Retractable aircraft refueling area illuminating lamp
LED lighting device, and method of extracting light using LED lighting device
LED LIGHTING DEVICE, AND METHOD OF EXTRACTING LIGHT USING LED LIGHTING DEVICE
Method for controlling the light distribution of a luminaire
Method for controlling the light distribution of a luminaire
METHOD FOR CONTROLLING THE LIGHT DISTRIBUTION OF A LUMINAIRE
METHOD FOR CONTROLLING THE LIGHT DISTRIBUTION OF A LUMINAIRE
Method for controlling the light distribution of a luminaire
METHOD FOR CONTROLLING THE LIGHT DISTRIBUTION OF A LUMINAIRE
New energy automobile lighting headlamp protection shell
Emergency equipment automatic balance adjusting device and adjusting method thereof