| 摘要 |
PURPOSE: Beads having a reflecting layer with an outline board are provided to change a diffusion rate of light and a bent rate of light, according to an angle of a reflecting layer. CONSTITUTION: Beads having a reflecting layer with an outline board comprise a semispherical beads layer(10); and a reflecting layer(20) which is located in the lower part of the beads layer and has an edge plate along the circumference thereof. The lower parts of the beads layer are inserted into an inner groove which is formed by the outline board. The reflecting layer is formed of a thin aluminum panel and has the outline board which is protruded and has a specific height along the outline of the bottom plate. |
