| 摘要 |
<p>A light source device in which a light guide member is held surely even when the light guide member is displaced. The light source device comprises a plurality of light sources (2) arranged on the same virtual circle (C), a turntable (3) turnable about the axis (O) of the virtual circle (C), a drive device (4) for rotary-driving the turntable (3), a light guide member (5) for guiding light emitted from the light source (2), and a securing member (6) for securing the light guide member (5) to the turntable (3) under such a state as the exit end (5a) is located in the center of the virtual circle (C) and the incident end (5b) is directing radial outside of the virtual circle (C). As the securing member (6), a supporting portion (11) for receiving the light guide member (5) from the incident end (5b) side and regulating movement of the light guide member (5) to the incident end (5b) side is provided.</p> |
