BE378593A - - Google Patents

Info

Publication number
BE378593A
BE378593A BE378593DA BE378593A BE 378593 A BE378593 A BE 378593A BE 378593D A BE378593D A BE 378593DA BE 378593 A BE378593 A BE 378593A
Authority
BE
Belgium
Prior art keywords
tube
envelope
plaster
electrode
zone
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE378593A publication Critical patent/BE378593A/fr

Links

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
BE378593D BE378593A (cs)

Publications (1)

Publication Number Publication Date
BE378593A true BE378593A (cs)

Family

ID=48645

Family Applications (1)

Application Number Title Priority Date Filing Date
BE378593D BE378593A (cs)

Country Status (1)

Country Link
BE (1) BE378593A (cs)

Similar Documents

Publication Publication Date Title
CH171519A (fr) Procédé d'obtention de radiations ultraviolettes et de radiations lumineuses de composition choisie, et dispositif pour sa mise en oeuvre.
FR2479562A1 (fr) Lampe a decharge dans la vapeur de mercure a basse pression
FR2613129A1 (fr) Lampe a decharge dans un gaz
BE378593A (cs)
JP3574389B2 (ja) キセノンランプ用着色フィルター及びその製造方法
US6836065B2 (en) Fluorescent lamp with uncoated region of fluorescent materil
JP6544662B2 (ja) 照明光源付き置物およびその製造方法
JP3156262B2 (ja) 低圧放電灯
JPS63146343A (ja) 放電灯
FR2495833A1 (fr) Dispositif passif interne d'amorcage pour lampes a decharge de forme non rectiligne
US10510526B2 (en) Nano-gas light sources based on graphene for displays
FR2493042A1 (fr) Lampe a decharge dans la vapeur de mercure a basse pression a trajet de decharge pliee
US5132589A (en) Dual action light bulb
TWI248105B (en) Manufacturing method of high intensity discharge lamp
JP2001102004A (ja) 希ガス放電ランプおよび照明装置
GB2014358A (en) Discharge lamp
US2098519A (en) Display device
CH642483A5 (fr) Dispositif d'eclairage.
US2645868A (en) Sign
TWI285909B (en) Cold cathode discharge lamp
TWI414208B (zh) Mercury - free fluorescent tubes and their driving methods
JPH04118830A (ja) 低圧放電灯
JPH11162404A (ja) 蛍光ランプ及び蛍光ランプの製造方法
CN101452809A (zh) 双重管型惰性气体荧光灯
JP3032798B2 (ja) 希ガス放電灯及びその製造方法