JPS4879685A - - Google Patents

Info

Publication number
JPS4879685A
JPS4879685A JP47010114A JP1011472A JPS4879685A JP S4879685 A JPS4879685 A JP S4879685A JP 47010114 A JP47010114 A JP 47010114A JP 1011472 A JP1011472 A JP 1011472A JP S4879685 A JPS4879685 A JP S4879685A
Authority
JP
Japan
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.)
Granted
Application number
JP47010114A
Other languages
Japanese (ja)
Other versions
JPS5147353B2 (en]
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 JP47010114A priority Critical patent/JPS5147353B2/ja
Priority to US394654A priority patent/US3895255A/en
Publication of JPS4879685A publication Critical patent/JPS4879685A/ja
Publication of JPS5147353B2 publication Critical patent/JPS5147353B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/09—Circuit arrangements or apparatus for operating incandescent light sources in which the lamp is fed by pulses
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/62—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using bucking or boosting DC sources

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
JP47010114A 1972-01-27 1972-01-27 Expired JPS5147353B2 (en])

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP47010114A JPS5147353B2 (en]) 1972-01-27 1972-01-27
US394654A US3895255A (en) 1972-01-27 1973-09-06 Light source device for photoelectric equipments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47010114A JPS5147353B2 (en]) 1972-01-27 1972-01-27

Publications (2)

Publication Number Publication Date
JPS4879685A true JPS4879685A (en]) 1973-10-25
JPS5147353B2 JPS5147353B2 (en]) 1976-12-14

Family

ID=11741269

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47010114A Expired JPS5147353B2 (en]) 1972-01-27 1972-01-27

Country Status (2)

Country Link
US (1) US3895255A (en])
JP (1) JPS5147353B2 (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51114978A (en) * 1975-04-01 1976-10-09 Sanyo Electric Co Ltd Light source of pulse light emission

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5378160U (en]) * 1976-11-30 1978-06-29
US5962845A (en) * 1997-08-19 1999-10-05 Clarostat Sensors And Controls, Inc. Drive circuit for photoelectric sensor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3396326A (en) * 1965-10-22 1968-08-06 Contemporary Electronic Produc Voltage regulating circuit supplying current pulses of uniform amplitude and length

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51114978A (en) * 1975-04-01 1976-10-09 Sanyo Electric Co Ltd Light source of pulse light emission

Also Published As

Publication number Publication date
JPS5147353B2 (en]) 1976-12-14
US3895255A (en) 1975-07-15

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