JPS61239438A - 対物レンズ駆動装置 - Google Patents

対物レンズ駆動装置

Info

Publication number
JPS61239438A
JPS61239438A JP7650886A JP7650886A JPS61239438A JP S61239438 A JPS61239438 A JP S61239438A JP 7650886 A JP7650886 A JP 7650886A JP 7650886 A JP7650886 A JP 7650886A JP S61239438 A JPS61239438 A JP S61239438A
Authority
JP
Japan
Prior art keywords
objective lens
tracking
driven body
fixed
coil
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
JP7650886A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0439743B2 (enrdf_load_stackoverflow
Inventor
Akitomo Ikuma
伊熊　昭等
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP7650886A priority Critical patent/JPS61239438A/ja
Publication of JPS61239438A publication Critical patent/JPS61239438A/ja
Publication of JPH0439743B2 publication Critical patent/JPH0439743B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Mechanical Optical Scanning Systems (AREA)
  • Optical Recording Or Reproduction (AREA)
JP7650886A 1986-04-04 1986-04-04 対物レンズ駆動装置 Granted JPS61239438A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7650886A JPS61239438A (ja) 1986-04-04 1986-04-04 対物レンズ駆動装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7650886A JPS61239438A (ja) 1986-04-04 1986-04-04 対物レンズ駆動装置

Publications (2)

Publication Number Publication Date
JPS61239438A true JPS61239438A (ja) 1986-10-24
JPH0439743B2 JPH0439743B2 (enrdf_load_stackoverflow) 1992-06-30

Family

ID=13607189

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7650886A Granted JPS61239438A (ja) 1986-04-04 1986-04-04 対物レンズ駆動装置

Country Status (1)

Country Link
JP (1) JPS61239438A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02195522A (ja) * 1989-01-23 1990-08-02 Mitsubishi Electric Corp 対物レンズ駆動装置
KR100494468B1 (ko) * 2002-09-04 2005-06-10 삼성전기주식회사 광 픽업

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5580834A (en) * 1978-12-08 1980-06-18 Thomson Csf Accessing device for track provided in optical recordable and readable medium * and optical system including said device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5580834A (en) * 1978-12-08 1980-06-18 Thomson Csf Accessing device for track provided in optical recordable and readable medium * and optical system including said device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02195522A (ja) * 1989-01-23 1990-08-02 Mitsubishi Electric Corp 対物レンズ駆動装置
KR100494468B1 (ko) * 2002-09-04 2005-06-10 삼성전기주식회사 광 픽업

Also Published As

Publication number Publication date
JPH0439743B2 (enrdf_load_stackoverflow) 1992-06-30

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