14 meridians in Chinese medicine acupuncture meridians of the actual state, has been teaching are all knowledge of traditional Chinese medicine, its mode meridian conduction phenomena and the actual position of acupuncture points, there is no display system which marks its site and state. The present invention uses a non-contact type modulating light source to illuminate meridian points that is available identify acupuncture point. because acupuncture points have a characteristic vibrations, rather than none acupuncture points.中醫的十四經脈中經脈穴道之實際狀態,一直以來皆為傳統中醫教學傳承之知識,其經絡傳導現象與模式,以及穴道的實際位置與模式並無偵測顯示系統,以標示其位點及狀態。 本發明使用非接觸式光源照射經絡穴位,可於觀測光柵系統觀測穴位之振動產生的疊紋條紋變化,因穴位點有振動之特性,而非穴位點不會振動而明顯顯示出穴位點。100‧‧‧光學穴位探測光疊紋示意圖101‧‧‧光柵一102‧‧‧光柵二103‧‧‧受測目標區104‧‧‧光斑105‧‧‧穴位點106‧‧‧光源107‧‧‧觀測者