| 摘要 |
<P>PROBLEM TO BE SOLVED: To enable to generate condensed light and diffused light with the same lamp tool. <P>SOLUTION: The lamp tool is provided with a light source 10, a projection lens 40 arranged in front of the lamp tool of the light source, a diffusion lens 50 arranged in front of the projection lens, and a driving device 60 driving the diffusion lens. The driving lens 60 has the diffusion lens 50 make a rotation movement so as to form a rotation center at the rear of the projection lens 40, and makes the diffusion lens 50 free to move between the front position of the projection lens 40 and an upper position of the projection lens 40. <P>COPYRIGHT: (C)2008,JPO&INPIT |
