Optical scanner type endoscope 1 is equipped with: optical fiber 21,22, each to have proximally and distally with which guiding illumination light to object Light fibre bundle 31, these return lights of guidance from object A kind of fusion part 23 is spliced to together in multiple optical fiber 21,22, passes through melting Bending section 24 is formed in distal end side relative to fusion part 23 With a light obstructing member 25, which is between bending part 24 and fiber optics beam 31.