thereof, Fig. 3 is a perspective view showing the support structure of the lens holder, and Fig. 4 is a conventional one. FIG. 5 is a plan view showing a correction drive device for an optical pickup, and FIG. 5 is a side view thereof. 11...Objective lens, 12...Lens holder,
12a...Plate portion holding the objective lens, 12b...
... Plate supported by a leaf spring, 12c... Holding hole, 13... Leaf spring, 14... Rotating frame,
15...Support shaft, 21...Focusing coil, 21a, 21b...Focusing coil drive unit, 25...Tracking coil, Ma, Mb
, Mc...Magnet.
Claims (1)
るレンズホルダが板ばねによつて動作自在に支持
されており且つ、レンズホルダを板ばねの変形方
向へ駆動する磁気駆動機構が設けられている光学
式ピツクアツプの補正駆動装置において、前記レ
ンズホルダは、所定の肉厚を有する２つの板部が
直角に連接されて断面がＬ字形となるように形成
されており且つ、一方の板部には前記対物レンズ
が保持され、他方の板部の端面に前記板ばねが固
定されていることを特徴とする光学式ピツクアツ
プの補正駆動装置。 An optical type in which a lens holder holding an objective lens facing an optical disk is movably supported by a leaf spring, and is provided with a magnetic drive mechanism that drives the lens holder in the direction of deformation of the leaf spring. In the pickup correction drive device, the lens holder is formed such that two plate portions having a predetermined wall thickness are connected at right angles and have an L-shaped cross section, and one plate portion is provided with the objective lens holder. 1. A correction drive device for an optical pickup, characterized in that a lens is held and the leaf spring is fixed to an end face of the other plate part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14626686U JPS6352121U (en) | 1986-09-22 | 1986-09-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14626686U JPS6352121U (en) | 1986-09-22 | 1986-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6352121U true JPS6352121U (en) | 1988-04-08 |
Family
ID=31058575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14626686U Pending JPS6352121U (en) | 1986-09-22 | 1986-09-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6352121U (en) |
-
1986
- 1986-09-22 JP JP14626686U patent/JPS6352121U/ja active Pending