JPS62157330A - 光学ヘッド - Google Patents

光学ヘッド

Info

Publication number
JPS62157330A
JPS62157330A JP60296379A JP29637985A JPS62157330A JP S62157330 A JPS62157330 A JP S62157330A JP 60296379 A JP60296379 A JP 60296379A JP 29637985 A JP29637985 A JP 29637985A JP S62157330 A JPS62157330 A JP S62157330A
Authority
JP
Japan
Prior art keywords
diffraction grating
shaft portion
optical
eccentric pin
axis
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
JP60296379A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0439742B2 (enrdf_load_stackoverflow
Inventor
Akira Hashimoto
昭 橋本
Kenjiro Kime
木目　屋治朗
Yushi Matsuno
雄史 松野
Toshiya Matoba
的場　俊哉
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 JP60296379A priority Critical patent/JPS62157330A/ja
Publication of JPS62157330A publication Critical patent/JPS62157330A/ja
Publication of JPH0439742B2 publication Critical patent/JPH0439742B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Head (AREA)
JP60296379A 1985-12-27 1985-12-27 光学ヘッド Granted JPS62157330A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60296379A JPS62157330A (ja) 1985-12-27 1985-12-27 光学ヘッド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60296379A JPS62157330A (ja) 1985-12-27 1985-12-27 光学ヘッド

Publications (2)

Publication Number Publication Date
JPS62157330A true JPS62157330A (ja) 1987-07-13
JPH0439742B2 JPH0439742B2 (enrdf_load_stackoverflow) 1992-06-30

Family

ID=17832785

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60296379A Granted JPS62157330A (ja) 1985-12-27 1985-12-27 光学ヘッド

Country Status (1)

Country Link
JP (1) JPS62157330A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6785200B1 (en) * 1999-07-01 2004-08-31 Kabushiki Kaisha Sankyo Seiki Seisakusho Diffraction grating element and optical pickup device incorporating the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6785200B1 (en) * 1999-07-01 2004-08-31 Kabushiki Kaisha Sankyo Seiki Seisakusho Diffraction grating element and optical pickup device incorporating the same

Also Published As

Publication number Publication date
JPH0439742B2 (enrdf_load_stackoverflow) 1992-06-30

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term