The present invention along with the volume is small easy to carry, is to provide a light beam therapy device of the pasted expression that can be applied to the skin of each part of the human body. A phototherapy apparatus comprising a light transmissive insulating carrier 10 and the light source module 20, the light source module is provided inside the light transmitting insulating carriers, a control circuit board 201, the electric supply device 2011, a switch 2012 and at least one light emitting diode 2013, provided with a light emitting diode and the switch and the electrical supply elements are respectively coupled to the control circuit board and are electrically connected to each other. Further, the light transmissive insulating carrier 10 comprises an adhesive layer 101 on the surface of an adhesive sheet. .BACKGROUND【課題】体積が小さく携帯に便利であるとともに、人体の各部位の皮膚に適用できる貼り付け式の光線治療装置を提供する。【解決手段】光線治療装置は、光透過絶縁キャリア10と光源モジュール20とを備え、光源モジュールが光透過絶縁キャリアの内部に設けられ、制御回路板201と、電気供給素子2011と、スイッチ2012と、少なくとも一つの発光ダイオード2013と、を備え、発光ダイオードとスイッチおよび電気供給素子とがそれぞれ制御回路板に結合し、互いに電気的に接続される。また、光透過絶縁キャリア10は粘着シート状で表面に接着層101を備える。【選択図】図3