| 摘要 |
PROBLEM TO BE SOLVED: To provide an endoscope which enables simply preventing of cloud and elimination any accidental increase in an inserting part of the endoscope even in the existing endoscope. SOLUTION: In an endoscope 1 wherein an observation optical system 3 having a cover glass 5 and an illumination optical system 4 are arranged at the tip of an inserting part, a sticker member 7 is arranged to be applied at the tip of the inserting part to cover the glass 5 and a part of an outgoing end of the illumination optical system 4 and the part thereof covering the part of the outgoing end of the illumination optical system 4 at the sticker member 7 generates heat by emission light from the illumination optical system 4. |
