Plenty of people use their smartphone while walking, eating, or doing other activities. It is easy to miss obstacles in your way while distracted with your phone. Minwook Paeng’s Robotic Eye can help. It is a hazard sensing robot that opens its eyelid when you tilt your head down. The Third Eye can detect dangers up to a meter ahead and alerts you.
This robot eye is built with Arduino. It also has a gyroscope for detecting orientation and a speaker. The above video shows how it works.