An Invisible Waveguide Being Written Via Laser into a Smartphone's Display Glass (IMAGE)

Optica

An Invisible Waveguide Being Written Via Laser into a Smartphone's Display Glass — Caption

An invisible waveguide (pathway for light) being written via laser into a smartphone's display glass is shown. The waveguide is a horizontal line from the left side of the screen, but it cannot be seen with the naked eye.

Credit

<i>Optics Express</i>

Usage Restrictions

Include caption & credit

License

Licensed content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.