JPS6336932Y2 - - Google Patents

Info

Publication number
JPS6336932Y2
JPS6336932Y2 JP1981086169U JP8616981U JPS6336932Y2 JP S6336932 Y2 JPS6336932 Y2 JP S6336932Y2 JP 1981086169 U JP1981086169 U JP 1981086169U JP 8616981 U JP8616981 U JP 8616981U JP S6336932 Y2 JPS6336932 Y2 JP S6336932Y2
Authority
JP
Japan
Prior art keywords
phosphor
layer
lower layer
lamp
fluorescent lamp
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
JP1981086169U
Other languages
English (en)
Japanese (ja)
Other versions
JPS576155U (enExample
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
Publication of JPS576155U publication Critical patent/JPS576155U/ja
Application granted granted Critical
Publication of JPS6336932Y2 publication Critical patent/JPS6336932Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7766—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
    • C09K11/7774—Aluminates
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/62—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing gallium, indium or thallium
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/38—Devices for influencing the colour or wavelength of the light
    • H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
    • H01J61/48—Separate coatings of different luminous materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Luminescent Compositions (AREA)
JP1981086169U 1980-06-13 1981-06-11 Expired JPS6336932Y2 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/159,025 US4678966A (en) 1980-06-13 1980-06-13 Fluorescent lamp having two phosphor layers

Publications (2)

Publication Number Publication Date
JPS576155U JPS576155U (enExample) 1982-01-13
JPS6336932Y2 true JPS6336932Y2 (enExample) 1988-09-29

Family

ID=22570760

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981086169U Expired JPS6336932Y2 (enExample) 1980-06-13 1981-06-11

Country Status (5)

Country Link
US (1) US4678966A (enExample)
EP (1) EP0042126B1 (enExample)
JP (1) JPS6336932Y2 (enExample)
CA (1) CA1174265A (enExample)
DE (1) DE3174042D1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8421519U1 (de) * 1984-07-18 1984-10-25 Wolff, Friedrich, 7800 Freiburg Leuchtstofflampe fuer braeunungszwecke
JPH065747Y2 (ja) * 1988-03-02 1994-02-16 アース製薬株式会社 コードレス加熱蒸散器
GB8918114D0 (en) * 1989-08-08 1989-09-20 Emi Plc Thorn Light sources
US5731659A (en) * 1996-05-13 1998-03-24 General Electric Company Fluorescent lamp with phosphor coating of multiple layers
US8004170B2 (en) * 2008-08-28 2011-08-23 Schlitt Steven C Tanning lamp

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1246914B (de) * 1965-09-28 1967-08-10 Sylvania Electric Prod Leuchtstoff
US3602758A (en) * 1969-06-20 1971-08-31 Westinghouse Electric Corp Phosphor blend lamps which reduce the proportions of the costlier phosphors
US3602757A (en) * 1969-06-20 1971-08-31 Westinghouse Electric Corp Multiple-luminescent layer improved lumen maintenance combination
NL164697C (nl) * 1973-10-05 1981-01-15 Philips Nv Lagedrukkwikdampontladingslamp.
US4088923A (en) * 1974-03-15 1978-05-09 U.S. Philips Corporation Fluorescent lamp with superimposed luminescent layers
US4069441A (en) * 1974-05-06 1978-01-17 U.S. Philips Corporation Electric gas discharge lamp having two superposed luminescent layers
JPS51119388A (en) * 1975-03-19 1976-10-19 Gte Sylvania Inc Fluorescent substances
US4251750A (en) * 1979-03-28 1981-02-17 Gte Products Corporation Fluorescent lamp for use in liquid analysis

Also Published As

Publication number Publication date
EP0042126B1 (en) 1986-03-12
EP0042126A2 (en) 1981-12-23
CA1174265A (en) 1984-09-11
DE3174042D1 (en) 1986-04-17
JPS576155U (enExample) 1982-01-13
EP0042126A3 (en) 1982-09-15
US4678966A (en) 1987-07-07

Similar Documents

Publication Publication Date Title
US3825792A (en) Novel discharge lamp and coating
US3670194A (en) Color-corrected high-pressure mercury-vapor lamp
US3602758A (en) Phosphor blend lamps which reduce the proportions of the costlier phosphors
JP2002124211A5 (enExample)
US5041758A (en) Low-pressure mercury vapor discharge lamp
CA1157506A (en) Fluorescent lamp having double phosphor layer
US3707641A (en) Discharge device which utilizes a mixture of two fluorescent materials
JPH0218855A (ja) ハロゲン化金属高圧放電灯
US4500810A (en) Fluorescent lamp having integral light-filtering means and starting aid
JPS6336932Y2 (enExample)
US4431942A (en) Color-corrected hid mercury-vapor lamp having good color rendering and a desirable emission color
US4229673A (en) Mercury metal-halide lamp including neodymium iodide, cesium and sodium iodide
US6952081B1 (en) Fluorescent lamp having ultraviolet reflecting layer
US4524299A (en) Fluorescent sunlamp having controlled ultraviolet output
US4988914A (en) Red fluorescent lamp suitable for reprographic applications
US3832591A (en) High luminous efficacy white appearing lamp
CA1165801A (en) Metal halide incandescent lamp
EP0634780B1 (en) Metal halide discharge lamp, illumination optical apparatus, and image display system
EP1783818B1 (en) Fluorescent lamp with barrier layer containing pigment particles
EP0010991A2 (en) Light source for illuminating objects with enhanced perceived coloration
US3821577A (en) High pressure mercury chromium iodide discharge lamp with phosphor coating
JP2003272559A (ja) 蛍光ランプ
US4315193A (en) High-pressure mercury-vapor lamp which has both improved color rendition and light output
EP0042230B1 (en) High-intensity discharge lamps
JPH04229546A (ja) 低圧水銀ランプ