JPS61149111U - - Google Patents
Info
- Publication number
- JPS61149111U JPS61149111U JP3111685U JP3111685U JPS61149111U JP S61149111 U JPS61149111 U JP S61149111U JP 3111685 U JP3111685 U JP 3111685U JP 3111685 U JP3111685 U JP 3111685U JP S61149111 U JPS61149111 U JP S61149111U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- slide holder
- optical
- reflecting member
- drive mechanism
- 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 7
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
Description
第１図〜第４図は本考案の実施例を示すもので
あり、第１図は本考案による光学式ピツクアツプ
のスライドブロツク上に設置されるユニツトの構
造を示す分解斜視図、第２図はユニツトをスライ
ドホルダに取付ける状態を示す分解斜視図、第３
図はスライドホルダにユニツトが取付けられた状
態を示す一部断面を含む側面図、第４図は調整動
作の説明図、第５図はコンパクトデイスクプレー
ヤの概略を示す側面図、第６図は従来の光学式ピ
ツクアツプのスライドホルダ上の構造を示す側面
図、第７図は従来の調整動作を示す説明図である
。
１……対物レンズ、２０……補正駆動ユニツト
、２１……レンズ保持部材、２２，２４……板ば
ね、２３……可動部材、２５……固定部、２６…
…トラツキングコイル、２７……フオーカスコイ
ル、２９，３２……マグネツト、３３……反射部
材（プリズム）、３５……ベース板、４０……ス
ライドホルダ、４１……底部、４２……切欠き、
４６……調整ねじ。
1 to 4 show embodiments of the present invention. FIG. 1 is an exploded perspective view showing the structure of a unit installed on the slide block of the optical pickup according to the present invention, and FIG. Exploded perspective view showing how the unit is attached to the slide holder, Part 3
The figure is a side view including a partial cross section showing the unit attached to the slide holder, Figure 4 is an explanatory diagram of the adjustment operation, Figure 5 is a side view schematically showing a compact disc player, and Figure 6 is a conventional FIG. 7 is a side view showing the structure on the slide holder of the optical pickup, and FIG. 7 is an explanatory view showing the conventional adjustment operation. DESCRIPTION OF SYMBOLS 1... Objective lens, 20... Correction drive unit, 21... Lens holding member, 22, 24... Leaf spring, 23... Movable member, 25... Fixed part, 26...
... Tracking coil, 27 ... Focus coil, 29, 32 ... Magnet, 33 ... Reflection member (prism), 35 ... Base plate, 40 ... Slide holder, 41 ... Bottom, 42 ... Notch ,
46...adjustment screw.
Claims (1)
ホルダ上に、対物レンズと、この対物レンズに対
向して検知光を対物レンズの方向へ反射させる反
射部材と、対物レンズを補正動作させる磁気駆動
機構が搭載されている光学式ピツクアツプにおい
て、前記対物レンズと反射部材は互いに位置決め
された状態にて前記磁気駆動機構と共にユニツト
に搭載されており、且つこのユニツトが前記スラ
イドホルダ上にて光デイスクに対する対向姿勢を
調整自在に支持されていることを特徴とする光学
式ピツクアツプの光軸調整機構。 On a slide holder that moves along the recording surface of the optical disk, there are an objective lens, a reflecting member that faces the objective lens and reflects the detection light toward the objective lens, and a magnetic drive mechanism that operates the objective lens to correct it. In the mounted optical pickup, the objective lens and the reflecting member are mounted on the unit together with the magnetic drive mechanism in a mutually positioned state, and the unit is placed on the slide holder in a facing position with respect to the optical disk. An optical axis adjustment mechanism for an optical pick-up, which is supported in an adjustable manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3111685U JPS61149111U (en) | 1985-03-05 | 1985-03-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3111685U JPS61149111U (en) | 1985-03-05 | 1985-03-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61149111U true JPS61149111U (en) | 1986-09-13 |
Family
ID=30531429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3111685U Pending JPS61149111U (en) | 1985-03-05 | 1985-03-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61149111U (en) |
-
1985
- 1985-03-05 JP JP3111685U patent/JPS61149111U/ja active Pending
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