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A retroreflective arrangement places the transmitter and receiver in the same location and uses a reflector to bounce the light beam from the transmitter to the receiver. An object is detected when the beam is interrupted and does not reach the receiver. It can be applied in security systems, manufacturing industry.
A retroreflective arrangement places the transmitter and receiver in the same location and uses a reflector to bounce the light beam from the transmitter to the receiver. An object is detected when the beam is interrupted and does not reach the receiver. It can be applied in security systems, manufacturing industry.