JPS5778191A - Adjusting method and device for quantity of light in array type light source - Google Patents

Adjusting method and device for quantity of light in array type light source

Info

Publication number
JPS5778191A
JPS5778191A JP55154936A JP15493680A JPS5778191A JP S5778191 A JPS5778191 A JP S5778191A JP 55154936 A JP55154936 A JP 55154936A JP 15493680 A JP15493680 A JP 15493680A JP S5778191 A JPS5778191 A JP S5778191A
Authority
JP
Japan
Prior art keywords
light
light source
detector
peak
peak values
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.)
Pending
Application number
JP55154936A
Other languages
English (en)
Japanese (ja)
Inventor
Takashi Kitamura
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP55154936A priority Critical patent/JPS5778191A/ja
Priority to DE19813143571 priority patent/DE3143571A1/de
Publication of JPS5778191A publication Critical patent/JPS5778191A/ja
Pending 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
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/06832—Stabilising during amplitude modulation
    • 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
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Head (AREA)
JP55154936A 1980-11-04 1980-11-04 Adjusting method and device for quantity of light in array type light source Pending JPS5778191A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP55154936A JPS5778191A (en) 1980-11-04 1980-11-04 Adjusting method and device for quantity of light in array type light source
DE19813143571 DE3143571A1 (de) 1980-11-04 1981-11-03 "verfahren und vorrichtung zur regelung der lichtmenge einer reihenanordnungs-lichtquelle"

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55154936A JPS5778191A (en) 1980-11-04 1980-11-04 Adjusting method and device for quantity of light in array type light source

Publications (1)

Publication Number Publication Date
JPS5778191A true JPS5778191A (en) 1982-05-15

Family

ID=15595169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55154936A Pending JPS5778191A (en) 1980-11-04 1980-11-04 Adjusting method and device for quantity of light in array type light source

Country Status (2)

Country Link
JP (1) JPS5778191A (enrdf_load_stackoverflow)
DE (1) DE3143571A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5963036A (ja) * 1982-09-30 1984-04-10 Matsushita Electric Ind Co Ltd 光学式情報記録再生装置

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59223062A (ja) * 1983-06-01 1984-12-14 Canon Inc 画像読取装置
DE3583969D1 (de) * 1984-06-13 1991-10-10 Fuji Photo Film Co Ltd Abtastvorrichtung mit halbleiterlaser.
JPS63198387A (ja) * 1987-02-13 1988-08-17 Hitachi Ltd 半導体レ−ザアレイ装置
DE3738014A1 (de) * 1987-11-09 1989-05-18 Winrich Dipl Ing Gall Verfahren zur erzeugung farbiger bilder auf einer traegerflaeche
JPH06112563A (ja) * 1992-09-29 1994-04-22 Fujitsu Ltd 半導体レーザ駆動回路
DE19815567C2 (de) * 1997-11-26 2000-02-10 Hertz Inst Heinrich Monolithisch integriertes Halbleiter-Laserarray

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878556A (en) * 1973-10-03 1975-04-15 Rca Corp Modularized laser diode assembly
DE2357721C3 (de) * 1973-11-19 1979-02-22 Hoechst Ag, 6000 Frankfurt Anordnung für Beleuchtung und Abtastung in Projektionskopiereinrichtungen, insbesondere für elektrofotografische Kopiergeräte
DE2737345C2 (de) * 1976-08-20 1991-07-25 Canon K.K., Tokio/Tokyo Halbleiterlaser-Vorrichtung mit einem Peltier-Element
JPS5455821U (enrdf_load_stackoverflow) * 1977-09-27 1979-04-18
US4443695A (en) * 1980-01-25 1984-04-17 Canon Kabushiki Kaisha Apparatus for controlling the quantity of light

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5963036A (ja) * 1982-09-30 1984-04-10 Matsushita Electric Ind Co Ltd 光学式情報記録再生装置

Also Published As

Publication number Publication date
DE3143571A1 (de) 1982-07-29
DE3143571C2 (enrdf_load_stackoverflow) 1991-02-28

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