JPS5999225U - Optical pick-up device - Google Patents
Optical pick-up deviceInfo
- Publication number
- JPS5999225U JPS5999225U JP20169782U JP20169782U JPS5999225U JP S5999225 U JPS5999225 U JP S5999225U JP 20169782 U JP20169782 U JP 20169782U JP 20169782 U JP20169782 U JP 20169782U JP S5999225 U JPS5999225 U JP S5999225U
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- optical pick
- system support
- focusing
- pickup device
- 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図及び第２図は従来の光学式ピックアップ装置の側
断面図及び部分断面平面図、第３図は第１図のピックア
ップ装置の概略動作図、第４図及び第５図は本考案の一
実施例を示す側断面図及び部分断面平面図、第６図は第
４図における位置センサの一出力波形図、第７図乃至第
９図は第４図のピックアップ装置の各動作時点での概略
動作図、第１０図及び第１１図は本考案の他の各実施例
を示す要部斜視図である。
１・・・ヘッド本体（ハウジング）、３・・・枢軸、５
・・・集束レンズ、５． ９． １０． ２７．′３０
・・・光学 ′系、１２・・・記録媒体（光ディスク
）、Ｔ・・・情報トラック、２４・・・位置検出手段。
第３図
ｆ ５１１１− 丹へ゛
°１１ユ１ 、、、、
第５図
第４図
２６２３１′Ｏ９−1 and 2 are a side sectional view and a partially sectional plan view of a conventional optical pickup device, FIG. 3 is a schematic operation diagram of the pickup device of FIG. 1, and FIGS. 4 and 5 are a diagram of the present invention. A side sectional view and a partial sectional plan view showing one embodiment; FIG. 6 is a waveform diagram of one output of the position sensor in FIG. 4; FIGS. The schematic operation diagram and FIGS. 10 and 11 are perspective views of essential parts showing other embodiments of the present invention. 1... Head body (housing), 3... Pivot, 5
...Focusing lens, 5. 9. 10. 27. '30
. . . Optical system, 12. Recording medium (optical disc), T. Information track, 24. Position detection means. Figure 3 f 5111-
Claims (1)
束レンズを含む光学系を支持した光学系支持体を、・ハ
ウジンクゝに集束レンズの光軸がトラックと御名直交方
向に可動自在に支持し且つハウジングに対する光学系支
持体の位置を検出する位置検出手段を付設したことを特
徴とする光学式ピックアップ装置。An optical system support supporting an optical system including a focusing lens for focusing a laser beam onto an information track of an information recording medium; 1. An optical pickup device comprising a position detection means for detecting the position of an optical system support relative to a housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20169782U JPS5999225U (en) | 1982-12-23 | 1982-12-23 | Optical pick-up device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20169782U JPS5999225U (en) | 1982-12-23 | 1982-12-23 | Optical pick-up device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5999225U true JPS5999225U (en) | 1984-07-05 |
Family
ID=30427187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20169782U Pending JPS5999225U (en) | 1982-12-23 | 1982-12-23 | Optical pick-up device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5999225U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5774839A (en) * | 1980-10-25 | 1982-05-11 | Nippon Telegr & Teleph Corp <Ntt> | Optical head |
-
1982
- 1982-12-23 JP JP20169782U patent/JPS5999225U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5774839A (en) * | 1980-10-25 | 1982-05-11 | Nippon Telegr & Teleph Corp <Ntt> | Optical head |
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