World Cup news
Third goal-line technology system licenced
February 25, 2013
By ESPN staff
Cairos, a German system using magnetic field technology, will join Hawk-Eye and GoalRef as officially approved projects, while testing of a fourth system has now been completed.
The Cairos system was tested by independent Swiss institute EMPA, with on-pitch tests carried out at Karlsruhe's Wildparkstadion and at regional side ATSV Mutschelbach before laboratory ...