levelling system, so that when the load is increased the headlight beams are
automatically adjusted; the headlamp must be tted with an automatic cleaning
system, as dirt deposits on the lens act as a diffuser, thereby projecting the
light beyond the prescribed range. These three conditions together with the
extensive life span of the xenon bulb greatly reduce the risk of incorrectly
aligned headlamps. The use of halogen bulbs entails a much higher risk.
Xenon light sometimes appears to irritate oncoming drivers. In normal
circumstances drivers look straight ahead; however, due to the conspicuous
colour of xenon light, drivers are ...
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