JPH0178320U - - Google Patents

Info

Publication number
JPH0178320U
JPH0178320U JP1987174895U JP17489587U JPH0178320U JP H0178320 U JPH0178320 U JP H0178320U JP 1987174895 U JP1987174895 U JP 1987174895U JP 17489587 U JP17489587 U JP 17489587U JP H0178320 U JPH0178320 U JP H0178320U
Authority
JP
Japan
Prior art keywords
objective lenses
light
pickup device
reflecting plate
changing
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
JP1987174895U
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 JP1987174895U priority Critical patent/JPH0178320U/ja
Publication of JPH0178320U publication Critical patent/JPH0178320U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Head (AREA)
JP1987174895U 1987-11-16 1987-11-16 Pending JPH0178320U (US20030220297A1-20031127-C00009.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987174895U JPH0178320U (US20030220297A1-20031127-C00009.png) 1987-11-16 1987-11-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987174895U JPH0178320U (US20030220297A1-20031127-C00009.png) 1987-11-16 1987-11-16

Publications (1)

Publication Number Publication Date
JPH0178320U true JPH0178320U (US20030220297A1-20031127-C00009.png) 1989-05-26

Family

ID=31466725

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987174895U Pending JPH0178320U (US20030220297A1-20031127-C00009.png) 1987-11-16 1987-11-16

Country Status (1)

Country Link
JP (1) JPH0178320U (US20030220297A1-20031127-C00009.png)

Similar Documents

Publication Publication Date Title
KR100882062B1 (ko) 광픽업 장치용 대물 렌즈, 광픽업 장치 및 광학 소자의 설계 방법
JPH0178320U (US20030220297A1-20031127-C00009.png)
JPH11185282A (ja) 光学ピックアップ及び光ディスク装置
KR0141757B1 (ko) 일체형 광픽업 모듈
JP2796226B2 (ja) 集積型光学素子
JPH0413243A (ja) 光ヘッド
JP2001076371A5 (US20030220297A1-20031127-C00009.png)
JPS6412222U (US20030220297A1-20031127-C00009.png)
JP3988464B2 (ja) 光学装置、複合光学素子、光ピックアップ装置及び光学ディスク装置
JPH0220819U (US20030220297A1-20031127-C00009.png)
JPS6412223U (US20030220297A1-20031127-C00009.png)
JPH0250824U (US20030220297A1-20031127-C00009.png)
JPH0743778Y2 (ja) 光磁気ピツクアツプ
JPS62202628U (US20030220297A1-20031127-C00009.png)
JPS63113220U (US20030220297A1-20031127-C00009.png)
JPH0445320U (US20030220297A1-20031127-C00009.png)
JPS6428523U (US20030220297A1-20031127-C00009.png)
JPH0193622U (US20030220297A1-20031127-C00009.png)
JPS61195530U (US20030220297A1-20031127-C00009.png)
JPH03121521U (US20030220297A1-20031127-C00009.png)
JPH0531220B2 (US20030220297A1-20031127-C00009.png)
JPH11273131A (ja) 光学装置
JPH0164114U (US20030220297A1-20031127-C00009.png)
JPS62150720U (US20030220297A1-20031127-C00009.png)
JPS62117719U (US20030220297A1-20031127-C00009.png)