scope:

This International Standard defines the general requirements for the construction and performance of magnetic compasses, including hand bearing compasses, binnacles and azimuth reading devices, class B. This International standard refers to liquid magnetic compasses: - intended for steering purposes and/or taking bearings on board ships for "restricted service" and pleasure craft, in accordance with the regulations in force; - with a sealed or non-sealed bowl; - equipped with a direct reading system; - which may be of the reflecting, projecting or transmitting type.