The invention is a photodynamic generating device (2) which can switch multiple light sources.Including: a light source machine；The light source machine comprises a plurality of single light source modules.Each single light source module is provided with at least one illuminant.And each single light source module is arranged on a turntable；A light cup,The collecting cup is hollow and is sleeved on each of the illuminants；One axle bar.The shaft is threaded on the turntable.And a plurality of gears are arranged at the bottom of the shaft rod.The gears mesh with each other.A motor is arranged at the bottom of the gear；In addition,The turntable can be replaced by a slide rail.And a rotating shaft is pivoted inside the slide rail.The advantages of the invention are that the light source machine includes multiple light sources, including general white light observation and another photodynamic light source output, so as to improve the accuracy and convenience of medical work.本創作為一種可切換多光源之光動力產生裝置(二)，包括：一光源機；該光源機包含複數單光源模組，各該單光源模組設置至少一發光體，且各該單光源模組設置於一轉盤上；一集光杯，該集光杯係為中空且套設於各該發光體上；一軸桿，該軸桿穿設於該轉盤上，且該軸桿底部設置複數齒輪，各該齒輪相互齧合，其中一該齒輪底部設置一馬達；另，可將上述之該轉盤替換為一滑軌，並於該滑軌內部樞設一旋軸。本創作之優點在於該光源機含多種光源使用，包含一般白光觀測外加另具光動力光源輸出，藉以提升醫療工作的準確性及方便性。
