| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an exterior trim in which quality of black color is easily maintained or improved even outdoors. Ž<P>SOLUTION: An exterior trim 30 of a portable device comprises: a black substrate 31 with at least a black surface; and a translucent layer 32 which is light transmissive as well as covers at least an outer surface of the black substrate 31. The translucent layer 32 contains a photochromic dye. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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