| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a light source device for endoscope which is compatible with a general-purpose scope and is capable of adjusting the illumination range (light distribution).SOLUTION: A light source device for endoscope comprises: a lamp for emitting illumination light; a luminous flux diameter adjustment part for adjusting the luminous flux diameter of the illumination light emitted from the lamp; a holding part for holding a light guide of an endoscope; and a condenser lens which condenses the illumination light of which luminous flux diameter is adjusted by the luminous flux diameter adjustment part, and lets the condensed illumination light enter the incident end of the light guide held by the holding part.</p> |
