An electronic endoscope 1 according to the present invention includes an insertion portion 2 inserted through a subject, a distal end rigid portion 8 made of resin and having a distal end portion and a proximal end portion and provided at a distal end portion of the insertion portion 2 A bending tube 11 made of metal connected to the distal end rigid portion 8, objective optical systems 17a, 17b provided in the distal end rigid portion 8, an imaging unit 18 for imaging the image formed by the objective optical systems 17a, 17b A metallic illumination lens frame 23 that holds the illumination optical system 22 provided in the distal end rigid portion 8 and extends in the direction of the proximal end portion, and the electrical continuity of the bending tube 11 and the illumination lens frame 23 And a first conducting portion 25 for causing the first conducting portion 25 to conduct.本発明による電子内視鏡1は、被検体に挿通される挿入部2と、先端部と基端部とを有し、挿入部2の先端部に設けられた樹脂製の先端硬質部8と、先端硬質部8に連設する金属製の湾曲管11と、先端硬質部8に設けられた対物光学系17a,17bと、対物光学系17a,17bで形成された像を撮像する撮像ユニット18と、先端硬質部8に設けられた照明光学系22を保持し、基端部方向に延設された金属製の照明レンズ枠23と、湾曲管11と照明レンズ枠23とを電気的に導通させる第1の導通部25とを具備する。
