| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a stroboscopic device which controls deformation and melting of a Fresnel panel and also prevents entry of dirt, rainwater and the like from an air inlet-outlet port. <P>SOLUTION: A stroboscopic device substantially blocks a space between a flash discharge tube 1 and a Fresnel panel 3 in a housing 4 and is provided with a shield wall 8 at least a part of which transmits the light from the flash discharge tube 1. A plurality of vent holes 9 which communicate between a space in the side of the Fresnel panel 3 in the housing 4 and a space in the outside of the housing 4 are provided on the wall of the housing 4. <P>COPYRIGHT: (C)2012,JPO&INPIT |
