A lamp is an artificial light source such as a light bulb or tube.
An OLED is a solid state lamp that uses light-emitting diodes as the source of light whose emissive electroluminescent layer is composed of a film of organic compounds.
A lamp is an artificial light source such as a light bulb or tube.
An OLED is a solid state lamp that uses light-emitting diodes as the source of light whose emissive electroluminescent layer is composed of a film of organic compounds.