Tiny Optical Elements Could One Day Replace Traditional Refractive Lenses

  • Magazine Article
  • TBMG-34419
Published 2019-05-01by Tech Briefs Media Group in United States
  • English

A Northwestern University research team has developed tiny optical elements from metal nanoparticles and a polymer that one day could replace traditional refractive lenses to realize portable imaging systems and optoelectronic devices. The flat and versatile lens, a type of metalens, has a thickness 100 times smaller than the width of a human hair.