| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve such a problem that a conventional planetarium for a domestic use has a restriction for an installation place due to a structure of a room and displaying becomes flat. <P>SOLUTION: A light incident part 6 is composed by bundling and arranging uniformly one end of a plurality of optical fibers 5, and a light source 7 that can make light incident into each of the optical fibers 5 is fixed on the incident part 6, and each of the optical fibers 5 extending from the incident part 6 is fixed along a surface of a curtain 2 composing a canopy 4 and, moreover, light emitting ends 8 of these optical fibers 5 are arranged in dispersion so that light may be emitted at various places on the surface of the curtain. <P>COPYRIGHT: (C)2013,JPO&INPIT |
