ISO 10604:2026

This document specifies the procedure to measure or to verify the aiming of the luminous beams emitted by the front lighting devices installed on road motor vehicles excluding mopeds and motorcycles. This document prescribes the provisions specifying: a) the test conditions and test area plane; b) the preparation of the vehicle under test; c) the procedure using equipment with a distant aiming screen; d) the procedure using movable front-lighting testing system; e) the photometric measurement.