Patent ID: 7969094

Claim:
A light source apparatus, comprising: a discharge lamp in which a pair of electrodes are provided in a light emitting section thereof, and sealing portions are provided at both ends thereof; a reflection mirror provided so as to be surround the discharge lamp; a base which is fixed to a neck portion of the reflection mirror; an auxiliary start-up light source provided in the base; wherein one of the sealing portions of the discharge lamp is inserted in a through hole formed in the neck portion of the reflection mirror and fixed to the base, wherein a first power supply terminal and a second power supply terminal are provided so as to be apart from each other, wherein a first external electrode and a second external electrode of the auxiliary start-up light source are formed on an outer face of a discharge container thereof so as to be apart from each other, wherein a first lamp power feeder connected to a first external lead extending from the one of the sealing portions of the discharge lamp and a first auxiliary light source power feeder connected to the first external electrode of the auxiliary start-up light source are connected to the first power supply terminal, wherein a second lamp power feeder connected to a second external lead extending from the other sealing portion of the discharge lamp and a second auxiliary light source power feeder connected to a second external electrode of the auxiliary start-up light source are connected to the second power supply terminal.