Mark III Robot Store

Fairchild QRB1134 IR Photoreflector		$2.50
Click for larger image	Infrared photoreflector sensor. Contains two elements, one which emits a beam of infrared light and the other which detects that light. An object in front of this sensor will reflect light. This sensor is used as a downward-looking detector on the Mark III, to detect the edge of the sumo ring or to detect a line to follow. Daylight filter is built in to reduce interference from ambient lighting. Optimal sensing distance is about 0.2 inches.	Backordered
Datasheets Fairchild QRB1133/QRB1134 Proximity Sensor