New Electronics

Vector Photonics demonstrates free-space optical communications using PCSELs outside a laboratory

Vector Photonics, a start-up, has carried out what it says is the first public demonstration of PCSEL technology.
optics.org

Vector Photonics achieves FSO communications by PCSEL ‘for first time outside of lab’

Vector Photonics, a start-up based near Glasgow, UK, pioneering the use of photonic crystal surface emitting lasers (PCSEL) ...