| 摘要 |
This optical scan device is provided with an optical fiber (11), a holding unit (29) which holds the exit end (11a) of the optical fiber (11) so as to allow this to vibrate, and drive units (28a-28d) for vibrating the exit end (11a), wherein the holding unit (29) has different holding structures in the direction of vibration by the driving units (28a-28d) and in a direction perpendicular to said vibration direction, and also in another direction. |
