公开(公告)号：US10939811B2

公开(公告)日：2021-03-09

申请号：US15951238

申请日：2018-04-12

Applicant: OLYMPUS CORPORATION

Inventor： Yusuke Yabe ,  Satoshi Tanaka ,  Tomoya Takahashi ,  Masaaki Watanabe ,  Susumu Hashimoto ,  Yasuo Komatsu ,  Manabu Yajima ,  Akihiko Mochida ,  Koji Omori

IPC: A61B1/06 ,  A61B1/05 ,  A61B1/07 ,  G02B23/24 ,  A61B1/04

Abstract: A light source device for endoscope includes a rotational body configured to rotate with a rotational axis as a center; a fluorescent body arranged in a predetermined area of the rotational body and configured to generate fluorescence by excitation light being radiated; an illuminating portion capable of selectively radiating excitation light of a first quantity and excitation light of a second quantity which is larger than the first quantity to a fluorescent body; and a control portion configured to switch between a first state of radiating the excitation light of the first quantity to the fluorescent body arranged in a first area and a second state of radiating the excitation light of the second quantity to the fluorescent body arranged in a second area.