optical vortex

a Device Which Allows an Optical Detector to Pick up a Twisted Light Wave From Harvard
Jan 11, 2013
A device which allows an optical detector to pick up on the rotation of a twisted light wave, called an optical vortex or vortex beam, has been developed by researchers at the Harvard School of Engineering and Applied Sciences (SEAS). ...

Tags: optical vortex, vortex beam, optical communication networks