| 摘要 |
PROBLEM TO BE SOLVED: To provide a light source device structure that can prevent uncomfortable dissonance caused by vibrations of a feeding line when lighting up a lamp, in the light source device made of a short arc type discharge lamp lighted up with AC power supply and a concave surface reflecting mirror arranged to surround the discharge lamp, wherein an external lead of the discharge lamp projecting to a front opening side of the reflecting mirror is connected with the feeding line and the feeding line is introduced to the outside by penetrating a through-hole formed on the reflecting mirror.SOLUTION: The feeding line arranged in the reflecting mirror becomes a continuous wavy shape continuing by reversing a semicircular shape on the identical plane. |
