Descriptors | Lighting systems, Aeronautical ground lights, Lighting equipment, Luminaires, Airports, Air transport engineering, Landing (flight), Runways, Taxiing, Elevated, Type testing, Testing conditions, Seatings, Lamp caps, Mechanical testing, Heating tests, Thermal resistance, Electrical insulation, Electrical testing, Aligned, Accuracy, White, Blue, Green, Red, Yellow, Photometry (light measurement), Marking |