| 摘要 |
An endoscope 1 is provided with: an operation part 3; an insertion part 2 that extends from the operation part 3 and that comprises a tip section 5 and a curved section 6; a first sealed space S1 that is provided to the tip section 5 and that is sealed with respect to the space within the curved section 6; a second sealed space S2 that is provided to the tip section 5, that is sealed with respect to the space within the curved section 6, and that has arranged therein an observation optical system 9 and a lighting optical system 8; a connection path 60 that is provided to the tip section 5 and that connects the first sealed space S1 and the second sealed space S2; and a thin and long tube member 10 comprising one end section that is connected to the first sealed space S1, another end section that is provided within the operation part 3, and a lengthwise through hole. |
