JPH0216545B2 - - Google Patents

Info

Publication number
JPH0216545B2
JPH0216545B2 JP7069281A JP7069281A JPH0216545B2 JP H0216545 B2 JPH0216545 B2 JP H0216545B2 JP 7069281 A JP7069281 A JP 7069281A JP 7069281 A JP7069281 A JP 7069281A JP H0216545 B2 JPH0216545 B2 JP H0216545B2
Authority
JP
Japan
Prior art keywords
phosphor
bulb
phosphor layer
fluorescent lamp
average particle
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
JP7069281A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57187855A (en
Inventor
Hiroyuki Ebara
Teizo Hanada
Kenji Oda
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 Electric Equipment Corp
Original Assignee
Toshiba Electric Equipment Corp
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 Toshiba Electric Equipment Corp filed Critical Toshiba Electric Equipment Corp
Priority to JP7069281A priority Critical patent/JPS57187855A/ja
Publication of JPS57187855A publication Critical patent/JPS57187855A/ja
Publication of JPH0216545B2 publication Critical patent/JPH0216545B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

  • Vessels And Coating Films For Discharge Lamps (AREA)
JP7069281A 1981-05-13 1981-05-13 Bent tube type fluorescent lamp Granted JPS57187855A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7069281A JPS57187855A (en) 1981-05-13 1981-05-13 Bent tube type fluorescent lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7069281A JPS57187855A (en) 1981-05-13 1981-05-13 Bent tube type fluorescent lamp

Publications (2)

Publication Number Publication Date
JPS57187855A JPS57187855A (en) 1982-11-18
JPH0216545B2 true JPH0216545B2 (enrdf_load_stackoverflow) 1990-04-17

Family

ID=13438939

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7069281A Granted JPS57187855A (en) 1981-05-13 1981-05-13 Bent tube type fluorescent lamp

Country Status (1)

Country Link
JP (1) JPS57187855A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5272406A (en) * 1991-05-13 1993-12-21 Gte Products Corporation Miniature low-wattage neon light source
US5134336A (en) * 1991-05-13 1992-07-28 Gte Products Corporation Fluorescent lamp having double-bore inner capillary tube
US5153479A (en) * 1991-05-13 1992-10-06 Gte Products Corporation Miniature low-wattage neon light source

Also Published As

Publication number Publication date
JPS57187855A (en) 1982-11-18

Similar Documents

Publication Publication Date Title
US4079288A (en) Alumina coatings for mercury vapor lamps
US4691140A (en) Fluorescent lamp
US4079287A (en) Fluorescent lamp construction utilizing a mixture of two phosphor materials
JP4500162B2 (ja) 紫外線反射層を具える蛍光ランプ
US20130113362A1 (en) Auxiliary amalgam for a low pressure discharge lamp
US20070132360A1 (en) Low-pressure vapor discharge lamp with a mercury-free gas filling
JPS5842590B2 (ja) けい光ランプ
JP2002025502A (ja) 外側バルブを含む低圧水銀ガス放電灯
JPH0126038Y2 (enrdf_load_stackoverflow)
EP0067030B1 (en) A fluorescent lamp
JPH0216545B2 (enrdf_load_stackoverflow)
US4258285A (en) Two-component phosphor in a cool white lamp
EP0030956A4 (en) DAY FLUORESCENT LAMPS USING A MIXTURE.
US4255687A (en) Low pressure mercury vapor discharge lamp
JPH11172244A (ja) 蛍光体、その製造方法および蛍光ランプ
JPS6011069B2 (ja) 良好な効率及び演色性を有する温白色螢光ランプ
JPH0536377A (ja) 管 球
US7362049B2 (en) Blue-enriched incandescent lamp
JPH0371735B2 (enrdf_load_stackoverflow)
JP3156278B2 (ja) けい光体の結着剤およびこれを用いたけい光ランプ
JP3006181B2 (ja) けい光体およびこれを用いたけい光ランプ
JPS6346955B2 (enrdf_load_stackoverflow)
JPS5875758A (ja) 放電ランプ
US20060186785A1 (en) Method of improving low temperature lumen maintenance of an electrodeless lamp and electrodeless lamp with improved low temperature lumen maintenance
JPS5868861A (ja) 曲管形「けい」光ランプ