JPH0432446B2 - - Google Patents

Info

Publication number
JPH0432446B2
JPH0432446B2 JP58021301A JP2130183A JPH0432446B2 JP H0432446 B2 JPH0432446 B2 JP H0432446B2 JP 58021301 A JP58021301 A JP 58021301A JP 2130183 A JP2130183 A JP 2130183A JP H0432446 B2 JPH0432446 B2 JP H0432446B2
Authority
JP
Japan
Prior art keywords
photodetector
lens
adjustment
optical axis
objective 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.)
Expired - Lifetime
Application number
JP58021301A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59146453A (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 JP58021301A priority Critical patent/JPS59146453A/ja
Priority to JP58057254A priority patent/JPS59146454A/ja
Publication of JPS59146453A publication Critical patent/JPS59146453A/ja
Publication of JPH0432446B2 publication Critical patent/JPH0432446B2/ja
Granted 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
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0908—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for focusing only

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)
JP58021301A 1983-02-09 1983-02-09 光学式ピツクアツプ装置 Granted JPS59146453A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58021301A JPS59146453A (ja) 1983-02-09 1983-02-09 光学式ピツクアツプ装置
JP58057254A JPS59146454A (ja) 1983-02-09 1983-03-31 光学式ピツクアツプ装置の調整方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58021301A JPS59146453A (ja) 1983-02-09 1983-02-09 光学式ピツクアツプ装置
JP58057254A JPS59146454A (ja) 1983-02-09 1983-03-31 光学式ピツクアツプ装置の調整方法

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP5725583A Division JPS59146455A (ja) 1983-03-31 1983-03-31 光学式ピツクアツプ装置
JP58057254A Division JPS59146454A (ja) 1983-02-09 1983-03-31 光学式ピツクアツプ装置の調整方法

Publications (2)

Publication Number Publication Date
JPS59146453A JPS59146453A (ja) 1984-08-22
JPH0432446B2 true JPH0432446B2 (enrdf_load_html_response) 1992-05-29

Family

ID=26358339

Family Applications (2)

Application Number Title Priority Date Filing Date
JP58021301A Granted JPS59146453A (ja) 1983-02-09 1983-02-09 光学式ピツクアツプ装置
JP58057254A Granted JPS59146454A (ja) 1983-02-09 1983-03-31 光学式ピツクアツプ装置の調整方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP58057254A Granted JPS59146454A (ja) 1983-02-09 1983-03-31 光学式ピツクアツプ装置の調整方法

Country Status (1)

Country Link
JP (2) JPS59146453A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2585035Y2 (ja) * 1990-10-04 1998-11-11 旭光学工業 株式会社 光学式情報記録再生装置の光軸調整機構
JP7054401B2 (ja) * 2020-03-23 2022-04-13 富士フイルム株式会社 内視鏡用光源装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54128706A (en) * 1978-06-14 1979-10-05 Mansei Kogyo Kk Device for adjusting position of cylindrical lens for optical information reader

Also Published As

Publication number Publication date
JPS59146454A (ja) 1984-08-22
JPH0339333B2 (enrdf_load_html_response) 1991-06-13
JPS59146453A (ja) 1984-08-22

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