| 摘要 |
PROBLEM TO BE SOLVED: To provide an electronic endoscope of a new structure accurately acquiring detailed video information in a wide range. SOLUTION: The electronic endoscope includes: a cylindrical transparent body 3 wherein at least the observation window of a cylindrical part is transparent; a body part 2 which is provided with a cylindrical part connected to the cylindrical part 3c of the cylindrical transparent body 3; a rotating body 4 which is rotated around the center axis of the transparent body 3 inside the transparent body 3 and the body part 2, and moved in the center axis direction; an objective mirror 16 which is provided on the rotating body 4 and reflects light made incident through an imaging hole 4f provided with an opening end on a position facing the cylindrical part of the transparent body 3 in the direction of the body part 2; an objective lens 17 which is installed at the opening end and makes the incident light advance to the objective mirror 16 as a parallel luminous flux; an imaging element 27 which is fixed and installed to the body part 2, receives light reflected by the objective mirror 16 and converts it to electric signals; and a driving means 28 which is provided inside the body part 2, rotationally drives the rotating body 4 and also drives it in the center axis direction. COPYRIGHT: (C)2010,JPO&INPIT
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