Silicon ZOOM 2 Multimode Fiber 850nm SC Connector Test KitDescription Description Multimode Fiber Test Kit The Silicon ZOOM II Dual 850nm Test Kit is ideal for LAN managers and installers who need to do simple attenuation tests on their multimode networks. The Silicon ZOOM II (Zeroed Output Optical Meter) is an economical fiber optic power meter. It provides accurate testing of multimode fiber cables. The 4 digit 7 segment LED display shows power readings with a resolution of 0. 01dB. On screen indicators