IR break the beam

Discussion in 'General Electronics Chat' started by lina889, Oct 29, 2010.

  1. lina889

    Thread Starter New Member

    Oct 4, 2010
    hi all
    i want a help a bout IR break the beam
    i want the name and the number of that sensor that i can put the transmitter and the receiver at distance 15 cm to detect if an object is put in the middle between the transmitter and receiver