JPH087530Y2 - 対物レンズ駆動装置 - Google Patents

対物レンズ駆動装置

Info

Publication number
JPH087530Y2
JPH087530Y2 JP1987193241U JP19324187U JPH087530Y2 JP H087530 Y2 JPH087530 Y2 JP H087530Y2 JP 1987193241 U JP1987193241 U JP 1987193241U JP 19324187 U JP19324187 U JP 19324187U JP H087530 Y2 JPH087530 Y2 JP H087530Y2
Authority
JP
Japan
Prior art keywords
objective lens
lens holder
porous ceramic
lens
support shaft
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.)
Expired - Lifetime
Application number
JP1987193241U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0197418U (OSRAM
Inventor
尚之 江草
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP1987193241U priority Critical patent/JPH087530Y2/ja
Publication of JPH0197418U publication Critical patent/JPH0197418U/ja
Application granted granted Critical
Publication of JPH087530Y2 publication Critical patent/JPH087530Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP1987193241U 1987-12-18 1987-12-18 対物レンズ駆動装置 Expired - Lifetime JPH087530Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987193241U JPH087530Y2 (ja) 1987-12-18 1987-12-18 対物レンズ駆動装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987193241U JPH087530Y2 (ja) 1987-12-18 1987-12-18 対物レンズ駆動装置

Publications (2)

Publication Number Publication Date
JPH0197418U JPH0197418U (OSRAM) 1989-06-28
JPH087530Y2 true JPH087530Y2 (ja) 1996-03-04

Family

ID=31484049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987193241U Expired - Lifetime JPH087530Y2 (ja) 1987-12-18 1987-12-18 対物レンズ駆動装置

Country Status (1)

Country Link
JP (1) JPH087530Y2 (OSRAM)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59223947A (ja) * 1983-06-03 1984-12-15 Matsushita Electric Ind Co Ltd 対物レンズ駆動装置
JPS60182025A (ja) * 1984-02-28 1985-09-17 Toshiba Corp 光学的情報処理装置の対物レンズ駆動装置

Also Published As

Publication number Publication date
JPH0197418U (OSRAM) 1989-06-28

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