Victor Company of Japan, Limited

Atsushi Koide

Tatsuru Kobayashi

Noboru Fujino

Mitsuharu Fukuda

A light source apparatus according to one embodiment of the present invention is comprised of a light emitting tube having a first electrode in one end and a second electrode in the other end thereof, the tube having both ends closed, a concave-shaped reflector having a hole in its deepest portion, the hole being provided for holding the light emitting tube, a transparent glass plate covering an opening of the reflector, a lead wire whose ends connects to the second electrode and extends out through a hole formed on a side surface of the reflector, respectively, a cooling fan blowing cooling air toward the reflector, and an air guiding member that separates the cooling air from the fan into a first cooling air cooling an outer surface of the reflector and a second cooling air cooling the other end of the lead wire extending out from the reflector.

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Yokohama, Japan

Atsushi Koide