| 摘要 |
PROBLEM TO BE SOLVED: To provide a light source device that has improved a heat dissipation property while using a plurality of lasers as light sources, and an image projecting device.SOLUTION: An image projecting device 10 has a light source device comprising: a light source part that has light sources 11that are formed of lasers and coupling lenses 12that are arranged corresponding to the light sources 11arranged circumferentially in a plurality of groups; and a reflection part that is arranged in the circumference and has a plurality of reflection surfaces on which light beams emitted from the light sources 11and transmitted through the coupling lenses 12are made incident arranged in a cone shape.SELECTED DRAWING: Figure 1 |
