| 摘要 |
PROBLEM TO BE SOLVED: To efficiently transmit a force of a piezoelectric element to an optical fiber without attenuation, and to intensify oscillation of the optical fiber.SOLUTION: An optical fiber scanner 10 is provided that has: an optical fiber 11 having a slender cylindrical shape capable of guiding illumination light emitted from a light source and emitting the illumination light from a tip end, and capable of oscillating the tip end in a direction crossing a longitudinal direction; and at least one or more piezoelectric elements 15 having a plate shape polarized in a thickness direction, and individually adhered on an outer peripheral face on a base end side of the optical fiber 11 than the tip end thereof. |
