| 摘要 |
<p>A cover for a light source and a portable apparatus having the cover are provided to cover an external appearance of a light source body when the light source is not used, as uniformly diffusing light emitted from the light source through a simple configuration, thereby maintaining beauty of the external appearance. A cover(12) for a light source is configured as an optical material. A knurling process(21) consisting of a straight groove on a surface(12a) is executed, and a spin process(22) consisting of a waveform groove is executed on a back side(12b). The knurling process consisting of the straight groove is conducted on the surface and the back side, or the knurling process or the spin process is carried out on the back side only.</p> |
