歐姆龍U型光電開(kai)關是一種紅(hong)(hong)(hong)外感(gan)應光電產品,由紅(hong)(hong)(hong)外發射管(guan)和紅(hong)(hong)(hong)外接(jie)收管(guan)組成。它以(yi)光為(wei)媒介,通過(guo)接(jie)收并(bing)轉換發射器和接(jie)收器之(zhi)間的紅(hong)(hong)(hong)外光,以(yi)檢(jian)測物(wu)體的位置。