A gas-discharge lamp is an electric light source in which light is produced by an electric discharge in a gas or mixture of gases. Unlike a halogen lamp, the light is not produced by a heated filament. …

Glare occurs when lighting conditions impair vision or are perceived as unpleasant. This can be caused, for example, by a high luminance of a light source or a significant difference in luminance within the field of view.

In an electrical system, a conductive body is assigned a zero potential, the so-called ground or earth. All other occurring voltages are defined in relation to this zero potential. The ground is the common connection of all components and is usually represented in vehicles by …