| 摘要 |
This invention relates to a linear lighting device (1) comprising a light propagation and/or emission conduct (2) including one or more longitudinal light transmissive portions and one or more non-light transmissive portions, characterized in that said light transmissive portions are provided with one or more screens (3; 3') or with a tubular light transmissive structure, said screens being made of a co-extruded plastic material comprised of a first inner layer of transparent plastic material and of a second outer layer of a plastic material, suitably treated in order to make it opalescent, a prismatic scoring being provided in the inner surface of said transparent layer. |
