VS - Lighting Systems - Lighting - 998542

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Headlamps beams

A good front lighting function provides maximum visibility with minimum inconvenience for other road users. Headlight beams are standard patterns that set the light projection levels and limits on the road.

200 180 160 140 120 100 80 60 40 20 m

Several beams are defined:

l Low beam also called passing beam or dipped beam. l High beam also called main-beam or full-beam. l Fog beam.

High beam

Beam types

Beams can be defined according to their shape and performance:

l The “Width” area: where illuminance covers the whole road width in the driver’s near field of view.

l The “Comfort” area: which corresponds to the driver main vision zone.

Low beam

l The “Range” area: where the maximum illuminance level occurs far on up to the road.

Fog light

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