JPS613523U - Optical pickup angle correction device - Google Patents
Optical pickup angle correction deviceInfo
- Publication number
- JPS613523U JPS613523U JP8837784U JP8837784U JPS613523U JP S613523 U JPS613523 U JP S613523U JP 8837784 U JP8837784 U JP 8837784U JP 8837784 U JP8837784 U JP 8837784U JP S613523 U JPS613523 U JP S613523U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- correction device
- angle correction
- optical pickup
- actuator
- 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.)
- Granted
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
【図面の簡単な説明】
第１、図は本考案の第一実施例による光学式ピツクアツ
プの角度補正装置を示す側面図、第２図は第１図の■矢
視図、第３図と第４図は角度補正装置の動作を示す説明
図、第５図は本考案の第二実施例による光学式ピックア
ップの角度補正装置を示す側面図、第６図は第５図の右
側面図、第７図は第５図の■一■断面図、第８図は光学
式ピックアップ内の光学系の構造説明図、第９図と第１
０図はビームスポットの誤差の検知方法を説明するホト
ダイオードの正面図、第１１図は従来の光学式ピックア
ップを示す側面図、第１２図は従来の讐竺〒〒ｋで．＝
、２．．．ええイ
材、７・・・受光部材、９・・・対物レンズ、１０・・
・光学式ピックアップ、２１・・・スライダ、２２ａ，
２２ｂ・・・ガイド軸、２５・・・第一アクチュエータ
、２６・・・中間部材、２７・・・第ニアクチュエータ
、２８・・・固定部材、３１・・・収納ケース、３２・
・・ベース、３５・・・フォーカスコ才ル、３６・・・
トラッキングコイル、３７・・・マグネット、３訃二・
ヨーク。[Brief Description of the Drawings] Fig. 1 is a side view showing the angle correction device for an optical pickup according to the first embodiment of the present invention, Fig. 2 is a view in the direction of the ■ arrow in Fig. 1, and Figs. 4 is an explanatory diagram showing the operation of the angle correction device, FIG. 5 is a side view showing the angle correction device for an optical pickup according to the second embodiment of the present invention, and FIG. 6 is a right side view of FIG. Figure 7 is a cross-sectional view of Figure 5, Figure 8 is an explanatory diagram of the structure of the optical system in the optical pickup, Figures 9 and 1.
Figure 0 is a front view of a photodiode to explain the method of detecting beam spot errors, Figure 11 is a side view of a conventional optical pickup, and Figure 12 is a conventional optical pickup. =
, 2. ．． ．． Material, 7... Light receiving member, 9... Objective lens, 10...
・Optical pickup, 21...Slider, 22a,
22b...Guide shaft, 25...First actuator, 26...Intermediate member, 27...Near actuator, 28...Fixing member, 31...Storage case, 32...
...Base, 35...Focus Kosairu, 36...
Tracking coil, 37...Magnet, 3.
yoke.
Claims (1)
光を光ディスクの記録面に収束させる対物レン気と、光
ディスクの記録面からの反射光を検知する受光部材とが
備えられている光学式ピツ；；雪７＝りｉシ一一二！ このアクチュエータの変形により、対物レンズが記録面
の偕報トラックを横断する方向う傾斜自在に補正駆動さ
れることを特徴とする光学式ピックアップの角度補正装
置。 （２）対物レンズは、この対物レンズを光ディスクに近
接離反する方向へ駆動するフォーカスサーボ機構と対物
レンズを情報トラック横断方向へ駆動するトラッキング
サーボ機構と共にアクチュエータによって支持されてい
る実用新案登録・請求の範囲第１項記載の光子式ピック
アップの−角度補正装置。 （３１ ％物レンズは、レンズ収納那を介して直接ア
クチュエータに支持されている実用新案登録請：ｔｓ票
ｓｔｔ。 １卑記載の光学式ピックアップの角[Scope of claim for utility model registration] ． (1) An optical pit that is equipped with a light emitting member, an objective lens that focuses the detection light emitted from the light emitting member onto the recording surface of the optical disc, and a light receiving member that detects the reflected light from the recording surface of the optical disc. ;; Snow 7 = Rishi 112! An angle correction device for an optical pickup, characterized in that, by deformation of the actuator, the objective lens is driven to be corrected so as to be tiltable in a direction across the recording track on the recording surface. (2) The objective lens is supported by an actuator along with a focus servo mechanism that drives the objective lens in a direction toward and away from the optical disk and a tracking servo mechanism that drives the objective lens in a direction across the information track. An angle correction device for a photon pickup according to item 1. (The 31% lens is directly supported by the actuator through the lens housing. Utility Model Registration Application: TS form stt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8837784U JPS613523U (en) | 1984-06-14 | 1984-06-14 | Optical pickup angle correction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8837784U JPS613523U (en) | 1984-06-14 | 1984-06-14 | Optical pickup angle correction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS613523U true JPS613523U (en) | 1986-01-10 |
| JPH0333937Y2 JPH0333937Y2 (en) | 1991-07-18 |
Family
ID=30641451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8837784U Granted JPS613523U (en) | 1984-06-14 | 1984-06-14 | Optical pickup angle correction device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS613523U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57205834A (en) * | 1981-06-12 | 1982-12-17 | Matsushita Electric Ind Co Ltd | Light focusing position controller |
-
1984
- 1984-06-14 JP JP8837784U patent/JPS613523U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57205834A (en) * | 1981-06-12 | 1982-12-17 | Matsushita Electric Ind Co Ltd | Light focusing position controller |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0333937Y2 (en) | 1991-07-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS613523U (en) | Optical pickup angle correction device | |
| JPS61134934A (en) | Object lens driving mechanism of optical recording and reproducing device | |
| JPH0135294Y2 (en) | ||
| JP2003317305A (en) | Optical pickup device and optical disk device | |
| JP3379250B2 (en) | Optical head composite and optical recording / reproducing device | |
| JPH0351814Y2 (en) | ||
| JP3527755B2 (en) | Magneto-optical disk drive | |
| JP3088437B2 (en) | Magneto-optical disk drive | |
| JP3548439B2 (en) | Method and apparatus for adjusting position of optical sensor | |
| KR20060036810A (en) | Apparatus radiating heat for pick up actuator | |
| JPH0320912Y2 (en) | ||
| JPH079211Y2 (en) | Optical pickup device | |
| JP2005346836A (en) | Optical pickup and optical component | |
| JP2006059450A (en) | Wiring structure for optical pickup | |
| JPH11126361A (en) | Optical system of optical information record reproducing head | |
| JPH11134657A (en) | Optical information recording/reproducing head | |
| JPH01146315U (en) | ||
| JPH06105541B2 (en) | Recording / playback method | |
| JPH0547018A (en) | Optical pickup device | |
| JPS60140233U (en) | Optical pick-up objective lens support mechanism | |
| JPH11134704A (en) | Optical part adjusting/fitting method | |
| JPH0737262A (en) | Optical disk device | |
| JP2000268435A (en) | Magneto-optical disk device | |
| JPH11126362A (en) | Optical system for information recording and reproducing head | |
| JP2000076699A (en) | Device for bonding optical element and method therefor |