Optical sensors for measuring current and voltage designed for the energy space in order to accurately measure current and voltage on the power grid through light; Optical sensors for measuring characteristics of a system designed for the energy space in order to accurately measure vibration and temperature thru light; Optical sensors for measuring characteristics of a system in order to accurately measure one or more of current, voltage, vibration, and temperature; modular optical sensing platforms for measuring current and voltage in power systems, namely, optical sensors for measuring current and voltage; modular optical sensing platforms for measuring vibration and temperature in systems, namely, optical sensors for measuring vibration and temperature; optical voltage sensors; optical current sensors; optical vibration sensors; optical temperature sensors; groundless optical voltage sensors; underground optical sensors for measuring one or more of current, voltage, temperature, current harmonics and voltage harmonics of power systems
Electrical and Scientific Apparatus