Omnidirectional lighting device

Details Omnidirectional lighting device Omnidirectional lighting device

F - Mech Eng,Light,Heat,Weapons

21

V

F21V 8/00 (2006.01) G02B 1/04 (2006.01) G09F 13/04 (2006.01) H01L 33/00 (2006.01)

Patent

CA 2322819

A light modifying material composed of ethylene/butene-1 copolymer or propylene homopolymer or a combination of the two, and lighting devices using the material in a light transmitting cover (20). It is preferred that the light source (10) for the devices is a semiconductor or light emitting diode (LED), to produce an energy efficient light source.

L'invention concerne une matière modifiant la lumière, se composant de copolymère d'éthylène-butène-1 ou d'homopolymère propylénique ou d'une combinaison des deux, ainsi que des dispositifs d'éclairage dans lesquels ladite matière est utilisée dans une enveloppe (20) transmettant la lumière. Il est préférable que la source de lumière (10) des dispositifs, soit une diode électroluminescente (DEL) ou à semi-conducteur, de sorte qu'une source lumineuse à haut rendement soit produite.

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