Photoreflector
A Photoreflector is a light emitting diode and a phototransistor housed in a compact package that can be used for detection of proximity and colour of objects.
They are a popular component in line following robots and other robotics.[1]
Notes
[edit]- ^ "Active Robots - Fairchild QRB1134 IR Photoreflector - UK". www.active-robots.com. Archived from the original on 2005-11-24.
 | This electronics-related article is a stub. You can help Wikipedia by expanding it. |