JPS5872726U - Objective lens drive device - Google Patents

Objective lens drive device

Info

Publication number
JPS5872726U
JPS5872726U JP16568181U JP16568181U JPS5872726U JP S5872726 U JPS5872726 U JP S5872726U JP 16568181 U JP16568181 U JP 16568181U JP 16568181 U JP16568181 U JP 16568181U JP S5872726 U JPS5872726 U JP S5872726U
Authority
JP
Japan
Prior art keywords
objective lens
holding frame
drive device
bearing
lens drive
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
Application number
JP16568181U
Other languages
Japanese (ja)
Other versions
JPS6213234Y2 (en
Inventor
虎沢　研示
政廣 樋口
Original Assignee
三洋電機株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP16568181U priority Critical patent/JPS5872726U/en
Publication of JPS5872726U publication Critical patent/JPS5872726U/en
Application granted granted Critical
Publication of JPS6213234Y2 publication Critical patent/JPS6213234Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Lens Barrels (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】[Brief explanation of the drawing]

図面は何れも対物レンズ駆動装置を示すものであり、第
１図は従来例、第２図は本考案の一実施。 例である。 １は対物レンズ系、２は保持枠、３は軸受、４は永久磁
石、７はコイル。Each of the drawings shows an objective lens driving device; FIG. 1 shows a conventional example, and FIG. 2 shows an implementation of the present invention. This is an example. 1 is an objective lens system, 2 is a holding frame, 3 is a bearing, 4 is a permanent magnet, and 7 is a coil.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 対物レンズと、この対物レンズを保持する磁性体にて構
成された保持枠と、この保持枠に当接しこの保持枠を移
動可能に支持する軸受と、この軸受の外側に設けられた
永久磁石及びコイルとよりなり、前記コイルに電流を流
すことにより前記保持枠を前記軸受に対して移動させ、
以って前記対物レンズを移動させる構成とした対物レン
ズ駆動装置。An objective lens, a holding frame made of a magnetic material that holds this objective lens, a bearing that contacts this holding frame and movably supports this holding frame, and a permanent magnet provided outside of this bearing. a coil, and moving the holding frame relative to the bearing by passing a current through the coil;
An objective lens driving device configured to move the objective lens.
JP16568181U 1981-11-05 1981-11-05 Objective lens drive device Granted JPS5872726U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16568181U JPS5872726U (en) 1981-11-05 1981-11-05 Objective lens drive device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16568181U JPS5872726U (en) 1981-11-05 1981-11-05 Objective lens drive device

Publications (2)

Publication Number Publication Date
JPS5872726U true JPS5872726U (en) 1983-05-17
JPS6213234Y2 JPS6213234Y2 (en) 1987-04-06

Family

ID=29957870

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16568181U Granted JPS5872726U (en) 1981-11-05 1981-11-05 Objective lens drive device

Country Status (1)

Country Link
JP (1) JPS5872726U (en)

Also Published As

Publication number Publication date
JPS6213234Y2 (en) 1987-04-06

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