A company called UltraHaptics has developed a technology to create 3D shapes in mid - life . A 3D sensation is generated by ultrasonic jets , which alter air pressure . The shapes could be applied to electronic devices , car dashboards , and virtual reality headsets .
A company called UltraHaptics has developed a technology to create 3D shapes in mid-air . A tactile sensation is provided by ultrasonic waves , which alter air pressure . The technology could be applied to electronic devices , car dashboards , and virtual reality headsets .