ENDOSCOPE

摘要

An endoscope includes: an insertion portion to be inserted into a subject; an operation section provided at a proximal end of the insertion portion; a first light source section provided inside the operation section, the first light source section generating first light as broadband light having a broadband wavelength characteristic; a light guiding section that guides the first light emitted from the first light source section; a second light source section provided in a vicinity of a distal end portion of the insertion portion, the second light source section generating second light as narrow band light having a narrow band wavelength characteristic; and a prism provided at the distal end portion of the insertion portion, the prism including a first entrance face and a second entrance face from which the first light and the second light enter, respectively and an emission face that emits lights entering from the first and second entrance faces in a predetermined direction.