ERG-jet is a corneal contact lens electrode for ERG recording under retinal light stimulation, suitable for human or animal application (cats and dogs for example ). Featured with a thin gold ring of some angström on the concave surface, ERG-jet is applied with two sterile gel drops. ERG-jet is sold packaged in sterile single use blister. Therefore Fabrinal is world leader for this type of sterile corneal lens captors.