Voyant has announced the Helium family of fully solid-state 4D FMCW LiDAR sensors and modules for simultaneous depth and velocity measurement. Based on a proprietary silicon photonic chip, the ...

The fabrication and characterization of silica-glass optical fibres 1,2 have been developed into a precise art by the telecommunications industry 3,4,5,6. An unintended side effect of this success has ...