Omnidirectional lighting device with light transmitting cover composed of a polyolefin blend and having a clarifying agent within the polyolefin blend

摘要

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.