JPS60102732U - Pickup device for optical information reading device - Google Patents
Pickup device for optical information reading deviceInfo
- Publication number
- JPS60102732U JPS60102732U JP19651583U JP19651583U JPS60102732U JP S60102732 U JPS60102732 U JP S60102732U JP 19651583 U JP19651583 U JP 19651583U JP 19651583 U JP19651583 U JP 19651583U JP S60102732 U JPS60102732 U JP S60102732U
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- recording surface
- light
- spot
- irradiating
- 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)
- Optical Head (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図は従来のピックアップ装置を示す図、糖゛２図は
本考案に係るピックアップ装置の縦断面図である。
主要部分の符号の説明、１１・・・ケース、１２・・・
半導体素子、１４・・・収差補正レンズ、１５・・・受
光素子、２０・・・コイル、２１−・・磁気回路部。
−。FIG. 1 is a diagram showing a conventional pickup device, and FIG. 2 is a longitudinal sectional view of the pickup device according to the present invention. Explanation of symbols of main parts, 11...Case, 12...
Semiconductor element, 14... Aberration correction lens, 15... Light receiving element, 20... Coil, 21-... Magnetic circuit section.
−.
Claims (1)
録面からの反射光の強さの変化を検出する為の光学系と
、補記光学系を該光学系の光軸方向及びこれに垂直な方
向に駆動する駆動手段と、前記光学系を前記光軸方向及
び前記垂直な方向において移動可能に且つ前記光軸が前
記記録面に対して垂直であるように支持する支持機構と
を有し、前記光学系はレーザ光を発する半導体素子と、
前記レーザ光を前記記録面にスポット照射する収差補正
レンズと、前記反射光の強さの変化に応じて前記半導体
素子から発せられるレーザ光を受ける受光素子と、前記
半導体素子、収差補正レンズ及び受光素子を収納したケ
ースとから成ることを特徴とする光学式情報読取装置に
おけるピックアップ装置。An optical system for irradiating a recording surface of a recording medium with a spot light and detecting changes in the intensity of reflected light from the recording surface, and an auxiliary optical system for irradiating a spot light onto a recording surface of a recording medium, and an auxiliary optical system for irradiating a spot light onto a recording surface of a recording medium, and an auxiliary optical system in the optical axis direction of the optical system and in a direction perpendicular thereto. a support mechanism that supports the optical system so as to be movable in the optical axis direction and in the perpendicular direction and such that the optical axis is perpendicular to the recording surface; The optical system includes a semiconductor element that emits laser light,
an aberration correction lens that spot-irradiates the recording surface with the laser light; a light receiving element that receives the laser light emitted from the semiconductor element according to a change in the intensity of the reflected light; the semiconductor element, the aberration correction lens, and the light receiving element; 1. A pickup device in an optical information reading device, comprising a case housing an element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19651583U JPS60102732U (en) | 1983-12-20 | 1983-12-20 | Pickup device for optical information reading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19651583U JPS60102732U (en) | 1983-12-20 | 1983-12-20 | Pickup device for optical information reading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60102732U true JPS60102732U (en) | 1985-07-13 |
Family
ID=30421571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19651583U Pending JPS60102732U (en) | 1983-12-20 | 1983-12-20 | Pickup device for optical information reading device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60102732U (en) |
-
1983
- 1983-12-20 JP JP19651583U patent/JPS60102732U/en active Pending
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