JPH0380523U - - Google Patents
Info
- Publication number
- JPH0380523U JPH0380523U JP13839089U JP13839089U JPH0380523U JP H0380523 U JPH0380523 U JP H0380523U JP 13839089 U JP13839089 U JP 13839089U JP 13839089 U JP13839089 U JP 13839089U JP H0380523 U JPH0380523 U JP H0380523U
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical
- laser beam
- emitting part
- optical axis
- 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 10
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Head (AREA)
Description
第１図は本考案の一実施例である光学ヘツドの
要部構成図、第２図は本考案の原理を説明するた
めの図、第３図は光軸調整部材の一実施例を示す
図、第４図及び第５図はビーム出射角エラーを説
明するための図である。
１０…光学ヘツド、１１…発光部、１２…可動
部、１３…光デイスク、１４…光軸調整部材、１
５…対物レンズ。
Fig. 1 is a diagram showing the main parts of an optical head which is an embodiment of the present invention, Fig. 2 is a diagram for explaining the principle of the invention, and Fig. 3 is a diagram showing an embodiment of the optical axis adjustment member. , FIG. 4, and FIG. 5 are diagrams for explaining the beam exit angle error. DESCRIPTION OF SYMBOLS 10... Optical head, 11... Light emitting part, 12... Movable part, 13... Optical disk, 14... Optical axis adjustment member, 1
5...Objective lens.
Claims (1)
光学部品が取付けられており、駆動機構により該
光学部品を可動して前記レーザ光をデイスク面の
所定位置へ導く可動部とを具備してなる光学ヘツ
ドにおいて、 該発光部と該可動部との間に前記レーザ光の光
軸の位置を調整しうる光軸調整部材を設けてなる
構成の光学ヘツド。[Claims for Utility Model Registration] A light-emitting part that emits a laser beam and an optical part into which the laser light emitted from the light-emitting part is incident are attached, and the optical part is moved by a drive mechanism to emit the laser light. and a movable part that guides the laser beam to a predetermined position on the disk surface, an optical axis adjustment member that can adjust the position of the optical axis of the laser beam is provided between the light emitting part and the movable part. An optical head with the following configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13839089U JPH0380523U (en) | 1989-11-29 | 1989-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13839089U JPH0380523U (en) | 1989-11-29 | 1989-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0380523U true JPH0380523U (en) | 1991-08-19 |
Family
ID=31685493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13839089U Pending JPH0380523U (en) | 1989-11-29 | 1989-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0380523U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006255298A (en) * | 2005-03-18 | 2006-09-28 | Ohiro Seisakusho:Kk | Chair equipped with foot bath |
| KR101378231B1 (en) * | 2012-06-21 | 2014-03-27 | 인제대학교 산학협력단 | Automatic bath booth for patient |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63140426A (en) * | 1986-12-02 | 1988-06-13 | Ricoh Co Ltd | Optical pick-up device |
-
1989
- 1989-11-29 JP JP13839089U patent/JPH0380523U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63140426A (en) * | 1986-12-02 | 1988-06-13 | Ricoh Co Ltd | Optical pick-up device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006255298A (en) * | 2005-03-18 | 2006-09-28 | Ohiro Seisakusho:Kk | Chair equipped with foot bath |
| JP4606914B2 (en) * | 2005-03-18 | 2011-01-05 | 株式会社大廣製作所 | Foot bath chair |
| KR101378231B1 (en) * | 2012-06-21 | 2014-03-27 | 인제대학교 산학협력단 | Automatic bath booth for patient |
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