JPH02128222U - - Google Patents

Info

Publication number
JPH02128222U
JPH02128222U JP3504589U JP3504589U JPH02128222U JP H02128222 U JPH02128222 U JP H02128222U JP 3504589 U JP3504589 U JP 3504589U JP 3504589 U JP3504589 U JP 3504589U JP H02128222 U JPH02128222 U JP H02128222U
Authority
JP
Japan
Prior art keywords
optical
semiconductor laser
laser
optical axis
collimating lens
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.)
Pending
Application number
JP3504589U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP3504589U priority Critical patent/JPH02128222U/ja
Publication of JPH02128222U publication Critical patent/JPH02128222U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Head (AREA)
JP3504589U 1989-03-27 1989-03-27 Pending JPH02128222U (US07321065-20080122-C00160.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3504589U JPH02128222U (US07321065-20080122-C00160.png) 1989-03-27 1989-03-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3504589U JPH02128222U (US07321065-20080122-C00160.png) 1989-03-27 1989-03-27

Publications (1)

Publication Number Publication Date
JPH02128222U true JPH02128222U (US07321065-20080122-C00160.png) 1990-10-23

Family

ID=31540060

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3504589U Pending JPH02128222U (US07321065-20080122-C00160.png) 1989-03-27 1989-03-27

Country Status (1)

Country Link
JP (1) JPH02128222U (US07321065-20080122-C00160.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06168462A (ja) * 1992-11-30 1994-06-14 Sharp Corp 光学ヘッド

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06168462A (ja) * 1992-11-30 1994-06-14 Sharp Corp 光学ヘッド

Similar Documents

Publication Publication Date Title
JPH06274931A (ja) 光ピックアップおよび光ピックアップにおけるビーム整形機能を有するカップリングレンズ
JPH02128222U (US07321065-20080122-C00160.png)
JPS6322370B2 (US07321065-20080122-C00160.png)
JPS6358316U (US07321065-20080122-C00160.png)
JPS63118714U (US07321065-20080122-C00160.png)
JPS6139240A (ja) 焦点検出装置
JPS60234243A (ja) 光ピツクアツプ
JPH0220819U (US07321065-20080122-C00160.png)
JPH0731373Y2 (ja) 光学式ピツクアツプ装置
JPH04329Y2 (US07321065-20080122-C00160.png)
JPH0481225U (US07321065-20080122-C00160.png)
JPH0827968B2 (ja) ビーム整形装置と光学ヘッド装置
JPH082814Y2 (ja) 光学式ピツクアツプ装置
JPS6344216U (US07321065-20080122-C00160.png)
JPS59109021A (ja) 光学式記録再生装置の光学装置
JPH0433552Y2 (US07321065-20080122-C00160.png)
JPS6391825U (US07321065-20080122-C00160.png)
JPH01138211U (US07321065-20080122-C00160.png)
JPH01140627U (US07321065-20080122-C00160.png)
JPH0265215U (US07321065-20080122-C00160.png)
JPH03106529U (US07321065-20080122-C00160.png)
JPS6412223U (US07321065-20080122-C00160.png)
JPS58193334U (ja) 光ピツクアツプ
JPS6250608U (US07321065-20080122-C00160.png)
JPS6148428U (US07321065-20080122-C00160.png)