JPH056261B2 - - Google Patents

Info

Publication number
JPH056261B2
JPH056261B2 JP57025522A JP2552282A JPH056261B2 JP H056261 B2 JPH056261 B2 JP H056261B2 JP 57025522 A JP57025522 A JP 57025522A JP 2552282 A JP2552282 A JP 2552282A JP H056261 B2 JPH056261 B2 JP H056261B2
Authority
JP
Japan
Prior art keywords
astigmatism
semiconductor laser
plane
parallel plate
optical
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
JP57025522A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58143443A (ja
Inventor
Shigeo Kubota
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP57025522A priority Critical patent/JPS58143443A/ja
Priority to CA000419648A priority patent/CA1204199A/en
Priority to GB08304572A priority patent/GB2119114B/en
Priority to DE19833305675 priority patent/DE3305675A1/de
Priority to FR8302694A priority patent/FR2524158B1/fr
Priority to KR1019830000668A priority patent/KR910008493B1/ko
Publication of JPS58143443A publication Critical patent/JPS58143443A/ja
Priority to US06/770,000 priority patent/US4577941A/en
Priority to KR1019910013078A priority patent/KR910008500B1/ko
Publication of JPH056261B2 publication Critical patent/JPH056261B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • 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
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Head (AREA)
JP57025522A 1982-02-19 1982-02-19 半導体レ−ザを用いた光学装置 Granted JPS58143443A (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP57025522A JPS58143443A (ja) 1982-02-19 1982-02-19 半導体レ−ザを用いた光学装置
CA000419648A CA1204199A (en) 1982-02-19 1983-01-18 Optical apparatus
GB08304572A GB2119114B (en) 1982-02-19 1983-02-18 Optical apparatus
DE19833305675 DE3305675A1 (de) 1982-02-19 1983-02-18 Optisches geraet mit einem halbleiterlaser
FR8302694A FR2524158B1 (fr) 1982-02-19 1983-02-18 Dispositif de correction de l'astigmatisme d'un appareil optique utilisant comme source de lumiere un laser semi-conducteur
KR1019830000668A KR910008493B1 (ko) 1982-02-19 1983-02-18 반도체 레이저를 사용한 광학장치
US06/770,000 US4577941A (en) 1982-02-19 1985-08-26 Optical apparatus
KR1019910013078A KR910008500B1 (ko) 1982-02-19 1991-07-30 광학장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57025522A JPS58143443A (ja) 1982-02-19 1982-02-19 半導体レ−ザを用いた光学装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP58251812A Division JPS59146013A (ja) 1983-12-23 1983-12-23 光学装置

Publications (2)

Publication Number Publication Date
JPS58143443A JPS58143443A (ja) 1983-08-26
JPH056261B2 true JPH056261B2 (xx) 1993-01-26

Family

ID=12168382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57025522A Granted JPS58143443A (ja) 1982-02-19 1982-02-19 半導体レ−ザを用いた光学装置

Country Status (1)

Country Link
JP (1) JPS58143443A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100352115C (zh) * 2003-06-02 2007-11-28 罗姆股份有限公司 模制半导体激光器

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61165837A (ja) * 1985-01-16 1986-07-26 Matsushita Electric Ind Co Ltd レ−ザ−発光装置
JP2012098601A (ja) * 2010-11-04 2012-05-24 Sumitomo Electric Ind Ltd 偏波合成分離装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645815B2 (xx) * 1975-07-02 1981-10-29

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645815U (xx) * 1979-09-14 1981-04-24

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645815B2 (xx) * 1975-07-02 1981-10-29

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100352115C (zh) * 2003-06-02 2007-11-28 罗姆股份有限公司 模制半导体激光器

Also Published As

Publication number Publication date
JPS58143443A (ja) 1983-08-26

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