Asian Aerospace 2000 -- Rockwell Collins Flight Dynamics has been given a supplemental type certificate for installation of the Head-up Guidance System (HGS) on Scandinavian Airlines System's Next-Generation Boeing 737-600s. HGS allows landings in visibility conditions as low as 200 meters on Cat III runways, or landings on Cat I runways in Cat II conditions. Take-off minima are 75 meters from Cat III runways. This is the 14th HGS