| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lighting device and an illumination system capable of controlling irradiation light excellently by installing an irradiation light control means, by paying attention to the relation with the focus of a zoom lens means. <P>SOLUTION: The lighting device 1 is provided with a light source means 7 that irradiates light on an irradiating object, a zoom lens means 8 through which the light irradiated from the light source means 7 passes, and a light control means 10a as an irradiation light control means 10, which is interposed in between the light source means 7 and the zoom lens 8 and is arranged at a position that will not coincide with the focus 15 of the zoom lens means 8. <P>COPYRIGHT: (C)2008,JPO&INPIT |
