JPS6357955B2 - - Google Patents

Info

Publication number
JPS6357955B2
JPS6357955B2 JP58084174A JP8417483A JPS6357955B2 JP S6357955 B2 JPS6357955 B2 JP S6357955B2 JP 58084174 A JP58084174 A JP 58084174A JP 8417483 A JP8417483 A JP 8417483A JP S6357955 B2 JPS6357955 B2 JP S6357955B2
Authority
JP
Japan
Prior art keywords
semiconductor laser
light
light emitting
emitting end
face
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
Application number
JP58084174A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59210684A (ja
Inventor
Masahiro Kume
Hiroshi Okada
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP58084174A priority Critical patent/JPS59210684A/ja
Publication of JPS59210684A publication Critical patent/JPS59210684A/ja
Publication of JPS6357955B2 publication Critical patent/JPS6357955B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/065—Mode locking; Mode suppression; Mode selection ; Self pulsating
    • H01S5/0656—Seeding, i.e. an additional light input is provided for controlling the laser modes, for example by back-reflecting light from an external optical component
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/022—Mountings; Housings
    • H01S5/023—Mount members, e.g. sub-mount members
    • H01S5/02325—Mechanically integrated components on mount members or optical micro-benches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S2301/00—Functional characteristics
    • H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/022—Mountings; Housings
    • H01S5/02208—Mountings; Housings characterised by the shape of the housings
    • H01S5/02212—Can-type, e.g. TO-CAN housings with emission along or parallel to symmetry axis
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Semiconductor Lasers (AREA)
JP58084174A 1983-05-16 1983-05-16 半導体レ−ザ Granted JPS59210684A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58084174A JPS59210684A (ja) 1983-05-16 1983-05-16 半導体レ−ザ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58084174A JPS59210684A (ja) 1983-05-16 1983-05-16 半導体レ−ザ

Publications (2)

Publication Number Publication Date
JPS59210684A JPS59210684A (ja) 1984-11-29
JPS6357955B2 true JPS6357955B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-11-14

Family

ID=13823124

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58084174A Granted JPS59210684A (ja) 1983-05-16 1983-05-16 半導体レ−ザ

Country Status (1)

Country Link
JP (1) JPS59210684A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0632344B2 (ja) * 1987-05-13 1994-04-27 沖電気工業株式会社 半導体レ−ザ装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52106696A (en) * 1976-03-04 1977-09-07 Nec Corp Basic transverse mode oscillating semiconductor razar unit
JPS5728391A (en) * 1980-07-29 1982-02-16 Fujitsu Ltd Optical semiconductor device
JPS5811139A (ja) * 1981-07-14 1983-01-21 東燃株式会社 金属蒸着ポリプロピレンフイルム
JPS58111391A (ja) * 1981-12-25 1983-07-02 Hitachi Ltd 半導体レ−ザ装置

Also Published As

Publication number Publication date
JPS59210684A (ja) 1984-11-29

Similar Documents

Publication Publication Date Title
US5067117A (en) Output stabilizing apparatus for an optical head
JPS6357955B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US7023787B2 (en) Optical pickup device
JPH08102080A (ja) 光ヘッド装置
JP2912560B2 (ja) 光ピックアップ
JP2998162B2 (ja) 光ピックアップ装置
JP2609221B2 (ja) 半導体レーザ装置
JP2000331365A (ja) 光ピックアップ
JP2574230B2 (ja) 変位検出装置
JP2572868B2 (ja) 半導体レーザ
JPS61122945A (ja) 光学式情報読取装置
JP2001344804A (ja) 光ピックアップ
JPH0710508Y2 (ja) 半導体レーザ装置
JPH09115161A (ja) 光学ヘッド装置
JP2002319699A (ja) 光学装置
JP3157898B2 (ja) 光半導体装置
JP3122346B2 (ja) 光ピックアップ装置
JPH0827968B2 (ja) ビーム整形装置と光学ヘッド装置
JP2003132581A (ja) 光ピックアップおよび光ディスク装置
JPH05334711A (ja) 半導体レーザダイオード及び光ヘッド
JP2001209968A (ja) 光記録媒体読み／書き用装置
JPH05174414A (ja) 光ピックアップ装置
JPS63229638A (ja) 光記録情報読出し装置
JPH0459799B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP2571037B2 (ja) 光学ヘッド