ISO 3784:1976 Preview
Road vehicles -- Measurement of impact velocity in collision tests
This standard was last reviewed and confirmed* in 2015.
*Therefore this version remains current
Specifies the accuracy of measurement of the impact velocity. Describes in the annex some typical methods suitable for the measurement. These methods are intended to facilitate the comparison of data obtained in similar tests by different laboratories. Other methods may be used provided they meet the requirements of 2.1 and 2.2.