发明名称 Automotive lamp
摘要 A vehicle lamp includes a lamp chamber containing at least one light source in an interior thereof and having a light-emitting opening, a lamp cover is attached to the light-emitting opening, and a polarizing film is applied to an inner surface of said cover body. The lamp cover includes a transparent cover body having a configuration and size capable of covering at least a light emission surface of the lamp. The polarizing film has fine textured structures on a surface thereof for changing color of the exterior of the lamp when the lamp is in a lit condition compared to an unlit condition.
申请公布号 US7137718(B2) 申请公布日期 2006.11.21
申请号 US20040492661 申请日期 2004.04.15
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 EGASHIRA KEN
分类号 F21V9/14;B60Q1/26;F21S8/10;F21V5/00 主分类号 F21V9/14
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