Abstract / scope
Specifies a method of measuring the variation of motorcycle dipped beam inclination, with respect to its initial inclination, caused by the changes in vehicle attitude due to loading. Applies to two-wheeled motorcycles.
ISO 9987:1990Published
Motorcycles — Measurement of variation of dipped beam inclination as a function of load
Motocycles — Mesurage des variations d'inclinaison du faisceau de croisement en fonction de la charge