This standard specifies a method of measuring the insertion loss of optical connection elements (including permanent connections) and fibre optic couplers. These methods are suitable for single and multi-channel devices and hybrid configurations. It shall be used together with EN 2591-100.
DS/EN 2591-601:2002 history
2002DS/EN 2591-601:2002 Aerospace series - Elements of electrical and optical connection - Test methods - Part 601: Optical elements - Insertion loss