| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an endoscope that enables observation by an observation image with less image deterioration and has an inexpensive configuration. <P>SOLUTION: A first endoscope 1 includes an objective section 5 having mirror portions 32a and 32b provided with an illuminating light reflecting face 41 and an optical image reflecting face 40: an illuminating optical system leading-end fixing portion 33 with an illuminating hole 43 where an illuminating fiber 8 the leading end face of which faces the illuminating light reflecting face 41 is disposed; and an observation optical system leading-end fixing portion 34 with a protective member hole 53 where an objective lens portion 45 the leading end face of which faces the optical image reflecting face 40 and an observation fiber 9 are disposed. The first endoscope 1 also includes an optical system connection frame 7 having: an illuminating optical system connecting portion 8b in which the basal end of the illuminating fiber 8 is disposed and to which the leading end of a light guide cable 4 opposite the basal end face of the illuminating fiber 8 is connected; and an observation optical system connecting portion 100 in which the basal end of the observation fiber 9 is disposed and to which the observing portion of an insertion portion 10 facing the basal end face of the observation fiber 9 is connected with a connection lens 101 between them. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
