JPH0512774B2 - - Google Patents

Info

Publication number
JPH0512774B2
JPH0512774B2 JP60257359A JP25735985A JPH0512774B2 JP H0512774 B2 JPH0512774 B2 JP H0512774B2 JP 60257359 A JP60257359 A JP 60257359A JP 25735985 A JP25735985 A JP 25735985A JP H0512774 B2 JPH0512774 B2 JP H0512774B2
Authority
JP
Japan
Prior art keywords
light
optical
reflected
disk
substrate
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
JP60257359A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62117150A (ja
Inventor
Hiroyuki Hiiro
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co 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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Priority to JP60257359A priority Critical patent/JPS62117150A/ja
Publication of JPS62117150A publication Critical patent/JPS62117150A/ja
Publication of JPH0512774B2 publication Critical patent/JPH0512774B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Head (AREA)
  • Optical Integrated Circuits (AREA)
JP60257359A 1985-11-15 1985-11-15 光学式ピツクアツプ Granted JPS62117150A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60257359A JPS62117150A (ja) 1985-11-15 1985-11-15 光学式ピツクアツプ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60257359A JPS62117150A (ja) 1985-11-15 1985-11-15 光学式ピツクアツプ

Publications (2)

Publication Number Publication Date
JPS62117150A JPS62117150A (ja) 1987-05-28
JPH0512774B2 true JPH0512774B2 (OSRAM) 1993-02-18

Family

ID=17305285

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60257359A Granted JPS62117150A (ja) 1985-11-15 1985-11-15 光学式ピツクアツプ

Country Status (1)

Country Link
JP (1) JPS62117150A (OSRAM)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0226647B1 (en) * 1985-12-17 1991-05-29 Ibm Deutschland Gmbh Read/write head for optical disks
JP2669840B2 (ja) * 1988-02-04 1997-10-29 株式会社日立製作所 集光型カップラ
JP2730136B2 (ja) * 1988-03-18 1998-03-25 ソニー株式会社 光学ピツクアツプ装置
DE68909663T2 (de) * 1988-04-26 1994-04-07 Philips Nv Anordnung zum optischen Abtasten eines magneto-optischen Aufzeichnungsträgers.
JP2540188B2 (ja) * 1988-05-16 1996-10-02 株式会社日立製作所 光ディスク駆動装置
JPH04219640A (ja) * 1990-07-16 1992-08-10 Matsushita Electric Ind Co Ltd 光学ヘッド及びその製造方法
JPH0572497A (ja) * 1991-09-11 1993-03-26 Sharp Corp 一体型光素子および基板型光素子
US5321498A (en) * 1991-12-28 1994-06-14 Electronics & Telecommunications Research Institute Planar integrated crossover optical system
JP2806293B2 (ja) * 1994-10-06 1998-09-30 松下電器産業株式会社 光ピックアップ及びその製造方法
CN101354896A (zh) * 2003-09-18 2009-01-28 皇家飞利浦电子股份有限公司 用于读取存储在信息载体上的数据的系统
JP4806175B2 (ja) * 2004-08-27 2011-11-02 株式会社リコー 発光デバイス、光書込み装置、および光通信装置
JP2021504760A (ja) * 2017-12-15 2021-02-15 エルジー・ケム・リミテッド ウェアラブルデバイス

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61289545A (ja) * 1985-06-14 1986-12-19 Canon Inc 光ヘツド装置
JPS621141A (ja) * 1985-06-27 1987-01-07 Matsushita Electric Ind Co Ltd 光学ヘツド

Also Published As

Publication number Publication date
JPS62117150A (ja) 1987-05-28

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term