PROBLEM TO BE SOLVED: To provide an endoscope allowing efficient removal of adhering matters on the tip face.SOLUTION: An endoscope 1 includes: an insertion part having an observation window at a tip part a grip part a universal cord and a connector 40. A washing water pipe 31 carrying washing water 52 washing the tip face of the insertion part is inserted through inside the insertion part, the grip part and the universal cord the washing water pipe 31, a first water pipe 41A through which alkaline ionized water having pH of 9-11 is carried, and a second water pipe 41B through which purified water having pH of 5-7 is carried are connected a washing water changeover part 47 carrying at least one of the alkaline ionized water and the purified water into the washing water pipe 31 as the washing water 52 is disposed in the connector 40 and a setting part setting an operation condition of the washing water changeover part 47 is disposed in the grip part.COPYRIGHT: (C)2014,JPO&INPIT【課題】先端面の付着物を効率的に除去できる内視鏡を提供する。【解決手段】内視鏡1は、先端部に観察窓を有する挿入部と、把持部と、ユニバーサルコードと、コネクタ40と、を具備し、挿入部の先端面を洗浄する洗浄水52を送水する洗浄水送水管31が挿入部、把持部及びユニバーサルコードの内部を挿通しており、洗浄水送水管31と、pHが9~11のアルカリイオン水が送水される第1の送水管41Aと、pHが5~7の精製水が送水される第2の送水管41Bと、接続されており、アルカリイオン水又は精製水の少なくともいずれかを洗浄水52として洗浄水送水管31に送水する洗浄水切替部47がコネクタ40に配設されているとともに、洗浄水切替部47の動作条件を設定する設定部が把持部に配設されている。【選択図】図3
