CA1314985C - Optical head - Google Patents

Optical head

Info

Publication number
CA1314985C
CA1314985C CA000572803A CA572803A CA1314985C CA 1314985 C CA1314985 C CA 1314985C CA 000572803 A CA000572803 A CA 000572803A CA 572803 A CA572803 A CA 572803A CA 1314985 C CA1314985 C CA 1314985C
Authority
CA
Canada
Prior art keywords
holder
optical
optical head
housing member
tapped hole
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 - Fee Related
Application number
CA000572803A
Other languages
English (en)
French (fr)
Inventor
Nobuyoshi Andou
Hitoshi Imai
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
Application granted granted Critical
Publication of CA1314985C publication Critical patent/CA1314985C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers

Landscapes

  • Optical Head (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
CA000572803A 1987-07-24 1988-07-22 Optical head Expired - Fee Related CA1314985C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1987114012U JP2518213Y2 (ja) 1987-07-24 1987-07-24 光学式ヘッド
JP62-114012 1987-07-24

Publications (1)

Publication Number Publication Date
CA1314985C true CA1314985C (en) 1993-03-23

Family

ID=14626842

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000572803A Expired - Fee Related CA1314985C (en) 1987-07-24 1988-07-22 Optical head

Country Status (5)

Country Link
US (1) US4861139A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0300820B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JP2518213Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1314985C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3870531D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03209411A (ja) * 1989-09-19 1991-09-12 Asahi Optical Co Ltd 光学部品の保持構造
JPH03106528U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1990-02-16 1991-11-05

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5842965Y2 (ja) * 1978-04-24 1983-09-29 旭光学工業株式会社 レンズ鏡胴
DE7901401U1 (de) * 1979-01-19 1980-07-03 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Mikroskopobjektivfassung
US4351587A (en) * 1979-03-05 1982-09-28 Olympus Optical Company, Ltd. Apparatus for positioning eyepiece of endoscope
FR2465961A2 (fr) * 1979-09-26 1981-03-27 Omia Dispositif de reglage de debit d'air, notamment pour cabines de peinture
US4330176A (en) * 1979-10-18 1982-05-18 Canon Kabushiki Kaisha Lens assembly for enabling change of image position in a camera
DE3042676A1 (de) * 1979-11-12 1981-05-21 Mansei Kogyo K.K., Kawaguchi, Saitama Abtastvorrichtung zur verwendung in einem geraet zum lesen von video- und/oder tonfrequenzinformation
JPS60163515U (ja) * 1984-04-04 1985-10-30 パイオニア株式会社 光学式情報読取装置におけるピツクアツプ装置
JPS60142829A (ja) * 1984-12-07 1985-07-29 株式会社日立製作所 電気掃除機
JPH06242116A (ja) * 1993-02-18 1994-09-02 Masanao Makino Ｐｇｌ−１類似物質又は該物質に対する抗体の免疫学的測定方法

Also Published As

Publication number Publication date
EP0300820B1 (en) 1992-04-29
US4861139A (en) 1989-08-29
DE3870531D1 (de) 1992-06-04
JP2518213Y2 (ja) 1996-11-27
EP0300820A2 (en) 1989-01-25
JPS6418423U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-01-30
EP0300820A3 (en) 1989-11-29

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