FR1485625A - New monochromatic light source of constant intensity - Google Patents

New monochromatic light source of constant intensity

Info

Publication number
FR1485625A
FR1485625A FR57622A FR57622A FR1485625A FR 1485625 A FR1485625 A FR 1485625A FR 57622 A FR57622 A FR 57622A FR 57622 A FR57622 A FR 57622A FR 1485625 A FR1485625 A FR 1485625A
Authority
FR
France
Prior art keywords
light source
monochromatic light
constant intensity
new monochromatic
new
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
FR57622A
Other languages
French (fr)
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Priority to FR57622A priority Critical patent/FR1485625A/en
Priority to US629512A priority patent/US3497767A/en
Priority to GB06894/67A priority patent/GB1154274A/en
Priority to NL6705128A priority patent/NL6705128A/xx
Application granted granted Critical
Publication of FR1485625A publication Critical patent/FR1485625A/en
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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/048—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using an excitation coil

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electromagnetism (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Networks Using Active Elements (AREA)
FR57622A 1966-04-14 1966-04-14 New monochromatic light source of constant intensity Expired FR1485625A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR57622A FR1485625A (en) 1966-04-14 1966-04-14 New monochromatic light source of constant intensity
US629512A US3497767A (en) 1966-04-14 1967-04-10 Constant intensity monochromatic light source
GB06894/67A GB1154274A (en) 1966-04-14 1967-04-12 Constant Intensity Monochromatic Light Source
NL6705128A NL6705128A (en) 1966-04-14 1967-04-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR57622A FR1485625A (en) 1966-04-14 1966-04-14 New monochromatic light source of constant intensity

Publications (1)

Publication Number Publication Date
FR1485625A true FR1485625A (en) 1967-06-23

Family

ID=8606258

Family Applications (1)

Application Number Title Priority Date Filing Date
FR57622A Expired FR1485625A (en) 1966-04-14 1966-04-14 New monochromatic light source of constant intensity

Country Status (4)

Country Link
US (1) US3497767A (en)
FR (1) FR1485625A (en)
GB (1) GB1154274A (en)
NL (1) NL6705128A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3617110A1 (en) * 1986-05-21 1987-11-26 Leybold Heraeus Gmbh & Co Kg Lamp for producing resonant gas radiation
DE4120730A1 (en) * 1991-06-24 1993-01-14 Heraeus Instr Gmbh ELECTRODELESS LOW PRESSURE DISCHARGE LAMP

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053814A (en) * 1976-07-14 1977-10-11 Gte Laboratories Incorporated Continuous automatic starting assist uv circuit for microwave powered electrodeless lamps
US5300860A (en) * 1992-10-16 1994-04-05 Gte Products Corporation Capacitively coupled RF fluorescent lamp with RF magnetic enhancement
GB0413925D0 (en) * 2004-06-22 2004-07-21 Considine William H Improvements to spectrophotometer light sources

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB400275A (en) * 1932-04-23 1933-10-23 Marconi Wireless Telegraph Co Improvements in or relating to photophones
SE322839B (en) * 1961-05-29 1970-04-20 Philips Nv
FR1337423A (en) * 1962-07-31 1963-09-13 Csf Improvements to monochromatic light sources of constant intensity
US3302095A (en) * 1963-08-16 1967-01-31 Laurence W Bell Direct current to alternating current converter
US3311775A (en) * 1963-08-27 1967-03-28 Gtc Kk Gaseous discharge lamp with stabilizing arrangement
US3287601A (en) * 1963-12-18 1966-11-22 Sylvania Electric Prod Two-lamp mercury ballast
US3368107A (en) * 1965-05-17 1968-02-06 Microdot Inc Oscillator circuit
US3389298A (en) * 1965-07-16 1968-06-18 Microdot Inc Single-transistor flasher circuit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3617110A1 (en) * 1986-05-21 1987-11-26 Leybold Heraeus Gmbh & Co Kg Lamp for producing resonant gas radiation
DE4120730A1 (en) * 1991-06-24 1993-01-14 Heraeus Instr Gmbh ELECTRODELESS LOW PRESSURE DISCHARGE LAMP
US5327049A (en) * 1991-06-24 1994-07-05 Heraeus Instruments Gmbh Electrodeless low-pressure discharge lamp with plasma channel

Also Published As

Publication number Publication date
GB1154274A (en) 1969-06-04
NL6705128A (en) 1967-10-16
US3497767A (en) 1970-02-24

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