Signify Holding B.v.

Mark Sipkes

Martinus Hermanus Wilhelmus Maria Van Delden

Min Chen

Dirk Gehrels

Qun Luo

YueJun Sun

Ximei Lian

Xing Peng Yang

A lighting device including a glass tube; a solid state lighting assembly in said glass tube, said assembly having an electrically insulating optical film having at least one arcuate portion lining a part of the inner surface of the glass tube, wherein the glass tube further has a further part defining a light exit portion; and a plurality of solid state lighting elements on a carrier, said carrier contacting said optical film; a thermally conductive member in between at least a part of the solid state lighting assembly and the glass tube for thermally coupling the solid state lighting elements to the glass tube; and a transparent or translucent electrically insulating cover contacting the electrically insulating optical film and covering the solid state lighting elements. A luminaire including such a lighting device and a lighting device assembly method are also disclosed.

Lighting device, luminaire and lighting device assembly method

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Eindhoven, Netherlands

Mark Sipkes