| 摘要 |
PROBLEM TO BE SOLVED: To provide a light guide film capable of introducing sunlight or the like to simply guide it to a plurality of arbitrary places. SOLUTION: This light guide film 10 is formed of a transparent film 1. The transparent film 1 is so branched as to form three or more ends 2<SB>1</SB>, 2<SB>2</SB>and 2<SB>3</SB>Light introduced from the vicinity of at least one end 2<SB>1</SB>out of them is guided to the other plurality of ends 2<SB>2</SB>and 2<SB>3</SB>and emitted from the vicinities of the ends 2<SB>2</SB>and 2<SB>3</SB>. COPYRIGHT: (C)2004,JPO |
