JPS59157230U - optical head - Google Patents
optical headInfo
- Publication number
- JPS59157230U JPS59157230U JP5116583U JP5116583U JPS59157230U JP S59157230 U JPS59157230 U JP S59157230U JP 5116583 U JP5116583 U JP 5116583U JP 5116583 U JP5116583 U JP 5116583U JP S59157230 U JPS59157230 U JP S59157230U
- Authority
- JP
- Japan
- Prior art keywords
- holding
- optical head
- light beam
- holding cylinder
- lens barrel
- 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
Landscapes
- Optical Recording Or Reproduction (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示す断面図、第２ ′
図は同実施例のレンズ筒の取外し、取付は時の状態を説
明する要部の断面図、第３図は保持筒と保持治具との関
係を説明する上面図、第４図は保持治具の他の実施例を
示す斜視図である。
２・・・情報ディスク、３・・・・・・枠体、６・・・
・・・集束レンズ、６・・・・・・レンズ筒、７・・・
・・・支持筒、８・・・・・・弾性体、９・・・・・・
係止部、２０・・・・・・保持治具。Fig. 1 is a sectional view showing an embodiment of the present invention;
The figure is a sectional view of the main parts to explain the state when the lens barrel of the same example is removed and installed, Figure 3 is a top view to explain the relationship between the holding tube and the holding jig, and Figure 4 is the holding jig. It is a perspective view which shows another Example of a tool. 2... Information disk, 3... Frame, 6...
...Focusing lens, 6... Lens tube, 7...
...Support tube, 8...Elastic body, 9...
Locking part, 20... Holding jig.
Claims (1)
ズ筒に固定し、このレンズ筒を保持筒の上部に挿着し、
さらに、この保持筒を前記光ビームを発生する光源を含
む光学系を保持する枠体に弾性体を介して上下動可能に
支持した光学ヘッドにおいて、前記保持筒の外側部に、
保持治具と係合して保持筒を一定位置に保持するための
係止部を形成することを特徴とする光学ヘッド。A focusing lens that focuses the light beam on the information disk is fixed to a lens barrel, and this lens barrel is inserted into the upper part of the holding barrel.
Furthermore, in the optical head in which the holding cylinder is vertically movably supported via an elastic body on a frame holding an optical system including a light source that generates the light beam, an outer portion of the holding cylinder is provided.
An optical head characterized by forming a locking part for engaging with a holding jig and holding a holding cylinder in a fixed position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5116583U JPS59157230U (en) | 1983-04-06 | 1983-04-06 | optical head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5116583U JPS59157230U (en) | 1983-04-06 | 1983-04-06 | optical head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59157230U true JPS59157230U (en) | 1984-10-22 |
Family
ID=30181588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5116583U Pending JPS59157230U (en) | 1983-04-06 | 1983-04-06 | optical head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59157230U (en) |
-
1983
- 1983-04-06 JP JP5116583U patent/JPS59157230U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59157230U (en) | optical head | |
| JPS5891716U (en) | Laser beam introduction device to optical fiber | |
| JPS60143418U (en) | optical scanning device | |
| JPS5963758U (en) | optical head | |
| JPS60161309U (en) | Optical fiber receptacle | |
| JPS6026620U (en) | Optical pick-up device | |
| JPS5968305U (en) | Laser tube positioning device | |
| JPS6080521U (en) | Optical head half mirror fixing device | |
| JPS6023822U (en) | laser unit | |
| JPS59157225U (en) | optical head | |
| JPS5995318U (en) | collimator lens | |
| JPS6235414U (en) | ||
| JPS6016325U (en) | pick up device | |
| JPS6114568U (en) | Optical axis adjustment jig for contact type sensor | |
| JPS59121737U (en) | Optical pick-up device | |
| JPS5810225U (en) | Objective lens drive device in optical disc player | |
| JPS59107728U (en) | Optical pick-up device | |
| JPS60127629U (en) | Objective lens drive device | |
| JPS59158105U (en) | Mounting structure of movable objective lens | |
| JPS58105646U (en) | label reader | |
| JPS5954190U (en) | Workpiece support device for laser processing machine | |
| JPS6046978U (en) | Laser beam processing position moving device | |
| JPH01133224U (en) | ||
| JPS6057151U (en) | Semiconductor laser element support structure | |
| JPS5945736U (en) | Objective lens drive device |