1 min read

Researchers at the University of Washington�Seattle and at Sandia National Laboratories, in Albuquerque, have unveiled the ­latest advance in headâ''up displays: a ­contact lens with an imprinted electronic circuit and red LEDs. Future versions will superimpose images over the user’s view of the world and include ­wireless ­transceivers for two-way ­communication and solar cells for power. Now what’s to stop future ­generations of students from furtively scanning crib sheets when the illicit notes are on displays built into their contact lenses?

This article is for IEEE members only. Join IEEE to access our full archive.

Join the world’s largest professional organization devoted to engineering and applied sciences and get access to all of Spectrum’s articles, podcasts, and special reports. Learn more →

If you're already an IEEE member, please sign in to continue reading.

Membership includes:

  • Get unlimited access to IEEE Spectrum content
  • Follow your favorite topics to create a personalized feed of IEEE Spectrum content
  • Save Spectrum articles to read later
  • Network with other technology professionals
  • Establish a professional profile
  • Create a group to share and collaborate on projects
  • Discover IEEE events and activities
  • Join and participate in discussions