JPH0536767B2 - - Google Patents

Info

Publication number
JPH0536767B2
JPH0536767B2 JP58251812A JP25181283A JPH0536767B2 JP H0536767 B2 JPH0536767 B2 JP H0536767B2 JP 58251812 A JP58251812 A JP 58251812A JP 25181283 A JP25181283 A JP 25181283A JP H0536767 B2 JPH0536767 B2 JP H0536767B2
Authority
JP
Japan
Prior art keywords
semiconductor laser
astigmatism
plane
light beam
parallel
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
JP58251812A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59146013A (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 JP58251812A priority Critical patent/JPS59146013A/ja
Publication of JPS59146013A publication Critical patent/JPS59146013A/ja
Publication of JPH0536767B2 publication Critical patent/JPH0536767B2/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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
    • G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • G02B19/0052—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a laser diode
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
JP58251812A 1983-12-23 1983-12-23 光学装置 Granted JPS59146013A (ja)

Priority Applications (1)

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

Applications Claiming Priority (1)

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

Related Parent Applications (1)

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

Publications (2)

Publication Number Publication Date
JPS59146013A JPS59146013A (ja) 1984-08-21
JPH0536767B2 true JPH0536767B2 (US07902200-20110308-C00004.png) 1993-05-31

Family

ID=17228284

Family Applications (1)

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

Country Status (1)

Country Link
JP (1) JPS59146013A (US07902200-20110308-C00004.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6251046A (ja) * 1985-08-29 1987-03-05 Nec Home Electronics Ltd 光記録再生装置用光ヘツド
JPH0792926B2 (ja) * 1986-06-25 1995-10-09 日本電気株式会社 光ピツクアツプ装置
JPH0766559B2 (ja) * 1986-07-01 1995-07-19 日本電気株式会社 光ピツクアツプ装置
EP0578499B1 (en) * 1992-07-10 1999-12-01 Fujitsu Limited Laser diode module
JPH0661583A (ja) * 1992-08-11 1994-03-04 Sony Corp 半導体レーザ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645815B2 (US07902200-20110308-C00004.png) * 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 (US07902200-20110308-C00004.png) * 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 (US07902200-20110308-C00004.png) * 1975-07-02 1981-10-29

Also Published As

Publication number Publication date
JPS59146013A (ja) 1984-08-21

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