An endoscope includes: an endoscope distal end rigid member an objective optical system fixing frame a moving frame a wire unit including a rigid shaft portion a wire unit connecting projection portion configured such that a flange having a diameter larger than the rigid shaft portion is screwed to a distal end face side a first wire unit insertion hole through which a flange of the rigid shaft portion can pass in a state that screwing to the wire unit connecting projection portion is canceled a lid member a second wire unit insertion hole configured to be coaxial with a center axis of the first wire unit insertion hole, and through which the flange of the rigid shaft portion can pass and a sealing member.